[Chicago-talk] Array diff

Young, Darren Darren.Young at ChicagoGSB.edu
Wed Aug 6 14:31:00 PDT 2008

> Large-ish arrays or differences could turn this
> into something of a memory hog.

They probably will grow large over time, good point.

> Hash slice with delete would give you a quick
> list of the excess in one list over the other
> if that's all you need:

Yep, that's all I need. What's in new that's not in old.

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