StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
how can i check NSNumber is null?
| Author | Votes | Δ |
|---|---|---|
| staticnz | 1 | 0.00 |
| Cyrille | 0 | +0.89 |
| Priyank Gandhi | 0 | +1.93 |
| gnasher729 | -1 | -1.14 |
Last visited: Sep 14, 2014, 5:07:29 AM