StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
how to select null column valued row if there is no not null valued column
| Author | Votes | Δ |
|---|---|---|
| Gordon Linoff | 1 | -0.60 |
| Norbert | 1 | +0.60 |
Last visited: Oct 27, 2017, 7:18:27 AM