StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    Why can't I use the groupby function to calculate the average of another column here?
| Author | Votes | Δ | 
|---|---|---|
| Ben Pap | 0 | 0.00 | 
Last visited: Sep 4, 2019, 3:46:46 PM