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Answers and rating deltas for
How do I group by a key that could be nil and get a dictionary with a non-optional key type?
| Author | Votes | Δ |
|---|---|---|
| Jessy | 2 | +5.27 |
| Dávid Pásztor | 0 | -0.66 |
Last visited: Sep 5, 2020, 12:36:14 PM