StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SELECT GROUP_BY and GROUP_CONCAT same values in a table only if one of the values has a NULL field
| Author | Votes | Δ |
|---|---|---|
| D-Shih | 3 | 0.00 |
Last visited: Jan 1, 2019, 8:55:20 AM