28 Oct
2006
28 Oct
'06
5:51 p.m.
On Fri, Oct 27, 2006 at 05:56:55PM +0200, Josef Svenningsson wrote:
My argument for intercalate builds on the fact that intersperse seems to be the wrong abstraction. Recall that I supplied some evidence that intersperse is only used together with concat: http://www.google.com/codesearch?q=file%3A%5C.hs+intersperse&btnG=Search+Code
Except for pretty printing, intersperse always comes together with concat.
It's also useful with foldr (.) id when showing things.