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An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to ensure attribute is updated only once in Rails 3 Active Record?
| Author | Votes | Δ |
|---|---|---|
| Andrey Deineko | 2 | +0.33 |
| Anton | 0 | -2.60 |
Last visited: Jul 23, 2017, 7:05:16 PM