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Answers and rating deltas for
How to select only the latest date for each userId in the data frame, and the list by userId?
| Author | Votes | Δ |
|---|---|---|
| Uncle Iroh | 0 | +0.30 |
| FatihAkici | 0 | -0.04 |
Last visited: May 14, 2020, 3:16:00 AM