StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
MongoDB: Aggregation, group by several fields
| Author | Votes | Δ |
|---|---|---|
| Derick | 2 | +1.70 |
| Parvin Gasimzade | -1 | -1.70 |
Last visited: Sep 14, 2014, 5:07:29 AM