class Fixnum

Public Instance Methods

negate() click to toggle source

# File lib/utc_rpn_calc/core_ext/fixnum.rb, line 6
def negate
    unsigned = ~self % (2**32)
    hex_string = unsigned.to_s(16)[-4,4]
    hex_string.hex
end

to_formatted_hex() click to toggle source

# File lib/utc_rpn_calc/core_ext/fixnum.rb, line 2
def to_formatted_hex
  to_s(16).rjust(4,'0').upcase
end