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Answers and rating deltas for
How can I use sed (or bash / perl / awk) to pull out a substring and write it to a new column?
| Author | Votes | Δ |
|---|---|---|
| TLP | 3 | +1.29 |
| Charles Duffy | 0 | -0.77 |
| David C. Rankin | 0 | +0.29 |
| bjfletcher | 0 | +0.17 |
| John1024 | 0 | -0.97 |
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