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Re: Passing arguments in hadoop - MapReduce - [mail # user]
...Never mind guys.  I had a typo when I was trying to set configuration param. Sorry.   On Tue, Aug 6, 2013 at 4:46 PM, jamal sasha  wrote:  ...
   Author: jamal sasha, 2013-08-06, 23:52
objects as key/values - MapReduce - [mail # user]
...Ok.   A very basic (stupid) question. I am trying to compute mean using hadoop.  So my implementation is like this:  public class Mean  public static class Pair{   /...
   Author: jamal sasha, 2013-07-30, 02:26
Re: Reading json format input - MapReduce - [mail # user]
...Hi,   I did that but still same exception error. I did: export HADOOP_CLASSPATH=/path/to/external.jar And then had a -libjars /path/to/external.jar added in my command but still same er...
   Author: jamal sasha, 2013-05-30, 20:35
Difference between combiner and aggregator - MapReduce - [mail # user]
...Hi,  I am trying to understand the difference between combiner and aggregator.  Based on my readings: Wordcount example (mapper)  aggregator class Mapper   method MAP &nb...
   Author: jamal sasha, 2013-04-05, 20:30
Re: Finding mean and median python streaming - MapReduce - [mail # user]
...Hi,   I have a question. Why do I need to set number of reducers to 1. Since all the keys are sorted shouldnt most of the keys go to same reducer?    On Tue, Apr 2, 2013 at 2:...
   Author: jamal sasha, 2013-04-04, 20:24
Basic hadoop MR question - MapReduce - [mail # user]
...Hi,  I have a quick question. I am trying to write MR code using python. In the word count example: http://www.michael-noll.com/tutorials/writing-an-hadoop-mapreduce-program-in-python/ ...
   Author: jamal sasha, 2013-04-02, 21:38
Hadoop streaming weird problem - MapReduce - [mail # user]
...Hi,    I am facing a weird problem. My python scripts were working just fine. I made few modifications.. tested via: cat input.txt | python mapper.py | sort | python reducer.py &nb...
   Author: jamal sasha, 2013-03-29, 00:10
Re: copy chunk of hadoop output - MapReduce - [mail # user]
...Though it copies.. but it gives this error?   On Fri, Mar 1, 2013 at 3:21 PM, jamal sasha  wrote:  ...
   Author: jamal sasha, 2013-03-01, 23:27
Re: passing arguments to hadoop job - MapReduce - [mail # user]
...Hi,   The driver code is actually the same as of java word count old example: copying from site public static void main(String[] args) throws Exception {     JobConf conf = ne...
   Author: jamal sasha, 2013-01-22, 05:49
Re: Program trying to read from local instead of hdfs - MapReduce - [mail # user]
...Hi,  Just saw your email. I was so tired with this issue that the moment it ran, I took a time off. I will get back to you soon :) thanks   On Thu, Jan 17, 2013 at 5:04 PM, Mohamma...
   Author: jamal sasha, 2013-01-18, 04:08
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