StackRating

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

why do I get undefined method `+' for nil:NilClass (NoMethodError)

Author Votes Δ
farisj 2 +4.04
Brad 1 -4.04
Last visited: Mar 9, 2017, 3:21:57 PM