www.veto.be/onderwijs/26...
www.veto.be/onderwijs/26...
www.veto.be/internationa...
www.veto.be/internationa...
I need a function to concatenate all `Just`s from a 2D list of `Maybe`s. So I came up with `concatMap (maybe [] (:[]))`. hlint promptly told me that this was equivalent to `concatMap maybeToList` and in turn equal to `catMaybes`. Static analysis rules!
I need a function to concatenate all `Just`s from a 2D list of `Maybe`s. So I came up with `concatMap (maybe [] (:[]))`. hlint promptly told me that this was equivalent to `concatMap maybeToList` and in turn equal to `catMaybes`. Static analysis rules!