StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL Finding the previous date from another row matching query
| Author | Votes | Δ |
|---|---|---|
| jerdiggity | 1 | +4.02 |
| m.zam | 0 | -4.02 |
Last visited: Sep 14, 2014, 5:07:29 AM