How To Install ruby-html-proofer on Ubuntu 20.04
Introduction
In this tutorial we learn how to install ruby-html-proofer
on Ubuntu 20.04.
What is ruby-html-proofer
ruby-html-proofer is:
HTMLProofer is a set of tests to validate your HTML output. These tests check if your image references are legitimate, if they have alt tags, if your internal links are working, and so on. It’s intended to be an all-in-one checker for your output.
In scope is any well-known and widely-used test for HTML document quality. A major use is continuous integration, so reliable results are a must have. Correctness is usually balanced over performance. And, if necessary, one should be able to trace this program’s detection of HTML errors back to documented best practices or standards, such as W3 specifications. Ruby-Versions: all
There are three methods to install ruby-html-proofer
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 ruby-html-proofer Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install ruby-html-proofer
using apt-get
by running the following command:
sudo apt-get -y install ruby-html-proofer
Install ruby-html-proofer Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install ruby-html-proofer
using apt
by running the following command:
sudo apt -y install ruby-html-proofer
Install ruby-html-proofer 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 ruby-html-proofer
using aptitude
by running the following command:
sudo aptitude -y install ruby-html-proofer
How To Uninstall ruby-html-proofer on Ubuntu 20.04
To uninstall only the ruby-html-proofer
package we can use the following command:
sudo apt-get remove ruby-html-proofer
Uninstall ruby-html-proofer And Its Dependencies
To uninstall ruby-html-proofer
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove ruby-html-proofer
Remove ruby-html-proofer Configurations and Data
To remove ruby-html-proofer
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge ruby-html-proofer
Remove ruby-html-proofer configuration, data, and all of its dependencies
We can use the following command to remove ruby-html-proofer
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge ruby-html-proofer
References
Summary
In this tutorial we learn how to install ruby-html-proofer
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.