How to Uninstall and Install libre2j-java on Ubuntu 22.04

Updated: October 29, 2022

RE2 is a regular expression engine that runs in time linear in the size of the input. RE2/J is a port of RE2 to pure Java. In this guide, I will show you how to install libre2j-java on Ubuntu 22.04.

Prerequisites to install

  • Operating system: Ubuntu 22.04 is needed for libre2j-java to work
  • Privileges: Make sure you are able to execute sudo commands.

Prerequisites to install libre2j-java on Ubuntu 22.04

Install libre2j-java Ubuntu 22.04

libre2j-java is one of the popular ways on Ubuntu now so that this tutorial will show you some ways to install it. Choose the one that you think is easy and you can follow.

Install libre2j-java using APT

This is a popular method for installing Ubuntu packages since it’s simple to understand, even if you’re new to Linux. Following these instructions to get libre2j-java on your Ubuntu.

Step 1: Obtain new packages from Ubuntu by updating the APT database. Launching the terminal and entering the following Linux command:

sudo apt update

Step 2: Start installing the packages on Ubuntu 22.04. After updating the system, you can install libre2j-java Ubuntu by executing this command in the terminal.

sudo apt-get -y install libre2j-java

Install libre2j-java using Aptitude

You must run this command to install Aptitude if you haven’t already done so on Ubuntu.

sudo apt install aptitude

Then, you can now install libre2j-java, just following these steps:

Step 1: Obtain new packages from Ubuntu by updating the APT database. Opening the terminal and executing the following Linux command:

sudo apt -y update

Step 2: Start the package installation on Ubuntu 22.04. After updating, you can install libre2j-java Ubuntu by executing this command in the terminal.

sudo aptitude install libre2j-java

Uninstall libre2j-java on Ubuntu 22.04

Have you ever thought that uninstalling an application from Ubuntu might be challenging? You’re wrong; any program, not just a libre2j-java, can be easily uninstalled by anyone.

If you installed libre2j-java using APT or Aptitude, you could uninstall libre2j-java on Ubuntu by following this step:

sudo apt remove --auto-remove libre2j-java

If you want to uninstall libre2j-java and remove its data and dependencies, you can also run the following command:

sudo apt autoremove --purge libre2j-java

Ending

In this guide, I showed you ways to install libre2j-java on Ubuntu 22.04 and ways to uninstall libre2j-java too. Please do not hesitate to contact me if you require any assistance. I’m delighted to respond to them.