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Answers and rating deltas for
In UNIX shell scripting: What does $! expand to?
| Author | Votes | Δ |
|---|---|---|
| zoul | 5 | +1.07 |
| Greg Hewgill | 2 | -0.57 |
| Sachin Chourasiya | 0 | -1.68 |
| Venkataramesh Kommoju | 0 | -2.29 |
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