How To Install dhall on Ubuntu 20.04
Introduction
In this tutorial we learn how to install dhall
on Ubuntu 20.04.
What is dhall
dhall is:
Dhall is an explicitly-typed configuration language that is not Turing complete. Despite being Turing-incomplete, Dhall is a real programming language with a type-checker and evaluator.
Use this library to parse, type-check, evaluate, and pretty-print the Dhall configuration language.
This package contains an executable which type-checks a Dhall file and reduces the file to a fully evaluated normal form.
There are three methods to install dhall
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 dhall Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install dhall
using apt-get
by running the following command:
sudo apt-get -y install dhall
Install dhall Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install dhall
using apt
by running the following command:
sudo apt -y install dhall
Install dhall 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 dhall
using aptitude
by running the following command:
sudo aptitude -y install dhall
How To Uninstall dhall on Ubuntu 20.04
To uninstall only the dhall
package we can use the following command:
sudo apt-get remove dhall
Uninstall dhall And Its Dependencies
To uninstall dhall
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove dhall
Remove dhall Configurations and Data
To remove dhall
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge dhall
Remove dhall configuration, data, and all of its dependencies
We can use the following command to remove dhall
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge dhall
References
Summary
In this tutorial we learn how to install dhall
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.