Ruby code - 5 lines

Link:

Ruby, pasted on Dec 7:

require 'date'

str = "2010-12-02_12-10-26"
puts str
puts DateTime.strptime(str, "%Y-%m-%d_%H-%M-%S")

Output:

1 2	2010-12-02_12-10-26 2010-12-02T12:10:26+00:00