Tag Archives: crontab

(Picture from meds.queensu.ca)

Every Linux has two commands for scheduling: at and cron. Programs scheduled by command at will be executed once at a defined time. With crontab it’s possible to define a command that will be executed periodically.
To make sure you can use crontab, check if there is /etc/cron.allow file and if it exists check for your username there. If you use a Debian based Linux you don’t need to worry, you may use it by default.
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