StackRating

An Elo-based rating system for Stack Overflow
Home   |   About   |   Stats and Analysis   |   Get a Badge
Answers and rating deltas for

Per-group operation on multiple columns on data.frame

Author Votes Δ
Dinre 1 +0.96
eddi 1 +0.21
John Paul 1 +0.36
Joshua Ulrich 1 -0.38
Last visited: Sep 14, 2014, 5:07:29 AM