StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
MongoDB - how to use $ifNull only on a field that exists
| Author | Votes | Δ |
|---|---|---|
| Ashh | 2 | +1.77 |
| Sachin Shah | 0 | -1.77 |
Last visited: May 11, 2019, 11:16:05 PM