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From: Apache Wiki <wikidiffs@apache.org>
To: Apache Wiki <wikidiffs@apache.org>
Date: Thu, 11 Jul 2013 17:34:53 -0000
Message-ID: <20130711173453.18168.27150@eos.apache.org>
Subject: 
 =?utf-8?q?=5BHadoop_Wiki=5D_Update_of_=22HowToContribute=22_by_AkiraAjisa?=
 =?utf-8?q?ka?=
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The "HowToContribute" page has been changed by AkiraAjisaka:
https://wiki.apache.org/hadoop/HowToContribute?action=3Ddiff&rev1=3D82&rev2=
=3D83

Comment:
fix deadlink, and add a attention not to use protobuf 2.5.0

  =

  =3D=3D=3D Building ProtocolBuffers (for 0.23+) =3D=3D=3D
  =

- Hadoop 0.23+ must have Google's ProtocolBuffers for compilation to work. =
These are native binaries which need to be downloaded, compiled and then in=
stalled locally.  See [[http://svn.apache.org/repos/asf/hadoop/common/trunk=
/hadoop-mapreduce-project/hadoop-yarn/README |YARN Readme]]
+ Hadoop 0.23+ must have Google's ProtocolBuffers for compilation to work. =
These are native binaries which need to be downloaded, compiled and then in=
stalled locally.  See [[http://svn.apache.org/repos/asf/hadoop/common/trunk=
/hadoop-yarn-project/hadoop-yarn/README |YARN Readme]]. =

  =

  This is a good opportunity to get the GNU C/C++ toolchain installed, whic=
h is useful for working on the native code used in the HDFS project.
  =

  To install and use ProtocolBuffers
+ =

+ '''Attention:''' Since ProtocolBuffers 2.5.0 (latest version) fails the b=
uild [[https://issues.apache.org/jira/browse/HADOOP-9346 |(HADOOP-9346)]], =
version 2.4.1 is recommended.
  =

  =3D=3D=3D=3D Linux =3D=3D=3D=3D
 =20