StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Regex: an optional substring that can appear in one of two places, but not both
| Author | Votes | Δ |
|---|---|---|
| CertainPerformance | 1 | +1.21 |
| The fourth bird | 0 | -1.21 |
Last visited: Sep 5, 2020, 12:36:14 PM