StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Unexpectedly found nil while unwrapping an Optional value? Swift4
| Author | Votes | Δ |
|---|---|---|
| Taras Chernyshenko | 3 | +4.05 |
| shayegh | 1 | -1.69 |
| Alan S | 1 | -2.36 |
Last visited: Jan 1, 2019, 8:55:20 AM