That bug I spent the whole day on? SHARED MUTABLE STATE GRRAGH.
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Replying to @puffnfresh
@puffnfresh@nuttycom That must have been awful to track down; you don't usually think of memoized results as "state," just as optimization.1 reply 0 retweets 0 likes -
Replying to @mergeconflict
@mergeconflict@puffnfresh@nuttycom it is shared mutable state if the underlying function is not pure/referentially transparent2 replies 0 retweets 0 likes
Replying to @jedws
@jedws @mergeconflict @puffnfresh @nuttycom yes: (A => B) => (A => B), no: (A => IO[B]) => (A => B)
10:22 PM - 18 Sep 2012
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