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Answers and rating deltas for

How do I split a data frame by a specific column value, and then apply functions to columns withi...

Author Votes Δ
akrun 1 +2.03
plannapus 0 -0.66
Rich Scriven 0 -0.38
eipi10 0 -1.06
David Arenburg 0 -0.85
Last visited: May 1, 2015, 8:20:56 PM