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From ktur...@apache.org
Subject [2/3] incubator-fluo-website git commit: add comment about empty
Date Wed, 30 Nov 2016 02:22:49 GMT
add comment about empty


Project: http://git-wip-us.apache.org/repos/asf/incubator-fluo-website/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-fluo-website/commit/c9989135
Tree: http://git-wip-us.apache.org/repos/asf/incubator-fluo-website/tree/c9989135
Diff: http://git-wip-us.apache.org/repos/asf/incubator-fluo-website/diff/c9989135

Branch: refs/heads/gh-pages
Commit: c9989135f65a6ac9e48a9d1c55f64e5286466219
Parents: 31abb2c
Author: Keith Turner <kturner@apache.org>
Authored: Tue Nov 29 20:55:52 2016 -0500
Committer: Keith Turner <kturner@apache.org>
Committed: Tue Nov 29 20:55:52 2016 -0500

----------------------------------------------------------------------
 tour/exercise-1.md | 1 +
 1 file changed, 1 insertion(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-fluo-website/blob/c9989135/tour/exercise-1.md
----------------------------------------------------------------------
diff --git a/tour/exercise-1.md b/tour/exercise-1.md
index 39d28f7..6904928 100644
--- a/tour/exercise-1.md
+++ b/tour/exercise-1.md
@@ -444,6 +444,7 @@ public class WordCounter {
       }
 
       if(sum == 0) {
+        //returning emtpy will cause the CFM to delete the key in Fluo's table
         return Optional.empty();
       } else {
         return Optional.of(sum);


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