# File lib/active_support/core_ext/numeric/conversions.rb, line 9
        def to_utc_offset_s(colon=true)
          seconds = self
          sign = (seconds < 0 ? '-' : '+')
          hours = seconds.abs / 3600
          minutes = (seconds.abs % 3600) / 60
          "%s%02d%s%02d" % [ sign, hours, colon ? ":" : "", minutes ]
        end