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Answers and rating deltas for
How to ensure the uniqueness of a column when updating a record in Ruby on Rails?
| Author | Votes | Δ |
|---|---|---|
| Mohamad | 3 | +3.61 |
| Thong Kuah | 1 | -3.61 |
Last visited: Sep 14, 2014, 5:07:29 AM