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Bash for ops, done safely

Beginner2 sections · 5 lessons · ~1.5h total · 12-question self-test

01

Strict mode & quoting

2 lessonsTest yourself

01set -euo pipefail, honestlyWhat it catches, what it famously does not.20 min 02Quoting and word splittingThe bug class behind most script incidents.25 min

02

Traps, temp files & linting

3 lessonsTest yourself

01Traps and cleanupEXIT traps that always run.25 min 02Safe temp files and locksmktemp, flock, and race conditions.20 min 03ShellCheck in CILint every script, block the classics.15 min

Final exam

Test yourself on everything

12 questions drawn from all 2 sections — every answer explained as you pick.

Start final exam