How To Install libppx-visitors-ocaml-dev on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libppx-visitors-ocaml-dev on Ubuntu 18.04.
What is libppx-visitors-ocaml-dev
libppx-visitors-ocaml-dev is:
Visitors is a syntax extension for the OCaml programming language. It allows you to annotate your type definitions, such that a visitor class will be automatically generated. This visitor class contains methods for the traversal of your data structure, like iter, map, fold, etc. It is then easy to override these methods for your needs. This is very convenient when programming with complex algebraic data structures.
There are three methods to install libppx-visitors-ocaml-dev 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 libppx-visitors-ocaml-dev Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libppx-visitors-ocaml-dev using apt-get by running the following command:
sudo apt-get -y install libppx-visitors-ocaml-dev
Install libppx-visitors-ocaml-dev Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libppx-visitors-ocaml-dev using apt by running the following command:
sudo apt -y install libppx-visitors-ocaml-dev
Install libppx-visitors-ocaml-dev 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 libppx-visitors-ocaml-dev using aptitude by running the following command:
sudo aptitude -y install libppx-visitors-ocaml-dev
How To Uninstall libppx-visitors-ocaml-dev on Ubuntu 18.04
To uninstall only the libppx-visitors-ocaml-dev package we can use the following command:
sudo apt-get remove libppx-visitors-ocaml-dev
Uninstall libppx-visitors-ocaml-dev And Its Dependencies
To uninstall libppx-visitors-ocaml-dev and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libppx-visitors-ocaml-dev
Remove libppx-visitors-ocaml-dev Configurations and Data
To remove libppx-visitors-ocaml-dev configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libppx-visitors-ocaml-dev
Remove libppx-visitors-ocaml-dev configuration, data, and all of its dependencies
We can use the following command to remove libppx-visitors-ocaml-dev configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libppx-visitors-ocaml-dev
References
Summary
In this tutorial we learn how to install libppx-visitors-ocaml-dev package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
