Install ruby-whenever by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-whenever
Description:
Ruby library to abstract writing and deploying cron jobs
whenever provides a clean ruby syntax for writing and deploying cron jobs. It provides commands to install and uninstall cronjobs, so for example an application can install its cronjobs when it starts, and uninstall them when it stops for maintaince.
Version: 0.9.4-1build1
Section: universe/ruby