How To Install fldiff on Ubuntu 22.04

In this tutorial we learn how to install fldiff on Ubuntu 22.04. fldiff is graphical diff program

Introduction

In this tutorial we learn how to install fldiff on Ubuntu 22.04.

What is fldiff

fldiff is:

Fldiff is a graphical diff program that shows the differences between two files/directories, or a file/directory and a CVS or Subversion repository. It is inspired by xdiff (Motif-based) and xxdiff (Qt-based), whose choice of GUI toolkit has hampered their portability to many of the systems.

Fldiff uses the Fast Light Toolkit (FLTK) and has been tested on AIX, IRIX, Linux, MacOS X, and Solaris, and should also run on Windows.

There are three methods to install fldiff on Ubuntu 22.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install fldiff Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install fldiff

Install fldiff Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install fldiff using apt by running the following command:

sudo apt -y install fldiff

Install fldiff 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 fldiff using aptitude by running the following command:

sudo aptitude -y install fldiff

How To Uninstall fldiff on Ubuntu 22.04

To uninstall only the fldiff package we can use the following command:

sudo apt-get remove fldiff

Uninstall fldiff And Its Dependencies

To uninstall fldiff and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove fldiff

Remove fldiff Configurations and Data

To remove fldiff configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge fldiff

Remove fldiff configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge fldiff

References

Summary

In this tutorial we learn how to install fldiff package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.