StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    Is there a clean way to use pointers (ids) as keys in an NSMutableDictionary?
| Author | Votes | Δ | 
|---|---|---|
| xenosoz | 6 | 0.00 | 
| Nicholas Riley | 1 | +0.04 | 
| Chuck | 1 | +0.35 | 
| Xiao | 0 | -3.11 | 
| fishinear | 0 | 0.00 | 
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