StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Creating a composite primary key while one of the column may or may not be null
| Author | Votes | Δ |
|---|---|---|
| Navjot Bhardwaj | 0 | +0.03 |
| mahi_0707 | 0 | -0.03 |
Last visited: Jan 2, 2016, 9:47:38 PM