def alt(binary_or_uint)
      case binary_or_uint
      when Integer
        alt_uint(binary_or_uint)
      when String
        alt_binary(binary_or_uint)
      else
        raise BadManipulationError, "Argument shouled be Integer or binary-encoded String."
      end
    end
def alt(binary_or_uint)
      case binary_or_uint
      when Integer
        alt_uint(binary_or_uint)
      when String
        alt_binary(binary_or_uint)
      else
        raise BadManipulationError, "Argument shouled be Integer or binary-encoded String."
      end
    end
Methods for generating modified binary.