StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
postgresql:add columns by left join two table and using case when
| Author | Votes | Δ |
|---|---|---|
| 404 | 2 | +3.50 |
| Kirill Petrov | 0 | -3.50 |
Last visited: Jul 10, 2018, 3:00:20 PM