StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Instance of a ViewController gives error "found nil while unwrapping an Optional value"
| Author | Votes | Δ |
|---|---|---|
| Sridhara Shetty | 0 | 0.00 |
Last visited: Jan 3, 2016, 9:42:40 AM