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Answers and rating deltas for
How do I set a Rails validation to ensure that two attributes can't have the same value?
| Author | Votes | Δ |
|---|---|---|
| Geoff Lanotte | 5 | +2.92 |
| Salil | 1 | -0.37 |
Last visited: Sep 14, 2014, 5:07:29 AM