StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    How to aggregate a data.frame on both row and column names based on a hierarchical dictionary nam...
| Author | Votes | Δ | 
|---|---|---|
| TheComeOnMan | 6 | +4.52 | 
| eddi | 5 | +1.19 | 
| Frank | 4 | +0.45 | 
| Simon O'Hanlon | 3 | -1.17 | 
Last visited: Sep 14, 2014, 5:07:29 AM