StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    How to calculate number of unique data in mongoDB
| Author | Votes | Δ | 
|---|---|---|
| raghav kumar | 1 | -0.14 | 
| Buzz Moschetti | 1 | +0.14 | 
Last visited: Dec 29, 2017, 11:53:22 AM