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Showing posts with the label Reduce
Python, Recursively Reduce A List (combinations/permutations)

Python, Recursively Reduce A List (combinations/permutations)

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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)
Hadoop-streaming : Reduce Task In Pending State Says "no Room For Reduce Task."

Hadoop-streaming : Reduce Task In Pending State Says "no Room For Reduce Task."

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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."
Numpy.bitwise_and.reduce Behaving Unexpectedly?

Numpy.bitwise_and.reduce Behaving Unexpectedly?

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The ufunc.reduce for numpy.bitwise_and.reduce does not appear to behave properly... am I misusing i… Read more Numpy.bitwise_and.reduce Behaving Unexpectedly?
How To Get The Reducer To Emit Only Duplicates

How To Get The Reducer To Emit Only Duplicates

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I have a Mapper that is going through lots of data and emitting ID numbers as keys with the value o… Read more How To Get The Reducer To Emit Only Duplicates