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An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL - Is it better to do a subquery here or an extended WHERE clause?
| Author | Votes | Δ |
|---|---|---|
| gbn | 5 | +1.39 |
| OMG Ponies | 3 | -0.87 |
| DaveWilliamson | 0 | -2.54 |
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