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Answers and rating deltas for

Efficiently locate group-wise constant columns in a data.frame

Author Votes Δ
joran 4 +0.72
Jared 4 +3.59
jebyrnes 3 +0.49
hadley 3 -0.40
David F 3 +0.56
dholstius 1 -3.61
Last visited: Sep 14, 2014, 5:07:29 AM