How To Install libregexp-java on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libregexp-java
on Ubuntu 20.04.
What is libregexp-java
libregexp-java is:
Regexp is a 100% Pure Java Regular Expression package. Regular expressions are pattern descriptions which enable sophisticated matching of strings. In addition to being able to match a string against a pattern, you can also extract parts of the match. This is especially useful in text parsing!
There are three methods to install libregexp-java
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install libregexp-java Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install libregexp-java
using apt-get
by running the following command:
sudo apt-get -y install libregexp-java
Install libregexp-java Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install libregexp-java
using apt
by running the following command:
sudo apt -y install libregexp-java
Install libregexp-java 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 libregexp-java
using aptitude
by running the following command:
sudo aptitude -y install libregexp-java
How To Uninstall libregexp-java on Ubuntu 20.04
To uninstall only the libregexp-java
package we can use the following command:
sudo apt-get remove libregexp-java
Uninstall libregexp-java And Its Dependencies
To uninstall libregexp-java
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libregexp-java
Remove libregexp-java Configurations and Data
To remove libregexp-java
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libregexp-java
Remove libregexp-java configuration, data, and all of its dependencies
We can use the following command to remove libregexp-java
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libregexp-java
References
Summary
In this tutorial we learn how to install libregexp-java
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.