How To Install javahelp2 on Debian 9
Introduction
In this tutorial we learn how to install javahelp2 on Debian 9.
What is javahelp2
javahelp2 is:
The JavaHelp system is an online help system that developers can use to add online help to their Java platform applications. The JavaHelp system provides developers and authors with a standard, fully featured, easy to use system for presenting online information to Java application users. The JavaHelp system consists of a fully featured, extensible specification and API, and a reference implementation of that specification and API that is written entirely in the Java programming language. The JavaHelp system reference implementation, based on the Java Foundation Classes (JFC, also known as Swing), provides a standard interface that enables both application developers and authors to add online help to their applications.
There are three methods to install javahelp2 on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install javahelp2 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install javahelp2 using apt-get by running the following command:
sudo apt-get -y install javahelp2
Install javahelp2 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install javahelp2 using apt by running the following command:
sudo apt -y install javahelp2
Install javahelp2 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 Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install javahelp2 using aptitude by running the following command:
sudo aptitude -y install javahelp2
How To Uninstall javahelp2 on Debian 9
To uninstall only the javahelp2 package we can use the following command:
sudo apt-get remove javahelp2
Uninstall javahelp2 And Its Dependencies
To uninstall javahelp2 and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove javahelp2
Remove javahelp2 Configurations and Data
To remove javahelp2 configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge javahelp2
Remove javahelp2 configuration, data, and all of its dependencies
We can use the following command to remove javahelp2 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge javahelp2
Dependencies
javahelp2 have the following dependencies:
References
Summary
In this tutorial we learn how to install javahelp2 package on Debian 9 using different package management tools: apt, apt-get and aptitude.