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An Elo-based rating system for Stack Overflow
Answers and rating deltas for
PayPal transaction verification IPN in php returns INVALID
| Author | Votes | Δ |
|---|---|---|
| Andrew Walker | 1 | +4.00 |
| Abul Hasnat | 0 | -4.00 |
Last visited: May 1, 2015, 8:21:29 PM