How To Install ruby-rufus-scheduler on Ubuntu 18.04
Introduction
In this tutorial we learn how to install ruby-rufus-scheduler on Ubuntu 18.04.
What is ruby-rufus-scheduler
ruby-rufus-scheduler is:
This package provides the gem rufus-scheduler, a job scheduler for Ruby. It is an in-process, in-memory scheduler that provides scheduling using at, cron, in and every jobs.
There are three methods to install ruby-rufus-scheduler on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install ruby-rufus-scheduler Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install ruby-rufus-scheduler using apt-get by running the following command:
sudo apt-get -y install ruby-rufus-scheduler
Install ruby-rufus-scheduler Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install ruby-rufus-scheduler using apt by running the following command:
sudo apt -y install ruby-rufus-scheduler
Install ruby-rufus-scheduler Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install ruby-rufus-scheduler using aptitude by running the following command:
sudo aptitude -y install ruby-rufus-scheduler
How To Uninstall ruby-rufus-scheduler on Ubuntu 18.04
To uninstall only the ruby-rufus-scheduler package we can use the following command:
sudo apt-get remove ruby-rufus-scheduler
Uninstall ruby-rufus-scheduler And Its Dependencies
To uninstall ruby-rufus-scheduler and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove ruby-rufus-scheduler
Remove ruby-rufus-scheduler Configurations and Data
To remove ruby-rufus-scheduler configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge ruby-rufus-scheduler
Remove ruby-rufus-scheduler configuration, data, and all of its dependencies
We can use the following command to remove ruby-rufus-scheduler configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge ruby-rufus-scheduler
References
Summary
In this tutorial we learn how to install ruby-rufus-scheduler package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.