StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    windows form how to check in database if user already exist?
| Author | Votes | Δ | 
|---|---|---|
| Nikhil Agrawal | 2 | +1.29 | 
| Sudhakar Tillapudi | 1 | -0.81 | 
| Robert P | 0 | -3.80 | 
Last visited: May 1, 2015, 7:04:33 PM