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Answers and rating deltas for
Avoid null pointers while accessing objects in a tree hierarchy of classes
| Author | Votes | Δ |
|---|---|---|
| eerorika | 4 | +1.11 |
| C. R. Ward | 0 | +1.70 |
| wally | 0 | +0.64 |
| Paul Evans | 0 | +0.67 |
| Jeffrey | -1 | -0.94 |
| Maxim Egorushkin | -1 | -1.37 |
| ustulation | -1 | -2.47 |
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