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Answers and rating deltas for

what is the meaning of this (redundant?) python expression?

Author Votes Δ
jdi 6 +1.30
wim 3 +0.58
jathanism 2 -0.07
Scott Hunter 0 -1.06
Janne 0 -2.64
shibly 0 -2.30
Last visited: Sep 14, 2014, 5:07:29 AM