How To Install helpviewer.app on Debian 10
Introduction
In this tutorial we learn how to install helpviewer.app on Debian 10.
What is helpviewer.app
helpviewer.app is:
HelpViewer is an online help viewer for GNUstep programs. It can render files in the XLP format, although this format has been deprecated and only several packages still use it.
There are three methods to install helpviewer.app on Debian 10. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install helpviewer.app Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install helpviewer.app using apt-get by running the following command:
sudo apt-get -y install helpviewer.app
Install helpviewer.app Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install helpviewer.app using apt by running the following command:
sudo apt -y install helpviewer.app
Install helpviewer.app 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 helpviewer.app using aptitude by running the following command:
sudo aptitude -y install helpviewer.app
How To Uninstall helpviewer.app on Debian 10
To uninstall only the helpviewer.app package we can use the following command:
sudo apt-get remove helpviewer.app
Uninstall helpviewer.app And Its Dependencies
To uninstall helpviewer.app and its dependencies that are no longer needed by Debian 10, we can use the command below:
sudo apt-get -y autoremove helpviewer.app
Remove helpviewer.app Configurations and Data
To remove helpviewer.app configuration and data from Debian 10 we can use the following command:
sudo apt-get -y purge helpviewer.app
Remove helpviewer.app configuration, data, and all of its dependencies
We can use the following command to remove helpviewer.app configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge helpviewer.app
Dependencies
helpviewer.app have the following dependencies:
- gnustep-back0.27
- gnustep-base-runtime
- gnustep-gui-runtime
- libc6
- libgnustep-base1.26
- libgnustep-gui0.27
- libobjc4
- gnustep-fslayout-fhs
References
Summary
In this tutorial we learn how to install helpviewer.app package on Debian 10 using different package management tools: apt, apt-get and aptitude.