The Keynote file from my JNUC 2023 presentation "Defensive Driving for the Shell"
- Wikipedia https://en.wikipedia.org/wiki/Defensive_programming
- ZSH manual https://zsh.sourceforge.io/Doc/
- ZSH User’s Guide https://zsh.sourceforge.io/Guide/
- Armin Breigel's blog https://scriptingosx.com
- Armin's Book 'macOS Terminal and Shell' https://scriptingosx.com/macos-terminal-and-shell/