def terminal_size
    rows, cols = 25, 80
    buf = [0, 0, 0, 0].pack("SSSS")
    if $stdout.ioctl(TIOCGWINSZ, buf) >= 0 then
      rows, cols, row_pixels, col_pixels = buf.unpack("SSSS")
    end
    return [rows, cols]
  end
def terminal_size
    rows, cols = 25, 80
    buf = [0, 0, 0, 0].pack("SSSS")
    if $stdout.ioctl(TIOCGWINSZ, buf) >= 0 then
      rows, cols, row_pixels, col_pixels = buf.unpack("SSSS")
    end
    return [rows, cols]
  end
0000002
 thanks google for all of this