StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    Can I combine forcing a variable to be null with a ?? operator?
| Author | Votes | Δ | 
|---|---|---|
| Jon Skeet | 12 | +0.47 | 
| Gilad Green | 2 | -0.12 | 
| David | 2 | +2.00 | 
| rad | 1 | -0.61 | 
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