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Answers and rating deltas for
what is the most elegant way to find the first column of a data.frame that has all unique values?
| Author | Votes | Δ |
|---|---|---|
| Marat Talipov | 4 | +1.95 |
| akrun | 1 | -1.95 |
Last visited: May 11, 2018, 11:30:07 PM