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Answers and rating deltas for
calculating sum of previous 3 rows in R data.table (by grid-square)
Author | Votes | Δ |
---|---|---|
David Arenburg | 8 | +0.84 |
Roland | 3 | +0.17 |
G. Grothendieck | 2 | -0.52 |
Maksim Gayduk | 2 | +0.61 |
donlelek | 0 | -2.86 |
Last visited: Jan 3, 2016, 9:42:40 AM