StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to use validates_uniqueness_of an id but only for some items out of a list of items with the sam
| Author | Votes | Δ |
|---|---|---|
| Santi Gallego | 2 | 0.00 |
Last visited: Sep 14, 2016, 9:53:27 PM