How To Install libqjdns-qt4-dev on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libqjdns-qt4-dev on Ubuntu 18.04.
What is libqjdns-qt4-dev
libqjdns-qt4-dev is:
JDNS is a simple DNS implementation that can perform normal DNS queries of any record type (notably SRV), as well as Multicast DNS queries and advertising.
The libqjdns-qt4-dev package contains libraries and header files for developing Qt4 applications that use qjdns.
There are three methods to install libqjdns-qt4-dev 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 libqjdns-qt4-dev Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libqjdns-qt4-dev using apt-get by running the following command:
sudo apt-get -y install libqjdns-qt4-dev
Install libqjdns-qt4-dev Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libqjdns-qt4-dev using apt by running the following command:
sudo apt -y install libqjdns-qt4-dev
Install libqjdns-qt4-dev 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 libqjdns-qt4-dev using aptitude by running the following command:
sudo aptitude -y install libqjdns-qt4-dev
How To Uninstall libqjdns-qt4-dev on Ubuntu 18.04
To uninstall only the libqjdns-qt4-dev package we can use the following command:
sudo apt-get remove libqjdns-qt4-dev
Uninstall libqjdns-qt4-dev And Its Dependencies
To uninstall libqjdns-qt4-dev and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libqjdns-qt4-dev
Remove libqjdns-qt4-dev Configurations and Data
To remove libqjdns-qt4-dev configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libqjdns-qt4-dev
Remove libqjdns-qt4-dev configuration, data, and all of its dependencies
We can use the following command to remove libqjdns-qt4-dev configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libqjdns-qt4-dev
References
Summary
In this tutorial we learn how to install libqjdns-qt4-dev package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.