StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How can I only insert a record if it does not exists?
| Author | Votes | Δ |
|---|---|---|
| meda | 5 | +0.48 |
| roun512 | 2 | -0.01 |
| user3353204 | 0 | -3.87 |
Last visited: Sep 14, 2014, 5:07:29 AM