In functional programming, a fold, also known variously as reduction, accumulation, or catamorphism, is a type of higher-order function that recursively applies a transformation to a data structure, "collapsing" it to a summary value
I wonder why scala.Option doesn't have a method fold like this defined: fold(ifSome: A => B , ifNone: => …
scala map fold scala-optionI have been reading stack overflow for a solution but can't find it. (full size image at http://i.imgur.…
jquery filter jquery-isotope overlap foldConsider a single-linked list. It looks something like data List x = Node x (List x) | End It is natural to …
haskell functional-programming terminology foldI am trying to find the union of set of sets. Specifically I want the union of the list of …
python dictionary functional-programming set foldI added the following code to my .vimrc: " save and restore folds when a file is closed and re-opened autocmd …
vim config foldI have issues with the following passage from Learn You A Haskell (Great book imo, not dissing it): One big …
list haskell functional-programming infinite foldWhile going through Functional Programming in Scala, I came across this question: Can you right foldLeft in terms of foldRight? …
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