On Mon, 16 Aug 2010, Johnny Ferguson wrote:
I'm wondering if anyone knows of an object that will only pass on a list if it changes. I'm sure I could whip something up, but I'd rather not if it exists.
[t a a] | | | [list.==] | | [spigot]
using [list.==] from GridFlow™.
_ _ __ ___ _____ ________ _____________ _____________________ ... | Mathieu Bouchard, Montréal, Québec. téléphone: +1.514.383.3801