How To Install dhelp on Ubuntu 22.04

In this tutorial we learn how to install dhelp on Ubuntu 22.04. dhelp is online help system

Introduction

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

What is dhelp

dhelp is:

Read all documentation with a WWW browser. dhelp builds an index of all installed HTML documentation. You don’t need a WWW server to read the documentation. dhelp offers a very fast search in the HTML documents.

You can access the online help system with the dhelp program or with your browser. The URL to point your browser at is (if you have a WWW server installed) http://localhost/doc/HTML/index.html , else (if you do not) file://localhost/usr/share/doc/HTML/index.html.

There are three methods to install dhelp 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 dhelp Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install dhelp

Install dhelp Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install dhelp

Install dhelp 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 dhelp using aptitude by running the following command:

sudo aptitude -y install dhelp

How To Uninstall dhelp on Ubuntu 22.04

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

sudo apt-get remove dhelp

Uninstall dhelp And Its Dependencies

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

sudo apt-get -y autoremove dhelp

Remove dhelp Configurations and Data

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

sudo apt-get -y purge dhelp

Remove dhelp configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge dhelp

References

Summary

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