StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to avoid adding multiple NSNotification observer?
| Author | Votes | Δ |
|---|---|---|
| futureelite7 | 28 | +0.56 |
| XJones | 3 | -4.48 |
Last visited: Sep 14, 2014, 5:07:29 AM