StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Downcast from '[PFObject]?' to '[PFObject]' only unwraps optionals
| Author | Votes | Δ |
|---|---|---|
| vadian | 0 | 0.00 |
Last visited: Feb 27, 2016, 11:02:21 AM