StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    Why does this map code give a null pointer exception?
| Author | Votes | Δ | 
|---|---|---|
| mbelsky | 2 | +3.96 | 
| speirs23 | 0 | -2.17 | 
| Fustigador | 0 | -1.79 | 
Last visited: May 5, 2016, 1:08:50 PM