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Answers and rating deltas for

How do I check if an NSSet contains an object of a kind of class?

Author Votes Δ
lazycs 3 +4.07
ljkyser 1 +1.30
ma11hew28 0 -0.29
TechZen 0 -0.38
Peter 0 0.00
Last visited: Sep 14, 2014, 5:07:29 AM