How To Install help2man on Ubuntu 20.04
Introduction
In this tutorial we learn how to install help2man
on Ubuntu 20.04.
What is help2man
help2man is:
Program to create simple man pages from the –help and –version output of other programs.
Since most GNU documentation is now in info format, this provides a way to generate a placeholder man page pointing to that resource while still providing some useful information.
There are three methods to install help2man
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 help2man Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install help2man
using apt-get
by running the following command:
sudo apt-get -y install help2man
Install help2man Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install help2man
using apt
by running the following command:
sudo apt -y install help2man
Install help2man 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 help2man
using aptitude
by running the following command:
sudo aptitude -y install help2man
How To Uninstall help2man on Ubuntu 20.04
To uninstall only the help2man
package we can use the following command:
sudo apt-get remove help2man
Uninstall help2man And Its Dependencies
To uninstall help2man
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove help2man
Remove help2man Configurations and Data
To remove help2man
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge help2man
Remove help2man configuration, data, and all of its dependencies
We can use the following command to remove help2man
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge help2man
References
Summary
In this tutorial we learn how to install help2man
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.