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[HADOOP-9267] hadoop -help, -h, --help should show usage instructions - Hadoop - [issue]
...It's not friendly for new users when the command line scripts don't show usage instructions when passed the defacto Unix usage flags. Imagine this sequence of commands:-> % hadoop --helpE...
http://issues.apache.org/jira/browse/HADOOP-9267    Author: Andrew Wang, 2013-02-23, 14:05
[HADOOP-9277] Improve javadoc for FileContext - Hadoop - [issue]
...FileContext javadoc is currently kind of hard to read. Since it is a user API, it would be nice to improve it....
http://issues.apache.org/jira/browse/HADOOP-9277    Author: Andrew Wang, 2013-02-08, 13:21
Re: [VOTE] Release hadoop-2.0.3-alpha - Hadoop - [mail # dev]
...Verified the tarball checksums. Ran a couple example jobs on a 3 node cluster successfully, with the same WARN caveat as Bobby.  +1 (non-binding).  On Thu, Feb 7, 2013 at 7:33 AM, ...
   Author: Andrew Wang, 2013-02-07, 18:24
Re: Hadoop build slaves software - Hadoop - [mail # dev]
...I think hadoop9 has a similar problem as hadoop8, based on a recent build. The javac output has a compile-proto error:  https://builds.apache.org/job/PreCommit-HDFS-Build/3755/ https://...
   Author: Andrew Wang, 2013-01-07, 17:57
[HADOOP-8866] SampleQuantiles#query is O(N^2) instead of O(N) - Hadoop - [issue]
...SampleQuantiles#query() does O(N) calls LinkedList#get() in a loop, rather than using an iterator. This makes query O(N^2), rather than O(N)....
http://issues.apache.org/jira/browse/HADOOP-8866    Author: Andrew Wang, 2012-09-29, 14:15
Re: encoding types supported by Hadoop - Hadoop - [mail # general]
...Hi,Naveen  The default encoding type supported by Hadoop is UTF-8, so, if you'd like to use other types, you have to custom the FileInputFormat and FileOutPutFormat.  For me, i lik...
   Author: Andrew Wang, 2010-01-22, 05:36
Re: about translating Hadoop:The Definitive Guide into chinese one - Hadoop - [mail # general]
...Hi, Zhang  it's nice to meet you. I have seen you in this maillist for serval times. M y friend and i are translating this book together. Glod to have you join us.  However, i am n...
   Author: Andrew Wang, 2010-01-10, 06:32
Re: Three questions about Hadoop - Hadoop - [mail # general]
...Hi Annie,  2010/1/5 qin.wang   e use the HDFS as Distributed filesystem, the user log & web log etc are stored in HDFS, The engineers can use Hadoop to do analysis on the logs. Any...
   Author: Andrew Wang, 2010-01-06, 01:50
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