StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    How to perform a calculation for all columns of a matrix?
| Author | Votes | Δ | 
|---|---|---|
| Ronak Shah | 4 | +0.93 | 
| G. Grothendieck | 2 | -0.37 | 
| Joseph Crispell | 0 | -1.52 | 
| shs | 0 | -1.50 | 
| Boidot | 0 | -1.39 | 
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