StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    PHP Mysql to calculate average between datetimes and ignore negative results in average
| Author | Votes | Δ | 
|---|---|---|
| PressingOnAlways | 0 | +1.09 | 
| Gordon Linoff | 0 | -0.14 | 
Last visited: Sep 14, 2014, 5:07:29 AM