StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    How to use two expression in a sub query
| Author | Votes | Δ | 
|---|---|---|
| user3884116 | 0 | -0.36 | 
| Christian Phillips | 0 | +0.05 | 
Last visited: May 1, 2015, 8:58:40 PM