How To Install libjs-of-ocaml on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libjs-of-ocaml on Ubuntu 20.04.
What is libjs-of-ocaml
libjs-of-ocaml is:
Js_of_ocaml is a compiler of OCaml bytecode to JavaScript. It makes it possible to run OCaml programs in a web browser. Its key features are the following:
- the whole language, and most of the standard library are supported;
- the generated code can be used with any web server and browser;
- you can use a standard installation of OCaml to compile your programs. In particular, you do not have to recompile a library to use it with Js_of_ocaml. You just have to link your program with a specific library to interface with the browser APIs.
This package contains runtime libraries that may be needed by server-side programs communicating with clients compiled with Js_of_ocaml using JSON.
There are three methods to install libjs-of-ocaml 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 libjs-of-ocaml Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libjs-of-ocaml using apt-get by running the following command:
sudo apt-get -y install libjs-of-ocaml
Install libjs-of-ocaml Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libjs-of-ocaml using apt by running the following command:
sudo apt -y install libjs-of-ocaml
Install libjs-of-ocaml 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 libjs-of-ocaml using aptitude by running the following command:
sudo aptitude -y install libjs-of-ocaml
How To Uninstall libjs-of-ocaml on Ubuntu 20.04
To uninstall only the libjs-of-ocaml package we can use the following command:
sudo apt-get remove libjs-of-ocaml
Uninstall libjs-of-ocaml And Its Dependencies
To uninstall libjs-of-ocaml and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libjs-of-ocaml
Remove libjs-of-ocaml Configurations and Data
To remove libjs-of-ocaml configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libjs-of-ocaml
Remove libjs-of-ocaml configuration, data, and all of its dependencies
We can use the following command to remove libjs-of-ocaml configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libjs-of-ocaml
References
Summary
In this tutorial we learn how to install libjs-of-ocaml package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.