StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
What does this regex or preg_match check
| Author | Votes | Δ |
|---|---|---|
| ocodo | 4 | +0.51 |
| WebChemist | 1 | -1.09 |
| Spliffster | 1 | -1.10 |
| mfonda | 1 | -1.92 |
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