StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
SQL - check date in column 1 and if it is null, then compare date in column 2 with another row to...
| Author | Votes | Δ |
|---|---|---|
| Karl Kieninger | 0 | 0.00 |
Last visited: Sep 14, 2014, 5:07:29 AM