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Answers and rating deltas for
How can I count the null entries by column in a kdb q table?
| Author | Votes | Δ |
|---|---|---|
| Fiona Morgan | 4 | +4.01 |
| terrylynch | 3 | +0.11 |
| Joe Griffiths | 1 | -3.88 |
Last visited: Jan 8, 2019, 8:43:05 AM