Flowdock
jd() public

Returns the Julian day number. This is a whole number, which is adjusted by the offset as the local time.

For example:

DateTime.new(2001,2,3,4,5,6,'+7').jd      #=> 2451944
DateTime.new(2001,2,3,4,5,6,'-7').jd      #=> 2451944
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