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From git-site-r...@apache.org
Subject [2/7] predictionio-site git commit: Documentation based on apache/predictionio#e8fd1af3310d3737ac5b0ab03d70e4d8dae30be0
Date Mon, 01 Oct 2018 05:57:13 GMT
http://git-wip-us.apache.org/repos/asf/predictionio-site/blob/4b60e423/templates/productranking/quickstart/index.html
----------------------------------------------------------------------
diff --git a/templates/productranking/quickstart/index.html b/templates/productranking/quickstart/index.html
index 43c5750..ab71b6a 100644
--- a/templates/productranking/quickstart/index.html
+++ b/templates/productranking/quickstart/index.html
@@ -32,7 +32,7 @@ Your system is all ready to go.
 <span class="o">[</span>INFO] <span class="o">[</span>App<span class="nv">$]</span>               MyApp1 |    1 | 3mZWDzci2D5YsqAnqNnXH9SB6Rg3dsTBs8iHkK6X2i54IQsIZI1eEeQQyMfs7b3F | <span class="o">(</span>all<span class="o">)</span>
 <span class="o">[</span>INFO] <span class="o">[</span>App<span class="nv">$]</span>               MyApp2 |    2 | io5lz6Eg4m3Xe4JZTBFE13GMAf1dhFl6ZteuJfrO84XpdOz9wRCrDU44EUaYuXq5 | <span class="o">(</span>all<span class="o">)</span>
 <span class="o">[</span>INFO] <span class="o">[</span>App<span class="nv">$]</span> Finished listing 2 app<span class="o">(</span>s<span class="o">)</span>.
-</pre></td></tr></tbody></table> </div> <p><a href="#"></a></p> <h2 id='4.-collecting-data' class='header-anchors'>4. Collecting Data</h2><p>Next, let&#39;s collect some training data for the app of this Engine. By default, the Product Ranking Engine Template supports 2 types of entities: <strong>user</strong> and <strong>item</strong>, and event <strong>view</strong>. A user can view an item. This template requires &#39;$set&#39; user event, &#39;$set&#39; item event and user-view-item events.</p> <p>You can send these events to PredictionIO Event Server in real-time easily by making a HTTP request or through the provided SDK. Please see <a href="/appintegration/">App Integration Overview</a> for more details how to integrate your app with SDK.</p><p>Let&#39;s try sending events to EventServer with the following <code>curl</code> commands (The corresponding SDK code is showed in other tabs).</p><p>Replace <code>&lt;ACCCESS_KEY&gt;</code> by the Access Key generated in above steps. 
 Note that <code>localhost:7070</code> is the default URL of the Event Server.</p><p>For convenience, set your access key to the shell variable, run:</p><p><code>$ ACCESS_KEY=&lt;ACCESS_KEY&gt;</code></p> <p><a href="#"></a></p> <p>For example, when a new user with id &quot;u0&quot; is created in your app on time <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified), you can send a <code>$set</code> event for this user. To send this event, run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-a92c7f29-8af8-4403-9fbf-606ee6c421db">REST API</a></li> <li data-lang="python"><a href="#tab-dd93705d-322c-42b9-a0dd-3c869cf6d75f">Python SDK</a></li> <li data-lang="php"><a href="#tab-c99cb509-8501-49f6-bed5-5484d82e6edd">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-e2056636-16a9-4e8b-9413-3bb838fbeead">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-473103f0-6f36-42b7
 -b055-3da5825a4613">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-a92c7f29-8af8-4403-9fbf-606ee6c421db"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td></tr></tbody></table> </div> <p><a href="#"></a></p> <h2 id='4.-collecting-data' class='header-anchors'>4. Collecting Data</h2><p>Next, let&#39;s collect some training data for the app of this Engine. By default, the Product Ranking Engine Template supports 2 types of entities: <strong>user</strong> and <strong>item</strong>, and event <strong>view</strong>. A user can view an item. This template requires &#39;$set&#39; user event, &#39;$set&#39; item event and user-view-item events.</p> <p>You can send these events to PredictionIO Event Server in real-time easily by making a HTTP request or through the provided SDK. Please see <a href="/appintegration/">App Integration Overview</a> for more details how to integrate your app with SDK.</p><p>Let&#39;s try sending events to EventServer with the following <code>curl</code> commands (The corresponding SDK code is showed in other tabs).</p><p>Replace <code>&lt;ACCCESS_KEY&gt;</code> by the Access Key generated in above steps. 
 Note that <code>localhost:7070</code> is the default URL of the Event Server.</p><p>For convenience, set your access key to the shell variable, run:</p><p><code>$ ACCESS_KEY=&lt;ACCESS_KEY&gt;</code></p> <p><a href="#"></a></p> <p>For example, when a new user with id &quot;u0&quot; is created in your app on time <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified), you can send a <code>$set</code> event for this user. To send this event, run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-7b47932e-9714-43fc-b04c-29defb837271">REST API</a></li> <li data-lang="python"><a href="#tab-c18fe115-9d4d-48f6-a35e-52d86663f7dd">Python SDK</a></li> <li data-lang="php"><a href="#tab-185cf66a-528c-465e-8624-99548389a96f">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-41ea7514-bc92-466b-9aea-8cb649949b35">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-8818333b-7435-4db0
 -8289-9f1923b397af">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-7b47932e-9714-43fc-b04c-29defb837271"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -47,7 +47,7 @@ Your system is all ready to go.
   "entityId" : "u0",
   "eventTime" : "2014-11-02T09:39:45.618-08:00"
 }'</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-dd93705d-322c-42b9-a0dd-3c869cf6d75f"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-c18fe115-9d4d-48f6-a35e-52d86663f7dd"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -78,7 +78,7 @@ Your system is all ready to go.
   <span class="n">entity_type</span><span class="o">=</span><span class="s">"user"</span><span class="p">,</span>
   <span class="n">entity_id</span><span class="o">=&lt;</span><span class="n">USER_ID</span><span class="o">&gt;</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-c99cb509-8501-49f6-bed5-5484d82e6edd"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-185cf66a-528c-465e-8624-99548389a96f"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -103,7 +103,7 @@ Your system is all ready to go.
   <span class="s1">'entityId'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="nx">USER</span> <span class="nx">ID</span><span class="o">&gt;</span>
 <span class="p">));</span>
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-e2056636-16a9-4e8b-9413-3bb838fbeead"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-41ea7514-bc92-466b-9aea-8cb649949b35"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -120,7 +120,7 @@ Your system is all ready to go.
   <span class="s1">'user'</span><span class="p">,</span>
   <span class="o">&lt;</span><span class="no">USER</span> <span class="no">ID</span><span class="o">&gt;</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-473103f0-6f36-42b7-b055-3da5825a4613"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-8818333b-7435-4db0-8289-9f1923b397af"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -145,7 +145,7 @@ Your system is all ready to go.
   <span class="o">.</span><span class="na">entityType</span><span class="o">(</span><span class="s">"user"</span><span class="o">)</span>
   <span class="o">.</span><span class="na">entityId</span><span class="o">(&lt;</span><span class="n">USER_ID</span><span class="o">&gt;);</span>
 <span class="n">client</span><span class="o">.</span><span class="na">createEvent</span><span class="o">(</span><span class="n">userEvent</span><span class="o">);</span>
-</pre></td> </tr></tbody></table> </div> </div> </div> <p>When a new item &quot;i0&quot; is created in your app on time <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified), you can send a <code>$set</code> event for the item. Run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-56988bde-d02e-4c5f-a6aa-3c77f2d68e61">REST API</a></li> <li data-lang="python"><a href="#tab-35349167-9a3e-469a-9185-3f6c858a8987">Python SDK</a></li> <li data-lang="php"><a href="#tab-28abf6f3-2857-4181-89cd-25297c14f344">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-fe1190ec-8710-4fb4-8aaa-235747989fd0">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-c29456fd-b013-4437-b876-41c0af7af1ed">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-56988bde-d02e-4c5f-a6aa-3c77f2d68e61"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td cla
 ss="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> </div> <p>When a new item &quot;i0&quot; is created in your app on time <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified), you can send a <code>$set</code> event for the item. Run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-6283dce6-fca3-4e04-83ee-a45aca5b3a42">REST API</a></li> <li data-lang="python"><a href="#tab-9c32e654-3541-4992-a775-70146cecd4ed">Python SDK</a></li> <li data-lang="php"><a href="#tab-8678b54f-7f97-47bd-84d9-d5acc465f1de">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-653efd53-99dd-46b3-8382-6526a572ae9b">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-61b2862e-98e8-44e9-b0b9-0c3d054a974c">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-6283dce6-fca3-4e04-83ee-a45aca5b3a42"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td cla
 ss="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -160,7 +160,7 @@ Your system is all ready to go.
   "entityId" : "i0",
   "eventTime" : "2014-11-02T09:39:45.618-08:00"
 }'</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-35349167-9a3e-469a-9185-3f6c858a8987"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-9c32e654-3541-4992-a775-70146cecd4ed"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -173,7 +173,7 @@ Your system is all ready to go.
   <span class="n">entity_type</span><span class="o">=</span><span class="s">"item"</span><span class="p">,</span>
   <span class="n">entity_id</span><span class="o">=&lt;</span><span class="n">ITEM_ID</span><span class="o">&gt;</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-28abf6f3-2857-4181-89cd-25297c14f344"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-8678b54f-7f97-47bd-84d9-d5acc465f1de"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -190,7 +190,7 @@ Your system is all ready to go.
 <span class="p">));</span>
 
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-fe1190ec-8710-4fb4-8aaa-235747989fd0"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-653efd53-99dd-46b3-8382-6526a572ae9b"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -203,7 +203,7 @@ Your system is all ready to go.
   <span class="o">&lt;</span><span class="no">ITEM</span> <span class="no">ID</span><span class="o">&gt;</span>
 <span class="p">)</span>
 
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-c29456fd-b013-4437-b876-41c0af7af1ed"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-61b2862e-98e8-44e9-b0b9-0c3d054a974c"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -214,7 +214,7 @@ Your system is all ready to go.
   <span class="o">.</span><span class="na">entityType</span><span class="o">(</span><span class="s">"item"</span><span class="o">)</span>
   <span class="o">.</span><span class="na">entityId</span><span class="o">(&lt;</span><span class="n">ITEM_ID</span><span class="o">&gt;);</span>
 <span class="n">client</span><span class="o">.</span><span class="na">createEvent</span><span class="o">(</span><span class="n">itemEvent</span><span class="o">)</span>
-</pre></td> </tr></tbody></table> </div> </div> </div> <p>When the user &quot;u0&quot; view item &quot;i0&quot; on time <code>2014-11-10T12:34:56.123-08:00</code> (current time will be used if eventTime is not specified), you can send a view event. Run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-d8233cc4-616d-4b67-bd00-d447bb40a988">REST API</a></li> <li data-lang="python"><a href="#tab-d4e2f1a3-0263-4b8e-8213-0eb7b40c5401">Python SDK</a></li> <li data-lang="php"><a href="#tab-a8959889-b42c-4fc9-87f5-c09433622ce8">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-8c559337-8b7d-40b0-8b3d-6c7ff88c1f49">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-ff4b63b3-78bb-4ada-a9f6-ce047a015c89">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-d8233cc4-616d-4b67-bd00-d447bb40a988"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text
 -align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> </div> <p>When the user &quot;u0&quot; view item &quot;i0&quot; on time <code>2014-11-10T12:34:56.123-08:00</code> (current time will be used if eventTime is not specified), you can send a view event. Run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-923c5035-7fd2-4ba8-a8e7-a601672a5903">REST API</a></li> <li data-lang="python"><a href="#tab-883c03c7-4bb2-4a82-b566-ff8d104f5fcd">Python SDK</a></li> <li data-lang="php"><a href="#tab-5e553273-94ad-45e7-b370-ab2835a28c27">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-967e4374-273f-4b57-a699-b3f0fec9183d">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-67d6a75d-8e6d-4f87-b467-02c7c6e79f63">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-923c5035-7fd2-4ba8-a8e7-a601672a5903"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text
 -align: right"><pre class="lineno">1
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@@ -233,7 +233,7 @@ Your system is all ready to go.
   "targetEntityId" : "i0",
   "eventTime" : "2014-11-10T12:34:56.123-08:00"
 }'</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-d4e2f1a3-0263-4b8e-8213-0eb7b40c5401"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-883c03c7-4bb2-4a82-b566-ff8d104f5fcd"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -250,7 +250,7 @@ Your system is all ready to go.
   <span class="n">target_entity_type</span><span class="o">=</span><span class="s">"item"</span><span class="p">,</span>
   <span class="n">target_entity_id</span><span class="o">=&lt;</span><span class="n">ITEM</span> <span class="n">ID</span><span class="o">&gt;</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-a8959889-b42c-4fc9-87f5-c09433622ce8"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-5e553273-94ad-45e7-b370-ab2835a28c27"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -269,7 +269,7 @@ Your system is all ready to go.
    <span class="s1">'targetEntityId'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="nx">ITEM</span> <span class="nx">ID</span><span class="o">&gt;</span>
 <span class="p">));</span>
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-8c559337-8b7d-40b0-8b3d-6c7ff88c1f49"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-967e4374-273f-4b57-a699-b3f0fec9183d"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -286,7 +286,7 @@ Your system is all ready to go.
     <span class="s1">'targetEntityId'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="no">ITEM</span> <span class="no">ID</span><span class="o">&gt;</span>
   <span class="p">}</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-ff4b63b3-78bb-4ada-a9f6-ce047a015c89"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-67d6a75d-8e6d-4f87-b467-02c7c6e79f63"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -344,14 +344,14 @@ User u10 views item i7
 </pre></td></tr></tbody></table> </div> <p>When the engine is deployed successfully and running, you should see a console message similar to the following:</p><div class="highlight shell"><table style="border-spacing: 0"><tbody><tr><td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2</pre></td><td class="code"><pre><span class="o">[</span>INFO] <span class="o">[</span>HttpListener] Bound to /0.0.0.0:8000
 <span class="o">[</span>INFO] <span class="o">[</span>MasterActor] Bind successful. Ready to serve.
-</pre></td></tr></tbody></table> </div> <p>Do not kill the deployed engine process.</p><p>By default, the deployed engine binds to <a href="http://localhost:8000"><a href="http://localhost:8000">http://localhost:8000</a></a>. You can visit that page in your web browser to check its status.</p><p><img alt="Engine Status" src="/images/engine-server-3246414b.png"/></p></p><h2 id='6.-use-the-engine' class='header-anchors'>6. Use the Engine</h2><p>Now, You can retrieve predicted results. To rank items with IDs &quot;i1&quot;, &quot;i3&quot;, &quot;i10&quot;, &quot;i2&quot;, &quot;i5&quot;, &quot;i31&quot;, &quot;i9&quot; for user &quot;u2&quot;. You send this JSON <code>{ &quot;user&quot;: &quot;u2&quot;, &quot;items&quot;: [&quot;i1&quot;, &quot;i3&quot;, &quot;i10&quot;, &quot;i2&quot;, &quot;i5&quot;, &quot;i31&quot;, &quot;i9&quot;] }</code> to the deployed engine and it will return a JSON of the ranked items. Simply send a query by making a HTTP request or through the <code>EngineCl
 ient</code> of an SDK.</p><p>With the deployed engine running, open another terminal and run the following <code>curl</code> command or use SDK to send the query:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-217e0729-cea4-44f1-b83e-d987738a4733">REST API</a></li> <li data-lang="python"><a href="#tab-d274296a-0971-4ef7-a0f5-15039e540e64">Python SDK</a></li> <li data-lang="php"><a href="#tab-b1e0c7fa-aed6-4faf-97c0-ebb21a2398d3">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-4137e0d6-73b2-4f12-9e14-ad25b4d26336">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-64cf4be0-dc03-4ddf-9d8b-d306b18ad2f0">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-217e0729-cea4-44f1-b83e-d987738a4733"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td></tr></tbody></table> </div> <p>Do not kill the deployed engine process.</p><p>By default, the deployed engine binds to <a href="http://localhost:8000"><a href="http://localhost:8000">http://localhost:8000</a></a>. You can visit that page in your web browser to check its status.</p><p><img alt="Engine Status" src="/images/engine-server-3246414b.png"/></p></p><h2 id='6.-use-the-engine' class='header-anchors'>6. Use the Engine</h2><p>Now, You can retrieve predicted results. To rank items with IDs &quot;i1&quot;, &quot;i3&quot;, &quot;i10&quot;, &quot;i2&quot;, &quot;i5&quot;, &quot;i31&quot;, &quot;i9&quot; for user &quot;u2&quot;. You send this JSON <code>{ &quot;user&quot;: &quot;u2&quot;, &quot;items&quot;: [&quot;i1&quot;, &quot;i3&quot;, &quot;i10&quot;, &quot;i2&quot;, &quot;i5&quot;, &quot;i31&quot;, &quot;i9&quot;] }</code> to the deployed engine and it will return a JSON of the ranked items. Simply send a query by making a HTTP request or through the <code>EngineCl
 ient</code> of an SDK.</p><p>With the deployed engine running, open another terminal and run the following <code>curl</code> command or use SDK to send the query:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-6299d82e-83c6-4356-a83a-001316f56176">REST API</a></li> <li data-lang="python"><a href="#tab-14804160-441b-47b3-98fd-7391e1616159">Python SDK</a></li> <li data-lang="php"><a href="#tab-1e51208c-5b17-4d18-9097-6b606ea42a8b">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-4c85d049-4fcf-4b04-a565-6f46b4da19f2">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-96bc6df2-75a9-430f-bf40-62bc5cc9fa2a">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-6299d82e-83c6-4356-a83a-001316f56176"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3
 4</pre></td> <td class="code"><pre><span class="gp">$ </span>curl -H <span class="s2">"Content-Type: application/json"</span> <span class="se">\</span>
 -d <span class="s1">'{ "user": "u2", "items": ["i1", "i3", "i10", "i2", "i5", "i31", "i9"]}'</span> <span class="se">\</span>
 http://localhost:8000/queries.json
 
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-d274296a-0971-4ef7-a0f5-15039e540e64"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-14804160-441b-47b3-98fd-7391e1616159"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -362,7 +362,7 @@ http://localhost:8000/queries.json
   <span class="s">"user"</span><span class="p">:</span> <span class="s">"u2"</span><span class="p">,</span>
   <span class="s">"items"</span><span class="p">:</span> <span class="p">[</span><span class="s">"i1"</span><span class="p">,</span> <span class="s">"i3"</span><span class="p">,</span> <span class="s">"i10"</span><span class="p">,</span> <span class="s">"i2"</span><span class="p">,</span> <span class="s">"i5"</span><span class="p">,</span> <span class="s">"i31"</span><span class="p">,</span> <span class="s">"i9"</span><span class="p">]</span>
 <span class="p">})</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-b1e0c7fa-aed6-4faf-97c0-ebb21a2398d3"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-1e51208c-5b17-4d18-9097-6b606ea42a8b"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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 4
@@ -385,7 +385,7 @@ http://localhost:8000/queries.json
 <span class="nb">print_r</span><span class="p">(</span><span class="nv">$response</span><span class="p">);</span>
 
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-4137e0d6-73b2-4f12-9e14-ad25b4d26336"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-4c85d049-4fcf-4b04-a565-6f46b4da19f2"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -402,7 +402,7 @@ http://localhost:8000/queries.json
   <span class="s1">'items'</span> <span class="o">=&gt;</span> <span class="p">[</span><span class="s1">'i1'</span><span class="p">,</span> <span class="s1">'i3'</span><span class="p">,</span> <span class="s1">'i10'</span><span class="p">,</span> <span class="s1">'i2'</span><span class="p">,</span> <span class="s1">'i5'</span><span class="p">,</span> <span class="s1">'i31'</span><span class="p">,</span> <span class="s1">'i9'</span><span class="p">])</span>
 
 <span class="nb">puts</span> <span class="n">response</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-64cf4be0-dc03-4ddf-9d8b-d306b18ad2f0"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-96bc6df2-75a9-430f-bf40-62bc5cc9fa2a"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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http://git-wip-us.apache.org/repos/asf/predictionio-site/blob/4b60e423/templates/recommendation/quickstart/index.html
----------------------------------------------------------------------
diff --git a/templates/recommendation/quickstart/index.html b/templates/recommendation/quickstart/index.html
index a89818c..ae9e777 100644
--- a/templates/recommendation/quickstart/index.html
+++ b/templates/recommendation/quickstart/index.html
@@ -32,7 +32,7 @@ Your system is all ready to go.
 <span class="o">[</span>INFO] <span class="o">[</span>App<span class="nv">$]</span>               MyApp1 |    1 | 3mZWDzci2D5YsqAnqNnXH9SB6Rg3dsTBs8iHkK6X2i54IQsIZI1eEeQQyMfs7b3F | <span class="o">(</span>all<span class="o">)</span>
 <span class="o">[</span>INFO] <span class="o">[</span>App<span class="nv">$]</span>               MyApp2 |    2 | io5lz6Eg4m3Xe4JZTBFE13GMAf1dhFl6ZteuJfrO84XpdOz9wRCrDU44EUaYuXq5 | <span class="o">(</span>all<span class="o">)</span>
 <span class="o">[</span>INFO] <span class="o">[</span>App<span class="nv">$]</span> Finished listing 2 app<span class="o">(</span>s<span class="o">)</span>.
-</pre></td></tr></tbody></table> </div> <p><a href="#"></a></p> <h2 id='4.-collecting-data' class='header-anchors'>4. Collecting Data</h2><p>Next, let&#39;s collect some training data. By default, the Recommendation Engine Template supports 2 types of events: <strong>rate</strong> and <strong>buy</strong>. A user can give a rating score to an item or buy an item. This template requires user-view-item and user-buy-item events.</p><div class="alert-message info"><p>This template can easily be customized to consider more user events such as <em>like</em>, <em>dislike</em> etc.</p></div> <p>You can send these events to PredictionIO Event Server in real-time easily by making a HTTP request or through the provided SDK. Please see <a href="/appintegration/">App Integration Overview</a> for more details how to integrate your app with SDK.</p><p>Let&#39;s try sending events to EventServer with the following <code>curl</code> commands (The corresponding SDK code is showed in other tabs).</p><
 p>Replace <code>&lt;ACCCESS_KEY&gt;</code> by the Access Key generated in above steps. Note that <code>localhost:7070</code> is the default URL of the Event Server.</p><p>For convenience, set your access key to the shell variable, run:</p><p><code>$ ACCESS_KEY=&lt;ACCESS_KEY&gt;</code></p> <p><a href="#"></a></p> <h3 id='example-<strong>rate</strong>-event' class='header-anchors' >Example <strong>rate</strong> event</h3><p>A user (ID &quot;u0&quot;) gives an item (ID &quot;i0&quot;) a rating of 5 at <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified)</p><p>Run the following <code>curl</code> command to send the <code>rate</code> event:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-dd8b4050-9adb-4bf1-a6d0-0734b9d2677a">REST API</a></li> <li data-lang="python"><a href="#tab-281cf1c4-8d13-4bae-b1df-3bba1456911a">Python SDK</a></li> <li data-lang="php"><a href="#tab-cf1d265d-bd01-4b2d-b026-68189ebf39b0">PHP
  SDK</a></li> <li data-lang="ruby"><a href="#tab-fa40e246-87e2-446e-a217-41a37431c799">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-e2175dc5-79a5-4caa-bc66-844f3ad86e1b">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-dd8b4050-9adb-4bf1-a6d0-0734b9d2677a"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td></tr></tbody></table> </div> <p><a href="#"></a></p> <h2 id='4.-collecting-data' class='header-anchors'>4. Collecting Data</h2><p>Next, let&#39;s collect some training data. By default, the Recommendation Engine Template supports 2 types of events: <strong>rate</strong> and <strong>buy</strong>. A user can give a rating score to an item or buy an item. This template requires user-view-item and user-buy-item events.</p><div class="alert-message info"><p>This template can easily be customized to consider more user events such as <em>like</em>, <em>dislike</em> etc.</p></div> <p>You can send these events to PredictionIO Event Server in real-time easily by making a HTTP request or through the provided SDK. Please see <a href="/appintegration/">App Integration Overview</a> for more details how to integrate your app with SDK.</p><p>Let&#39;s try sending events to EventServer with the following <code>curl</code> commands (The corresponding SDK code is showed in other tabs).</p><
 p>Replace <code>&lt;ACCCESS_KEY&gt;</code> by the Access Key generated in above steps. Note that <code>localhost:7070</code> is the default URL of the Event Server.</p><p>For convenience, set your access key to the shell variable, run:</p><p><code>$ ACCESS_KEY=&lt;ACCESS_KEY&gt;</code></p> <p><a href="#"></a></p> <h3 id='example-<strong>rate</strong>-event' class='header-anchors' >Example <strong>rate</strong> event</h3><p>A user (ID &quot;u0&quot;) gives an item (ID &quot;i0&quot;) a rating of 5 at <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified)</p><p>Run the following <code>curl</code> command to send the <code>rate</code> event:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-6930f9c9-367f-4b27-9b0d-a16385554b2d">REST API</a></li> <li data-lang="python"><a href="#tab-ba26b476-3858-4318-b0ce-6dc314e292bc">Python SDK</a></li> <li data-lang="php"><a href="#tab-110ab4f0-37fd-488c-a7cf-705cb0660fba">PHP
  SDK</a></li> <li data-lang="ruby"><a href="#tab-f753cd16-e62b-4171-888a-d4514d2ef031">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-5d776f76-3493-4413-b253-5ef2f9e31df4">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-6930f9c9-367f-4b27-9b0d-a16385554b2d"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -57,7 +57,7 @@ Your system is all ready to go.
   }
   "eventTime" : "2014-11-02T09:39:45.618-08:00"
 }'</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-281cf1c4-8d13-4bae-b1df-3bba1456911a"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-ba26b476-3858-4318-b0ce-6dc314e292bc"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -92,7 +92,7 @@ Your system is all ready to go.
     <span class="n">target_entity_id</span><span class="o">=&lt;</span><span class="n">ITEM</span> <span class="n">ID</span><span class="o">&gt;</span><span class="p">,</span>
     <span class="n">properties</span><span class="o">=</span> <span class="p">{</span> <span class="s">"rating"</span> <span class="p">:</span> <span class="nb">float</span><span class="p">(</span><span class="o">&lt;</span><span class="n">RATING</span><span class="o">&gt;</span><span class="p">)</span> <span class="p">}</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-cf1d265d-bd01-4b2d-b026-68189ebf39b0"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-110ab4f0-37fd-488c-a7cf-705cb0660fba"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -123,7 +123,7 @@ Your system is all ready to go.
    <span class="s1">'properties'</span> <span class="o">=&gt;</span> <span class="k">array</span><span class="p">(</span><span class="s1">'rating'</span><span class="o">=&gt;</span> <span class="o">&lt;</span><span class="nx">RATING</span><span class="o">&gt;</span><span class="p">)</span>
 <span class="p">));</span>
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-fa40e246-87e2-446e-a217-41a37431c799"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-f753cd16-e62b-4171-888a-d4514d2ef031"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -150,7 +150,7 @@ Your system is all ready to go.
   <span class="p">}</span>
 <span class="p">)</span>
 
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-e2175dc5-79a5-4caa-bc66-844f3ad86e1b"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-5d776f76-3493-4413-b253-5ef2f9e31df4"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -179,7 +179,7 @@ Your system is all ready to go.
     <span class="o">.</span><span class="na">property</span><span class="o">(</span><span class="s">"rating"</span><span class="o">,</span> <span class="k">new</span> <span class="n">Float</span><span class="o">(&lt;</span><span class="n">RATING</span><span class="o">&gt;));</span>
 <span class="n">client</span><span class="o">.</span><span class="na">createEvent</span><span class="o">(</span><span class="n">rateEvent</span><span class="o">);</span>
 
-</pre></td> </tr></tbody></table> </div> </div> </div> <h3 id='example-<strong>buy</strong>-event' class='header-anchors' >Example <strong>buy</strong> event</h3><p>A user (ID &quot;u1&quot;) buys an item (ID &quot;i2&quot;) at <code>2014-11-10T12:34:56.123-08:00</code> (current time will be used if eventTime is not specified)</p><p>Run the following <code>curl</code> command to send the <code>buy</code> event:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-244c5157-1988-4ee1-91f1-fd6a9cbbb916">REST API</a></li> <li data-lang="python"><a href="#tab-37c9c496-6444-410c-b146-c13d19efc6dc">Python SDK</a></li> <li data-lang="php"><a href="#tab-ff37ad71-62c0-4021-98b0-61f3f17ea74f">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-20adf4d9-2ebc-40df-9ac8-bb206a030375">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-16301cec-d64f-480e-9e3b-efce3d593f40">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-244c5157-1988-4ee1-91f1-fd
 6a9cbbb916"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> </div> <h3 id='example-<strong>buy</strong>-event' class='header-anchors' >Example <strong>buy</strong> event</h3><p>A user (ID &quot;u1&quot;) buys an item (ID &quot;i2&quot;) at <code>2014-11-10T12:34:56.123-08:00</code> (current time will be used if eventTime is not specified)</p><p>Run the following <code>curl</code> command to send the <code>buy</code> event:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-d2f9a96e-9902-42a1-a2a1-0fa7e1ed0271">REST API</a></li> <li data-lang="python"><a href="#tab-32119bf3-b7f2-4710-b6ab-f980590127c9">Python SDK</a></li> <li data-lang="php"><a href="#tab-48f786b7-4a58-4118-a027-f37857b7d2c7">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-b6f35807-9f86-4d40-aa48-d4038972bc65">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-d73d60af-76c5-49c3-8d5a-7ccf8bab912f">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-d2f9a96e-9902-42a1-a2a1-0f
 a7e1ed0271"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -198,7 +198,7 @@ Your system is all ready to go.
   "targetEntityId" : "i2",
   "eventTime" : "2014-11-10T12:34:56.123-08:00"
 }'</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-37c9c496-6444-410c-b146-c13d19efc6dc"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-32119bf3-b7f2-4710-b6ab-f980590127c9"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -213,7 +213,7 @@ Your system is all ready to go.
     <span class="n">target_entity_type</span><span class="o">=</span><span class="s">"item"</span><span class="p">,</span>
     <span class="n">target_entity_id</span><span class="o">=&lt;</span><span class="n">ITEM</span> <span class="n">ID</span><span class="o">&gt;</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-ff37ad71-62c0-4021-98b0-61f3f17ea74f"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-48f786b7-4a58-4118-a027-f37857b7d2c7"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3
 4
@@ -232,7 +232,7 @@ Your system is all ready to go.
    <span class="s1">'targetEntityId'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="nx">ITEM</span> <span class="nx">ID</span><span class="o">&gt;</span>
 <span class="p">));</span>
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-20adf4d9-2ebc-40df-9ac8-bb206a030375"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-b6f35807-9f86-4d40-aa48-d4038972bc65"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3
 4
@@ -249,7 +249,7 @@ Your system is all ready to go.
     <span class="s1">'targetEntityId'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="no">ITEM</span> <span class="no">ID</span><span class="o">&gt;</span>
   <span class="p">}</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-16301cec-d64f-480e-9e3b-efce3d593f40"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-d73d60af-76c5-49c3-8d5a-7ccf8bab912f"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3
 4
@@ -297,17 +297,17 @@ Your system is all ready to go.
 </pre></td></tr></tbody></table> </div> <p>When the engine is deployed successfully and running, you should see a console message similar to the following:</p><div class="highlight shell"><table style="border-spacing: 0"><tbody><tr><td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2</pre></td><td class="code"><pre><span class="o">[</span>INFO] <span class="o">[</span>HttpListener] Bound to /0.0.0.0:8000
 <span class="o">[</span>INFO] <span class="o">[</span>MasterActor] Bind successful. Ready to serve.
-</pre></td></tr></tbody></table> </div> <p>Do not kill the deployed engine process.</p><p>By default, the deployed engine binds to <a href="http://localhost:8000"><a href="http://localhost:8000">http://localhost:8000</a></a>. You can visit that page in your web browser to check its status.</p><p><img alt="Engine Status" src="/images/engine-server-3246414b.png"/></p></p><h2 id='6.-use-the-engine' class='header-anchors'>6. Use the Engine</h2><p>Now, You can try to retrieve predicted results. To recommend 4 movies to user whose id is 1, you send this JSON <code>{ &quot;user&quot;: &quot;1&quot;, &quot;num&quot;: 4 }</code> to the deployed engine and it will return a JSON of the recommended movies. Simply send a query by making a HTTP request or through the <code>EngineClient</code> of an SDK.</p><p>With the deployed engine running, open another terminal and run the following <code>curl</code> command or use SDK to send the query:</p><div class="tabs"> <ul class="control"> <li data-lang
 ="json"><a href="#tab-69a64137-f452-4c9a-acc8-8ffbcb68deeb">REST API</a></li> <li data-lang="python"><a href="#tab-8434cdfb-80f2-4c76-bb3d-4098acdc7491">Python SDK</a></li> <li data-lang="php"><a href="#tab-0ed827b2-65eb-4f9f-aa65-0bd2686da13b">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-ab6e22e9-5bb9-4a1a-9f4e-fceef85e20d4">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-48663627-11c1-4594-b8b3-88a514094099">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-69a64137-f452-4c9a-acc8-8ffbcb68deeb"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td></tr></tbody></table> </div> <p>Do not kill the deployed engine process.</p><p>By default, the deployed engine binds to <a href="http://localhost:8000"><a href="http://localhost:8000">http://localhost:8000</a></a>. You can visit that page in your web browser to check its status.</p><p><img alt="Engine Status" src="/images/engine-server-3246414b.png"/></p></p><h2 id='6.-use-the-engine' class='header-anchors'>6. Use the Engine</h2><p>Now, You can try to retrieve predicted results. To recommend 4 movies to user whose id is 1, you send this JSON <code>{ &quot;user&quot;: &quot;1&quot;, &quot;num&quot;: 4 }</code> to the deployed engine and it will return a JSON of the recommended movies. Simply send a query by making a HTTP request or through the <code>EngineClient</code> of an SDK.</p><p>With the deployed engine running, open another terminal and run the following <code>curl</code> command or use SDK to send the query:</p><div class="tabs"> <ul class="control"> <li data-lang
 ="json"><a href="#tab-0a1b84d2-87a7-4f20-ad6e-bc88a19a14a8">REST API</a></li> <li data-lang="python"><a href="#tab-1fd95628-0e97-4f7f-9a3d-035e201f44c6">Python SDK</a></li> <li data-lang="php"><a href="#tab-bd73580f-b279-4d71-ab6c-a1a5272f269d">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-ec9e981d-1d53-4364-b2f6-3a92d6bb7f0c">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-e3457919-cff2-4717-9a37-f0fa0ca1a093">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-0a1b84d2-87a7-4f20-ad6e-bc88a19a14a8"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3</pre></td> <td class="code"><pre><span class="gp">$ </span>curl -H <span class="s2">"Content-Type: application/json"</span> <span class="se">\</span>
 -d <span class="s1">'{ "user": "1", "num": 4 }'</span> http://localhost:8000/queries.json
 
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-8434cdfb-80f2-4c76-bb3d-4098acdc7491"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-1fd95628-0e97-4f7f-9a3d-035e201f44c6"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3</pre></td> <td class="code"><pre><span class="kn">import</span> <span class="nn">predictionio</span>
 <span class="n">engine_client</span> <span class="o">=</span> <span class="n">predictionio</span><span class="o">.</span><span class="n">EngineClient</span><span class="p">(</span><span class="n">url</span><span class="o">=</span><span class="s">"http://localhost:8000"</span><span class="p">)</span>
 <span class="k">print</span> <span class="n">engine_client</span><span class="o">.</span><span class="n">send_query</span><span class="p">({</span><span class="s">"user"</span><span class="p">:</span> <span class="s">"1"</span><span class="p">,</span> <span class="s">"num"</span><span class="p">:</span> <span class="mi">4</span><span class="p">})</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-0ed827b2-65eb-4f9f-aa65-0bd2686da13b"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-bd73580f-b279-4d71-ab6c-a1a5272f269d"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3
 4
@@ -326,7 +326,7 @@ Your system is all ready to go.
 <span class="nb">print_r</span><span class="p">(</span><span class="nv">$response</span><span class="p">);</span>
 
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-ab6e22e9-5bb9-4a1a-9f4e-fceef85e20d4"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-ec9e981d-1d53-4364-b2f6-3a92d6bb7f0c"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
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@@ -339,7 +339,7 @@ Your system is all ready to go.
 <span class="n">response</span> <span class="o">=</span> <span class="n">client</span><span class="p">.</span><span class="nf">send_query</span><span class="p">(</span><span class="s1">'user'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="no">USER</span> <span class="no">ID</span><span class="o">&gt;</span><span class="p">,</span> <span class="s1">'num'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="no">NUMBER</span> <span class="p">(</span><span class="n">integer</span><span class="p">)</span><span class="o">&gt;</span><span class="p">)</span>
 
 <span class="nb">puts</span> <span class="n">response</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-48663627-11c1-4594-b8b3-88a514094099"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-e3457919-cff2-4717-9a37-f0fa0ca1a093"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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 4

http://git-wip-us.apache.org/repos/asf/predictionio-site/blob/4b60e423/templates/similarproduct/quickstart/index.html
----------------------------------------------------------------------
diff --git a/templates/similarproduct/quickstart/index.html b/templates/similarproduct/quickstart/index.html
index 210db4f..5fda042 100644
--- a/templates/similarproduct/quickstart/index.html
+++ b/templates/similarproduct/quickstart/index.html
@@ -32,7 +32,7 @@ Your system is all ready to go.
 <span class="o">[</span>INFO] <span class="o">[</span>App<span class="nv">$]</span>               MyApp1 |    1 | 3mZWDzci2D5YsqAnqNnXH9SB6Rg3dsTBs8iHkK6X2i54IQsIZI1eEeQQyMfs7b3F | <span class="o">(</span>all<span class="o">)</span>
 <span class="o">[</span>INFO] <span class="o">[</span>App<span class="nv">$]</span>               MyApp2 |    2 | io5lz6Eg4m3Xe4JZTBFE13GMAf1dhFl6ZteuJfrO84XpdOz9wRCrDU44EUaYuXq5 | <span class="o">(</span>all<span class="o">)</span>
 <span class="o">[</span>INFO] <span class="o">[</span>App<span class="nv">$]</span> Finished listing 2 app<span class="o">(</span>s<span class="o">)</span>.
-</pre></td></tr></tbody></table> </div> <p><a href="#"></a></p> <h2 id='4.-collecting-data' class='header-anchors'>4. Collecting Data</h2><p>Next, let&#39;s collect some training data for the app of this Engine. By default, the Similar Product Engine Template supports 2 types of entities: <strong>user</strong> and <strong>item</strong>, and event <strong>view</strong>. An item has the <strong>categories</strong> property, which is a list of category names (String). A user can view an item. Respectively, this template requires &#39;$set&#39; user event, &#39;$set&#39; item event, and user-view-item events.</p><div class="alert-message info"><p>This template can easily be customized to consider more user events such as <em>buy</em>, <em>rate</em> and <em>like</em>.</p></div> <p>You can send these events to PredictionIO Event Server in real-time easily by making a HTTP request or through the provided SDK. Please see <a href="/appintegration/">App Integration Overview</a> for more detai
 ls how to integrate your app with SDK.</p><p>Let&#39;s try sending events to EventServer with the following <code>curl</code> commands (The corresponding SDK code is showed in other tabs).</p><p>Replace <code>&lt;ACCCESS_KEY&gt;</code> by the Access Key generated in above steps. Note that <code>localhost:7070</code> is the default URL of the Event Server.</p><p>For convenience, set your access key to the shell variable, run:</p><p><code>$ ACCESS_KEY=&lt;ACCESS_KEY&gt;</code></p> <p><a href="#"></a></p> <p>For example, when a new user with id &quot;u0&quot; is created in your app on time <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified), you can send a <code>$set</code> event for this user. To send this event, run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-e3a5712a-32a7-4c02-a126-d52b549ed76e">REST API</a></li> <li data-lang="python"><a href="#tab-04041c3f-79
 c9-425c-9631-d1a8658e8c73">Python SDK</a></li> <li data-lang="php"><a href="#tab-2ff4b6e7-6427-44d5-aeef-9109fef8d982">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-df3c1973-e78e-4c33-b7bc-093ccd6afc42">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-8ea4e6ff-beab-4d33-b738-0dbb6371c42b">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-e3a5712a-32a7-4c02-a126-d52b549ed76e"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td></tr></tbody></table> </div> <p><a href="#"></a></p> <h2 id='4.-collecting-data' class='header-anchors'>4. Collecting Data</h2><p>Next, let&#39;s collect some training data for the app of this Engine. By default, the Similar Product Engine Template supports 2 types of entities: <strong>user</strong> and <strong>item</strong>, and event <strong>view</strong>. An item has the <strong>categories</strong> property, which is a list of category names (String). A user can view an item. Respectively, this template requires &#39;$set&#39; user event, &#39;$set&#39; item event, and user-view-item events.</p><div class="alert-message info"><p>This template can easily be customized to consider more user events such as <em>buy</em>, <em>rate</em> and <em>like</em>.</p></div> <p>You can send these events to PredictionIO Event Server in real-time easily by making a HTTP request or through the provided SDK. Please see <a href="/appintegration/">App Integration Overview</a> for more detai
 ls how to integrate your app with SDK.</p><p>Let&#39;s try sending events to EventServer with the following <code>curl</code> commands (The corresponding SDK code is showed in other tabs).</p><p>Replace <code>&lt;ACCCESS_KEY&gt;</code> by the Access Key generated in above steps. Note that <code>localhost:7070</code> is the default URL of the Event Server.</p><p>For convenience, set your access key to the shell variable, run:</p><p><code>$ ACCESS_KEY=&lt;ACCESS_KEY&gt;</code></p> <p><a href="#"></a></p> <p>For example, when a new user with id &quot;u0&quot; is created in your app on time <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified), you can send a <code>$set</code> event for this user. To send this event, run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-68608595-91cb-4453-ab17-ef9dbea3c362">REST API</a></li> <li data-lang="python"><a href="#tab-79807ebe-e6
 33-4c04-bda2-fedbdab437d6">Python SDK</a></li> <li data-lang="php"><a href="#tab-3dad4424-8295-4557-879a-5befe3c62d6a">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-ad9f2388-3db1-4a7a-9e1c-93796c0d2610">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-add64632-dbe4-4b23-a592-a07288ce4cb9">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-68608595-91cb-4453-ab17-ef9dbea3c362"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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 4
@@ -47,7 +47,7 @@ Your system is all ready to go.
   "entityId" : "u0",
   "eventTime" : "2014-11-02T09:39:45.618-08:00"
 }'</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-04041c3f-79c9-425c-9631-d1a8658e8c73"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-79807ebe-e633-4c04-bda2-fedbdab437d6"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3
 4
@@ -86,7 +86,7 @@ Your system is all ready to go.
   <span class="n">event_time</span><span class="o">=</span><span class="n">datetime</span><span class="p">(</span>
     <span class="mi">2014</span><span class="p">,</span> <span class="mi">11</span><span class="p">,</span> <span class="mo">02</span><span class="p">,</span> <span class="mi">09</span><span class="p">,</span> <span class="mi">39</span><span class="p">,</span> <span class="mi">45</span><span class="p">,</span> <span class="mi">618000</span><span class="p">,</span> <span class="n">pytz</span><span class="o">.</span><span class="n">timezone</span><span class="p">(</span><span class="s">'US/Pacific'</span><span class="p">)</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-2ff4b6e7-6427-44d5-aeef-9109fef8d982"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-3dad4424-8295-4557-879a-5befe3c62d6a"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3
 4
@@ -111,7 +111,7 @@ Your system is all ready to go.
   <span class="s1">'entityId'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="nx">USER</span> <span class="nx">ID</span><span class="o">&gt;</span>
 <span class="p">));</span>
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-df3c1973-e78e-4c33-b7bc-093ccd6afc42"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-ad9f2388-3db1-4a7a-9e1c-93796c0d2610"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3
 4
@@ -128,7 +128,7 @@ Your system is all ready to go.
   <span class="s1">'user'</span><span class="p">,</span>
   <span class="o">&lt;</span><span class="no">USER</span> <span class="no">ID</span><span class="o">&gt;</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-8ea4e6ff-beab-4d33-b738-0dbb6371c42b"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-add64632-dbe4-4b23-a592-a07288ce4cb9"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -153,7 +153,7 @@ Your system is all ready to go.
   <span class="o">.</span><span class="na">entityType</span><span class="o">(</span><span class="s">"user"</span><span class="o">)</span>
   <span class="o">.</span><span class="na">entityId</span><span class="o">(&lt;</span><span class="n">USER_ID</span><span class="o">&gt;);</span>
 <span class="n">client</span><span class="o">.</span><span class="na">createEvent</span><span class="o">(</span><span class="n">userEvent</span><span class="o">);</span>
-</pre></td> </tr></tbody></table> </div> </div> </div> <p>When a new item &quot;i0&quot; is created in your app on time <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified), you can send a <code>$set</code> event for the item. Note that the item is set with categories properties: <code>&quot;c1&quot;</code> and <code>&quot;c2&quot;</code>. Run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-23ff5064-0755-4c04-9fd3-e75d13aab516">REST API</a></li> <li data-lang="python"><a href="#tab-4f557d11-baae-436c-96ca-e06769d55d80">Python SDK</a></li> <li data-lang="php"><a href="#tab-a7057ec4-2855-4663-9208-6771a7e140e4">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-d2aaee89-72ec-4a61-8ca6-6a5b5947b1b9">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-9756db8d-7927-4035-881b-a989620767e4">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-23ff50
 64-0755-4c04-9fd3-e75d13aab516"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> </div> <p>When a new item &quot;i0&quot; is created in your app on time <code>2014-11-02T09:39:45.618-08:00</code> (current time will be used if eventTime is not specified), you can send a <code>$set</code> event for the item. Note that the item is set with categories properties: <code>&quot;c1&quot;</code> and <code>&quot;c2&quot;</code>. Run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-238bfc3a-9972-4cc3-ad73-5136eee7fa1e">REST API</a></li> <li data-lang="python"><a href="#tab-0bca0153-a672-492b-b22b-add727a55048">Python SDK</a></li> <li data-lang="php"><a href="#tab-b8906f7a-6dcb-4ed6-99bd-1f572fef95a0">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-65174f33-3d43-495c-8e3b-29cb237f6ee0">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-e9593e5c-dfd0-4ef6-91af-5dbfbc826cc4">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-238bfc
 3a-9972-4cc3-ad73-5136eee7fa1e"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -174,7 +174,7 @@ Your system is all ready to go.
   }
   "eventTime" : "2014-11-02T09:39:45.618-08:00"
 }'</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-4f557d11-baae-436c-96ca-e06769d55d80"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-0bca0153-a672-492b-b22b-add727a55048"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -193,7 +193,7 @@ Your system is all ready to go.
     <span class="s">"categories"</span> <span class="p">:</span> <span class="p">[</span><span class="s">"&lt;CATEGORY_1&gt;"</span><span class="p">,</span> <span class="s">"&lt;CATEGORY_2&gt;"</span><span class="p">]</span>
   <span class="p">}</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-a7057ec4-2855-4663-9208-6771a7e140e4"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-b8906f7a-6dcb-4ed6-99bd-1f572fef95a0"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -214,7 +214,7 @@ Your system is all ready to go.
 <span class="p">));</span>
 
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-d2aaee89-72ec-4a61-8ca6-6a5b5947b1b9"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-65174f33-3d43-495c-8e3b-29cb237f6ee0"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -231,7 +231,7 @@ Your system is all ready to go.
   <span class="p">}</span>
 <span class="p">)</span>
 
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-9756db8d-7927-4035-881b-a989620767e4"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-e9593e5c-dfd0-4ef6-91af-5dbfbc826cc4"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -244,7 +244,7 @@ Your system is all ready to go.
   <span class="o">.</span><span class="na">entityId</span><span class="o">(&lt;</span><span class="n">ITEM_ID</span><span class="o">&gt;)</span>
   <span class="o">.</span><span class="na">property</span><span class="o">(</span><span class="s">"categories"</span><span class="o">,</span> <span class="n">ImmutableList</span><span class="o">.</span><span class="na">of</span><span class="o">(</span><span class="s">"&lt;CATEGORY_1&gt;"</span><span class="o">,</span> <span class="s">"&lt;CATEGORY_2&gt;"</span><span class="o">));</span>
 <span class="n">client</span><span class="o">.</span><span class="na">createEvent</span><span class="o">(</span><span class="n">itemEvent</span><span class="o">)</span>
-</pre></td> </tr></tbody></table> </div> </div> </div> <p>When the user &quot;u0&quot; view item &quot;i0&quot; on time <code>2014-11-10T12:34:56.123-08:00</code> (current time will be used if eventTime is not specified), you can send a view event. Run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-cf49ef5f-4477-4ed2-8d61-3638dbb6b198">REST API</a></li> <li data-lang="python"><a href="#tab-c450b511-b7a4-40f1-a1d9-e2dd8cce8d98">Python SDK</a></li> <li data-lang="php"><a href="#tab-6ca71d91-11dc-4f54-96fa-7bf68a18a1e9">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-4d39392c-49da-494c-8a8b-49a511bbd81b">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-033c86bb-dbae-4689-8b95-0984b5c01660">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-cf49ef5f-4477-4ed2-8d61-3638dbb6b198"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text
 -align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> </div> <p>When the user &quot;u0&quot; view item &quot;i0&quot; on time <code>2014-11-10T12:34:56.123-08:00</code> (current time will be used if eventTime is not specified), you can send a view event. Run the following <code>curl</code> command:</p><div class="tabs"> <ul class="control"> <li data-lang="json"><a href="#tab-6b96c279-042c-496e-b09d-7840c3710fc5">REST API</a></li> <li data-lang="python"><a href="#tab-0c5edea0-8275-4081-a8e0-a08bb51093a9">Python SDK</a></li> <li data-lang="php"><a href="#tab-b6d5453e-7e34-49f7-ba64-343ba825e33c">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-34d76665-c860-43f2-a084-aad6e317bbe2">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-4566d313-887c-4c4c-9599-d4eac77007dc">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-6b96c279-042c-496e-b09d-7840c3710fc5"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text
 -align: right"><pre class="lineno">1
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@@ -263,7 +263,7 @@ Your system is all ready to go.
   "targetEntityId" : "i0",
   "eventTime" : "2014-11-10T12:34:56.123-08:00"
 }'</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-c450b511-b7a4-40f1-a1d9-e2dd8cce8d98"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-0c5edea0-8275-4081-a8e0-a08bb51093a9"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -280,7 +280,7 @@ Your system is all ready to go.
   <span class="n">target_entity_type</span><span class="o">=</span><span class="s">"item"</span><span class="p">,</span>
   <span class="n">target_entity_id</span><span class="o">=&lt;</span><span class="n">ITEM</span> <span class="n">ID</span><span class="o">&gt;</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-6ca71d91-11dc-4f54-96fa-7bf68a18a1e9"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-b6d5453e-7e34-49f7-ba64-343ba825e33c"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -299,7 +299,7 @@ Your system is all ready to go.
    <span class="s1">'targetEntityId'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="nx">ITEM</span> <span class="nx">ID</span><span class="o">&gt;</span>
 <span class="p">));</span>
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-4d39392c-49da-494c-8a8b-49a511bbd81b"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-34d76665-c860-43f2-a084-aad6e317bbe2"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -316,7 +316,7 @@ Your system is all ready to go.
     <span class="s1">'targetEntityId'</span> <span class="o">=&gt;</span> <span class="o">&lt;</span><span class="no">ITEM</span> <span class="no">ID</span><span class="o">&gt;</span>
   <span class="p">}</span>
 <span class="p">)</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-033c86bb-dbae-4689-8b95-0984b5c01660"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-4566d313-887c-4c4c-9599-d4eac77007dc"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -376,19 +376,19 @@ User u10 views item i29
 </pre></td></tr></tbody></table> </div> <p>When the engine is deployed successfully and running, you should see a console message similar to the following:</p><div class="highlight shell"><table style="border-spacing: 0"><tbody><tr><td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2</pre></td><td class="code"><pre><span class="o">[</span>INFO] <span class="o">[</span>HttpListener] Bound to /0.0.0.0:8000
 <span class="o">[</span>INFO] <span class="o">[</span>MasterActor] Bind successful. Ready to serve.
-</pre></td></tr></tbody></table> </div> <p>Do not kill the deployed engine process.</p><p>By default, the deployed engine binds to <a href="http://localhost:8000"><a href="http://localhost:8000">http://localhost:8000</a></a>. You can visit that page in your web browser to check its status.</p><p><img alt="Engine Status" src="/images/engine-server-3246414b.png"/></p></p><h2 id='6.-use-the-engine' class='header-anchors'>6. Use the Engine</h2><p>Now, You can retrieve predicted results. To retrieve 4 items which are similar to item ID &quot;i1&quot;. You send this JSON <code>{ &quot;items&quot;: [&quot;i1&quot;], &quot;num&quot;: 4 }</code> to the deployed engine and it will return a JSON of the recommended items. Simply send a query by making a HTTP request or through the <code>EngineClient</code> of an SDK.</p><p>With the deployed engine running, open another terminal and run the following <code>curl</code> command or use SDK to send the query:</p><div class="tabs"> <ul class="control
 "> <li data-lang="json"><a href="#tab-9e649af0-eb95-4bbe-bdf6-cc16d1bf852c">REST API</a></li> <li data-lang="python"><a href="#tab-63f17520-aac9-496d-ab31-582904da94ca">Python SDK</a></li> <li data-lang="php"><a href="#tab-f64df98d-dfd7-4050-88a7-107d926363fb">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-42b469c0-90f1-42b3-9110-fa2ee155d096">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-4a58619f-4dd8-49d0-b70f-d0f808351660">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-9e649af0-eb95-4bbe-bdf6-cc16d1bf852c"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td></tr></tbody></table> </div> <p>Do not kill the deployed engine process.</p><p>By default, the deployed engine binds to <a href="http://localhost:8000"><a href="http://localhost:8000">http://localhost:8000</a></a>. You can visit that page in your web browser to check its status.</p><p><img alt="Engine Status" src="/images/engine-server-3246414b.png"/></p></p><h2 id='6.-use-the-engine' class='header-anchors'>6. Use the Engine</h2><p>Now, You can retrieve predicted results. To retrieve 4 items which are similar to item ID &quot;i1&quot;. You send this JSON <code>{ &quot;items&quot;: [&quot;i1&quot;], &quot;num&quot;: 4 }</code> to the deployed engine and it will return a JSON of the recommended items. Simply send a query by making a HTTP request or through the <code>EngineClient</code> of an SDK.</p><p>With the deployed engine running, open another terminal and run the following <code>curl</code> command or use SDK to send the query:</p><div class="tabs"> <ul class="control
 "> <li data-lang="json"><a href="#tab-be7fd716-c3cb-40ab-bec5-7672f5ba5574">REST API</a></li> <li data-lang="python"><a href="#tab-3d87d4a1-3dee-41b8-b393-67b6a7a0714f">Python SDK</a></li> <li data-lang="php"><a href="#tab-dd7941bf-8005-45b6-bdbb-216c505dbf86">PHP SDK</a></li> <li data-lang="ruby"><a href="#tab-3bebf9ba-cb96-4ff0-9767-56cfbb71f1b8">Ruby SDK</a></li> <li data-lang="java"><a href="#tab-c23ee155-dbd2-45c4-997b-e5281b638bdf">Java SDK</a></li> </ul> <div data-tab="REST API" data-lang="json" id="tab-be7fd716-c3cb-40ab-bec5-7672f5ba5574"> <div class="highlight shell"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3
 4</pre></td> <td class="code"><pre><span class="gp">$ </span>curl -H <span class="s2">"Content-Type: application/json"</span> <span class="se">\</span>
 -d <span class="s1">'{ "items": ["i1"], "num": 4 }'</span> <span class="se">\</span>
 http://localhost:8000/queries.json
 
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-63f17520-aac9-496d-ab31-582904da94ca"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Python SDK" data-lang="python" id="tab-3d87d4a1-3dee-41b8-b393-67b6a7a0714f"> <div class="highlight python"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
 2
 3</pre></td> <td class="code"><pre><span class="kn">import</span> <span class="nn">predictionio</span>
 <span class="n">engine_client</span> <span class="o">=</span> <span class="n">predictionio</span><span class="o">.</span><span class="n">EngineClient</span><span class="p">(</span><span class="n">url</span><span class="o">=</span><span class="s">"http://localhost:8000"</span><span class="p">)</span>
 <span class="k">print</span> <span class="n">engine_client</span><span class="o">.</span><span class="n">send_query</span><span class="p">({</span><span class="s">"items"</span><span class="p">:</span> <span class="p">[</span><span class="s">"i1"</span><span class="p">],</span> <span class="s">"num"</span><span class="p">:</span> <span class="mi">4</span><span class="p">})</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-f64df98d-dfd7-4050-88a7-107d926363fb"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="PHP SDK" data-lang="php" id="tab-dd7941bf-8005-45b6-bdbb-216c505dbf86"> <div class="highlight php"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -407,7 +407,7 @@ http://localhost:8000/queries.json
 <span class="nb">print_r</span><span class="p">(</span><span class="nv">$response</span><span class="p">);</span>
 
 <span class="cp">?&gt;</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-42b469c0-90f1-42b3-9110-fa2ee155d096"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Ruby SDK" data-lang="ruby" id="tab-3bebf9ba-cb96-4ff0-9767-56cfbb71f1b8"> <div class="highlight ruby"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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@@ -420,7 +420,7 @@ http://localhost:8000/queries.json
 <span class="n">response</span> <span class="o">=</span> <span class="n">client</span><span class="p">.</span><span class="nf">send_query</span><span class="p">(</span><span class="s1">'items'</span> <span class="o">=&gt;</span> <span class="p">[</span><span class="s1">'i1'</span><span class="p">],</span> <span class="s1">'num'</span> <span class="o">=&gt;</span> <span class="mi">4</span><span class="p">)</span>
 
 <span class="nb">puts</span> <span class="n">response</span>
-</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-4a58619f-4dd8-49d0-b70f-d0f808351660"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
+</pre></td> </tr></tbody></table> </div> </div> <div data-tab="Java SDK" data-lang="java" id="tab-c23ee155-dbd2-45c4-997b-e5281b638bdf"> <div class="highlight java"> <table style="border-spacing: 0"><tbody><tr> <td class="gutter gl" style="text-align: right"><pre class="lineno">1
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