How To Install nodejs on Debian 9
Introduction
In this tutorial we learn how to install nodejs on Debian 9.
What is nodejs
nodejs is:
Node.js is a platform built on Chrome’s JavaScript runtime for easily building fast, scalable network applications. Node.js uses an event-driven, non-blocking I/O model that makes it lightweight and efficient, perfect for data-intensive real-time applications that run across distributed devices.
Node.js is bundled with several useful libraries to handle server tasks:
System, Events, Standard I/O, Modules, Timers, Child Processes, POSIX, HTTP, Multipart Parsing, TCP, DNS, Assert, Path, URL, Query Strings.
There are three methods to install nodejs on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install nodejs Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install nodejs using apt-get by running the following command:
sudo apt-get -y install nodejs
Install nodejs Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install nodejs using apt by running the following command:
sudo apt -y install nodejs
Install nodejs 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 Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install nodejs using aptitude by running the following command:
sudo aptitude -y install nodejs
How To Uninstall nodejs on Debian 9
To uninstall only the nodejs package we can use the following command:
sudo apt-get remove nodejs
Uninstall nodejs And Its Dependencies
To uninstall nodejs and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove nodejs
Remove nodejs Configurations and Data
To remove nodejs configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge nodejs
Remove nodejs configuration, data, and all of its dependencies
We can use the following command to remove nodejs configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge nodejs
Dependencies
nodejs have the following dependencies:
References
Summary
In this tutorial we learn how to install nodejs package on Debian 9 using different package management tools: apt, apt-get and aptitude.