StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Rails Error: Undefined method `add_product' for nil:NilClass
| Author | Votes | Δ |
|---|---|---|
| Uzbekjon | 1 | -0.03 |
| Jeffrey M Castro | 1 | +0.27 |
Last visited: Aug 26, 2016, 2:34:25 PM