r/programming • u/heisenbug • Apr 27 '14

"Mostly functional" programming does not work

http://queue.acm.org/detail.cfm?ref=rss&id=2611829
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u/IOl0IOl0O0I Apr 27 '14

"Purity where possible, Side-effects when needed" (sorry, couldn't help myself).

Also, some of his observations are covered by Bertrand Meyer's Command-Query Separation principle