[Haskell-cafe] rolling span and groupBy for lists

[Sergiu Ivanov]

Hello Harendra,

Thus quoth  Harendra Kumar  on Mon Feb 05 2018 at 16:43 (+0100):
>
> The irony is that theoretically you can find a Haskell package or
> implementation of whatever you can imagine but quite often it takes more
> time to discover it than writing your own.

Sometimes Hayoo! helps me out in such situations:

  http://hayoo.fh-wedel.de/?query=groupBy

utility-ht shows up.

-- 
Sergiu
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