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Answers and rating deltas for
Why can union be used this way?
| Author | Votes | Δ |
|---|---|---|
| Patrick B. | 5 | +4.03 |
| Ken Wayne VanderLinde | 2 | +0.71 |
| duedl0r | 1 | +0.62 |
| hobbs | 1 | -0.56 |
| npclaudiu | 0 | -2.89 |
| Kaos | 0 | -2.95 |
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