StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
PHP regular expression: string must contain X character N times
| Author | Votes | Δ |
|---|---|---|
| nu11p01n73R | 3 | +1.98 |
| Borodin | 0 | -1.98 |
Last visited: Jan 2, 2016, 5:22:07 AM