StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Android, SQL: how to find out if existing column has a value?
| Author | Votes | Δ |
|---|---|---|
| Gray | 1 | +0.46 |
| El Duderino | 0 | -1.78 |
| James | 0 | -1.89 |
Last visited: Sep 14, 2014, 5:07:29 AM