StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Need one aggregation query to do $match, $group and return count of matching elements and count o...
| Author | Votes | Δ |
|---|---|---|
| Asya Kamsky | 0 | 0.00 |
Last visited: Sep 14, 2014, 5:07:29 AM