StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
'fatal error: unexpectedly found nil while unwrapping an Optional value' for UIToolbar
| Author | Votes | Δ |
|---|---|---|
| Jieyi Hu | 1 | 0.00 |
Last visited: Apr 28, 2016, 8:54:26 PM