Harsh J

Memoirs of a QWERTY Keyboard

Summing Reducers

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When attempting to sum all Mapped groups of (Key, Int) or (Key, Long) type while Reducing, don’t implement your own Reducing class if possible. Use IntSumReducer and LongSumReducer instead – save some time.

Written by Harsh

April 19th, 2010 at 11:01 pm

Posted in Personal

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