StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL adding two columns and group by count
| Author | Votes | Δ |
|---|---|---|
| Gordon Linoff | 4 | +0.39 |
| Valerica | 1 | -3.10 |
Last visited: Jan 31, 2018, 10:03:29 PM