StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    Pandas groupby fillna with first valid value (window functions)
| Author | Votes | Δ | 
|---|---|---|
| Tom Kealy | 2 | +1.81 | 
| piRSquared | 2 | -0.23 | 
Last visited: Jun 17, 2019, 2:59:36 PM