StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
group by + sum on multiple columns in rails 3
| Author | Votes | Δ |
|---|---|---|
| standup75 | 11 | +4.01 |
| jrichardlai | 2 | -4.01 |
Last visited: Sep 14, 2014, 5:07:29 AM