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BanzaiMan/gist:378988

Created April 26, 2010 04:55
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gistfile1.txt
irb(main):001:0> "a" =~ /?/
SyntaxError: compile error
(irb):1: invalid regular expression; there's no previous pattern, to which '?' would define cardinality at 1: /?/
from (irb):1
from :0
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