StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    How can I access certain columns in a DataFrame based on a list?
| Author | Votes | Δ | 
|---|---|---|
| Ian | 6 | +4.08 | 
| ALollz | 1 | -0.09 | 
| Dev Khadka | 1 | +0.65 | 
| ansev | 1 | +0.47 | 
| Celius Stingher | 0 | -1.54 | 
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