StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
MYSQL: Select column from table B if it exists, otherwise from table A
| Author | Votes | Δ |
|---|---|---|
| Mahmoud Gamal | 3 | +1.03 |
| Ryan | 1 | -1.03 |
Last visited: Sep 14, 2014, 5:07:29 AM