How To Install ruby-webrobots on Ubuntu 18.04
Introduction
In this tutorial we learn how to install ruby-webrobots on Ubuntu 18.04.
What is ruby-webrobots
ruby-webrobots is:
This library helps write robots.txt-compliant web robots in Ruby, based on Nokogiri’s functionality.
There are three methods to install ruby-webrobots on Ubuntu 18.04. 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-webrobots 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-webrobots using apt-get by running the following command:
sudo apt-get -y install ruby-webrobots
Install ruby-webrobots Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install ruby-webrobots using apt by running the following command:
sudo apt -y install ruby-webrobots
Install ruby-webrobots 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-webrobots using aptitude by running the following command:
sudo aptitude -y install ruby-webrobots
How To Uninstall ruby-webrobots on Ubuntu 18.04
To uninstall only the ruby-webrobots package we can use the following command:
sudo apt-get remove ruby-webrobots
Uninstall ruby-webrobots And Its Dependencies
To uninstall ruby-webrobots and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove ruby-webrobots
Remove ruby-webrobots Configurations and Data
To remove ruby-webrobots configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge ruby-webrobots
Remove ruby-webrobots configuration, data, and all of its dependencies
We can use the following command to remove ruby-webrobots configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge ruby-webrobots
References
Summary
In this tutorial we learn how to install ruby-webrobots package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
