How To Install velocity-doc on Ubuntu 18.04
Introduction
In this tutorial we learn how to install velocity-doc on Ubuntu 18.04.
What is velocity-doc
velocity-doc is:
Velocity is a Java-based template engine which is useful to develop Model-View-Controller (MVC) model web application. It permits anyone to use the simple yet powerful template language to reference objects defined in Java code. This package provides documents and examples for velocity.
There are three methods to install velocity-doc 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 velocity-doc Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install velocity-doc using apt-get by running the following command:
sudo apt-get -y install velocity-doc
Install velocity-doc Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install velocity-doc using apt by running the following command:
sudo apt -y install velocity-doc
Install velocity-doc 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 velocity-doc using aptitude by running the following command:
sudo aptitude -y install velocity-doc
How To Uninstall velocity-doc on Ubuntu 18.04
To uninstall only the velocity-doc package we can use the following command:
sudo apt-get remove velocity-doc
Uninstall velocity-doc And Its Dependencies
To uninstall velocity-doc and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove velocity-doc
Remove velocity-doc Configurations and Data
To remove velocity-doc configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge velocity-doc
Remove velocity-doc configuration, data, and all of its dependencies
We can use the following command to remove velocity-doc configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge velocity-doc
References
Summary
In this tutorial we learn how to install velocity-doc package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
