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Answers and rating deltas for

Performance: should I use a global variable in a function which gets called often?

Author Votes Δ
TRKemp 5 +4.20
barak manos 4 +0.96
John Dibling 2 -0.96
Non-maskable Interrupt 0 -3.36
Last visited: May 1, 2015, 9:02:51 PM