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Answers and rating deltas for
How to subset a data frame by taking only the Non NA values of 2 columns in this data frame
| Author | Votes | Δ |
|---|---|---|
| cogitovita | 2 | +3.95 |
| Berecht | 1 | +0.02 |
| krishnamurti | 0 | -3.98 |
Last visited: Jan 1, 2016, 10:22:34 PM