StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    How do I retrieve rows of a df using a vector as a key to match to a specific column while preservin
| Author | Votes | Δ | 
|---|---|---|
| G. Grothendieck | 7 | +1.77 | 
| Marius | 2 | -1.77 | 
Last visited: Apr 25, 2018, 3:45:02 AM