I stopped using -n X for head/tail in favor of just -X (eg -1 or -10 or whatever). Save a few keystrokes, plus certain unixes (eg Solaris) only work with -X an

I stopped using -n X for head/tail in favor of just -X (eg -1 or -10 or whatever). Save a few keystrokes, plus certain unixes (eg Solaris) only work with -X and don’t the support -n switch.