How To Install herold on Ubuntu 20.04
Introduction
In this tutorial we learn how to install herold
on Ubuntu 20.04.
What is herold
herold is:
The reuse of HTML content in presentation-neutral form is a frequent problem. One possible solution is to convert HTML to DocBook XML, because DocBook is a semantic markup language for documentation, which enables its users to create document content that captures the logical structure of the content.
The command line tool herold can be used to convert HTML to DocBook. Because HTML elements are often used not as intended, the possibilities for such a transformation are somewhat limited. herold is part of the dbdoclet suite of tools. For more information visit http://www.dbdoclet.org.
There are three methods to install herold
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 herold Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install herold
using apt-get
by running the following command:
sudo apt-get -y install herold
Install herold Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install herold
using apt
by running the following command:
sudo apt -y install herold
Install herold 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 herold
using aptitude
by running the following command:
sudo aptitude -y install herold
How To Uninstall herold on Ubuntu 20.04
To uninstall only the herold
package we can use the following command:
sudo apt-get remove herold
Uninstall herold And Its Dependencies
To uninstall herold
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove herold
Remove herold Configurations and Data
To remove herold
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge herold
Remove herold configuration, data, and all of its dependencies
We can use the following command to remove herold
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge herold
References
Summary
In this tutorial we learn how to install herold
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.