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Answers and rating deltas for
How to add observer on NSMutableArray?
| Author | Votes | Δ |
|---|---|---|
| Carl Veazey | 9 | +0.45 |
| user2179059 | 1 | +0.30 |
| Groot | 0 | -3.93 |
Last visited: Sep 14, 2014, 5:07:29 AM