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Answers and rating deltas for
How can I apply groupBy but use a different value as my key?
| Author | Votes | Δ |
|---|---|---|
| Luca | 2 | 0.00 |
Last visited: Jan 2, 2016, 2:33:54 AM
| Author | Votes | Δ |
|---|---|---|
| Luca | 2 | 0.00 |