In short
Scheduling scripts or commands to run automatically at specified times or intervals — used constantly for backups, cleanup tasks, and recurring reports.
How to learn this
- 1Write a crontab entry to run a script on a schedule (e.g. daily at midnight).
- 2Learn to read cron's 5-field time syntax without needing to look it up every time.
- 3Understand common cron pitfalls: missing environment variables, and silent failures without logging.
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