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Calculate Average value in WordCount MapReduce on Hadoop In this post I show how to calculate average value of counters in a Java program that runs Map-Reduce over hadoop. The famous example of Word Count that can be found here shows a simple MapReduce that sets counter of words. Here...

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 Outbrain gave this week a practical talk about Hadoop, by one of their US Ops Engineers. They have an Hadoop cluster for genrating user-facing reports & analytics.   My summary: http://www.mindmeister.com/75831919/hadoop-talk-nathan-milford-outbrain   Slides: http://blog.milford.io/2011/01/slides-and-notes-from-my-recent-hadoop-talk-in-israel/