StackRating
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Answers and rating deltas for
How to count non-null columns per group?
| Author | Votes | Δ |
|---|---|---|
| jezrael | 4 | +0.37 |
| asongtoruin | 3 | +0.34 |
| Anna Iliukovich-Strakovskaia | 2 | +0.32 |
| Yuca | 1 | -2.91 |
Last visited: Jan 2, 2019, 1:21:03 PM