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Answers and rating deltas for
How do you validate uniqueness of a pair of ids in Ruby on Rails?
| Author | Votes | Δ |
|---|---|---|
| Demi | 49 | +4.09 |
| pakeha | 13 | 0.00 |
| eggdrop | 5 | -4.09 |
| Jonathan Lin | 5 | 0.00 |
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