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My map task completes successfully and I can see the application logs, but reducer stays in pending… Read more Hadoop-streaming : Reduce Task In Pending State Says "no Room For Reduce Task."

I'm trying to make a generic function that would reduce a list like so : func(['a','… Read more Python, Recursively Reduce A List (combinations/permutations)

I'm an expert parallel programmer in OpenMP and C++. Now I'm trying to understand paralleli… Read more How To Implement A Reduce Operation In Python Multiprocessing?

I am running a Hadoop program and have the following as my input file, input.txt: 1 2 mapper.py: i… Read more Hadoop: Output File Has Double Output