How To Install libqt4-xmlpatterns on Ubuntu 18.04

In this tutorial we learn how to install libqt4-xmlpatterns on Ubuntu 18.04. libqt4-xmlpatterns is Qt 4 XML patterns module

Introduction

In this tutorial we learn how to install libqt4-xmlpatterns on Ubuntu 18.04.

What is libqt4-xmlpatterns

libqt4-xmlpatterns is:

Qt is a cross-platform C++ application framework. Qt’s primary feature is its rich set of widgets that provide standard GUI functionality.

QtXmlPatterns is a XQuery and XPath engine for XML and custom data models.

There are three methods to install libqt4-xmlpatterns 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 libqt4-xmlpatterns Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install libqt4-xmlpatterns using apt-get by running the following command:

sudo apt-get -y install libqt4-xmlpatterns

Install libqt4-xmlpatterns Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libqt4-xmlpatterns using apt by running the following command:

sudo apt -y install libqt4-xmlpatterns

Install libqt4-xmlpatterns 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 libqt4-xmlpatterns using aptitude by running the following command:

sudo aptitude -y install libqt4-xmlpatterns

How To Uninstall libqt4-xmlpatterns on Ubuntu 18.04

To uninstall only the libqt4-xmlpatterns package we can use the following command:

sudo apt-get remove libqt4-xmlpatterns

Uninstall libqt4-xmlpatterns And Its Dependencies

To uninstall libqt4-xmlpatterns and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:

sudo apt-get -y autoremove libqt4-xmlpatterns

Remove libqt4-xmlpatterns Configurations and Data

To remove libqt4-xmlpatterns configuration and data from Ubuntu 18.04 we can use the following command:

sudo apt-get -y purge libqt4-xmlpatterns

Remove libqt4-xmlpatterns configuration, data, and all of its dependencies

We can use the following command to remove libqt4-xmlpatterns configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libqt4-xmlpatterns

References

Summary

In this tutorial we learn how to install libqt4-xmlpatterns package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.