StackRating
An Elo-based rating system for Stack Overflow
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Answers and rating deltas for
NSData: unexpectedly found nil while unwrapping an Optional value
Author
Votes
Δ
Midhun MP
3
+1.01
Abhinav
0
-0.76
Edman
0
-2.04
Last visited: Jan 5, 2016, 11:16:08 AM