StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
some confusions about [NSNull null]，nil
| Author | Votes | Δ |
|---|---|---|
| Parag Bafna | 17 | +4.48 |
| Odrakir | 3 | +1.16 |
| negersiu | 1 | -1.38 |
| Williham Totland | 0 | -0.53 |
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