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Answers and rating deltas for

Python string 'join' is faster(?) than '+', but what's wrong here?

Author Votes Δ
Alex Martelli 28 +0.63
sepp2k 4 +0.50
hughdbrown 3 +0.14
Kathy Van Stone 3 +0.09
Anthony Towns 2 +0.46
Peter S Magnusson 2 +0.52
David Wolever 1 -1.56
Ken 1 -1.55
David 0 -3.18
Tsukumo 0 0.00
mshsayem 0 -3.16
Last visited: Sep 14, 2014, 5:07:29 AM