StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL query: group by, calculate difference between max and min in the group and group by again
| Author | Votes | Δ |
|---|---|---|
| Error_2646 | 2 | +3.49 |
| Daniel Marcus | 1 | -0.44 |
Last visited: Aug 15, 2018, 6:16:14 AM