StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Rails Active Record how to check associated record not empty
| Author | Votes | Δ |
|---|---|---|
| junior | 1 | +3.86 |
| Rajdeep Singh | 0 | -0.48 |
Last visited: Jan 1, 2016, 11:45:33 PM