StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
What's causing this "undefined method `model_name' for NilClass:Class" error?
| Author | Votes | Δ |
|---|---|---|
| Muhamamd Awais | 2 | +4.48 |
| jvnill | 1 | -0.56 |
Last visited: Sep 14, 2014, 5:07:29 AM