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Answers and rating deltas for
Please explain the race condition in this put-if-absent idiom
| Author | Votes | Δ |
|---|---|---|
| Marko Topolnik | 3 | +0.78 |
| Peter Lawrey | 2 | -0.10 |
| Qnan | 2 | +1.50 |
| JulianB | 0 | -2.85 |
| Matt Westlake | 0 | -2.49 |
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