StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to validate the uniqueness of attribute in two models in Rails?
| Author | Votes | Δ |
|---|---|---|
| Ruby Racer | 3 | +3.99 |
| Amr Arafat | 0 | -3.99 |
Last visited: Sep 14, 2014, 5:07:29 AM