How To Install rexical on Ubuntu 20.04
Introduction
In this tutorial we learn how to install rexical
on Ubuntu 20.04.
What is rexical
rexical is:
Rexical is a lexical scanner generator that is used with Racc to generate Ruby programs. Rexical is written in Ruby.
Racc is a LALR(1) parser generator that is also written in Ruby. Ruby-Versions: all
There are three methods to install rexical
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 rexical Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install rexical
using apt-get
by running the following command:
sudo apt-get -y install rexical
Install rexical Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install rexical
using apt
by running the following command:
sudo apt -y install rexical
Install rexical 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 rexical
using aptitude
by running the following command:
sudo aptitude -y install rexical
How To Uninstall rexical on Ubuntu 20.04
To uninstall only the rexical
package we can use the following command:
sudo apt-get remove rexical
Uninstall rexical And Its Dependencies
To uninstall rexical
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove rexical
Remove rexical Configurations and Data
To remove rexical
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge rexical
Remove rexical configuration, data, and all of its dependencies
We can use the following command to remove rexical
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge rexical
References
Summary
In this tutorial we learn how to install rexical
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.