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Answers and rating deltas for

What is the difference between (.) and (.?) in regular expressions?

Author	Votes	Δ
Genghis Khan	5	+4.54
Explosion Pills	2	-0.06
Carl Norum	2	-0.19
Krishnachandra Sharma	0	-2.48

Last visited: Sep 14, 2014, 5:07:29 AM