StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Swift4: Unexpectedly found nil while unwrapping an Optional value
| Author | Votes | Δ |
|---|---|---|
| Sh_Khan | 1 | +1.86 |
| Joakim Danielson | 0 | -1.86 |
Last visited: Jan 1, 2019, 8:55:20 AM