July 2020
Intermediate to advanced
360 pages
7h 8m
English
Content preview from Exercises in Programming Style, 2nd Edition
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Very similar to the previous style, but with an additional twist.
32.1Constraints
⊳Input data is divided in blocks.
⊳A map function applies a given worker function to each block of data, potentially in parallel.
⊳The results of the many worker functions are reshuffled.
⊳The reshuffled blocks of data are given as input to a second map function that takes a reducible function as input.
⊳Optional step: a reduce function takes the results of the many worker functions and recombines them into a coherent output.
32.2A Program in This Style
32.3Commentary
THE BASIC MAP-REDUCE STYLE presented in the previous ...
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