How To Install libqtgui4 on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libqtgui4 on Ubuntu 18.04.
What is libqtgui4
libqtgui4 is:
Qt is a cross-platform C++ application framework. Qt’s primary feature is its rich set of widgets that provide standard GUI functionality.
The QtGui module extends QtCore with GUI functionality.
There are three methods to install libqtgui4 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 libqtgui4 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libqtgui4 using apt-get by running the following command:
sudo apt-get -y install libqtgui4
Install libqtgui4 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libqtgui4 using apt by running the following command:
sudo apt -y install libqtgui4
Install libqtgui4 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 libqtgui4 using aptitude by running the following command:
sudo aptitude -y install libqtgui4
How To Uninstall libqtgui4 on Ubuntu 18.04
To uninstall only the libqtgui4 package we can use the following command:
sudo apt-get remove libqtgui4
Uninstall libqtgui4 And Its Dependencies
To uninstall libqtgui4 and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libqtgui4
Remove libqtgui4 Configurations and Data
To remove libqtgui4 configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libqtgui4
Remove libqtgui4 configuration, data, and all of its dependencies
We can use the following command to remove libqtgui4 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libqtgui4
References
Summary
In this tutorial we learn how to install libqtgui4 package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.