#node version manager

How to install NodeJS on Ubuntu 18.04

NodeJS has quickly become an extremely popular technology for hosting dynamic applications on the internet. It allows the functionality and power of JavaScript to run as a back-end language, opening the doors to an ever-expanding world of programming options. In this tutorial, we’ll show you how to install NodeJS and get started with a NodeJS App on your VPS running Ubuntu 18.04.

What is NodeJS?

There are so many different ways todo this.

I like this one : https://learn.adafruit.com/node-embedded-development/installing-node-dot-js

curl -sLS https://apt.adafruit.com/add | sudo bash; sudo apt-get install node

Its easy, works and by a team I trust.

Swapping node versions

Node has lots of different versions and moves faster than most package managers (apt-get) can keep up, so using an extra tool to keep things fresh is handy.

I recommend using nvm - Node Version Manager, its simple and does what it says on the tin.

http://nvm.sh

curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.31.0/install.sh | bash

This lets you run nvm and select what version of node you want to run.

Quick Tip: Install Multiple Versions of Node.js using nvm

This text was peer reviewed by Tim Severien. Because of all of Pre Alpha Know-how’s peer reviewers for making Pre Alpha Know-how content material one of the best it may be!

When creating Node.js purposes you may face conditions the place it is advisable set up a number of variations of Node. This will occur when you’ve gotten a number of tasks they usually have totally different necessities, or…

When attempting to download and install node version through the node version manager you can get the following error message.

Checksums empty gzip: stdin: not in gzip format tar: Child returned status 1 tar: Error is not recoverable: exiting now

The error actually occurs because no packages were found for your current architecture. Node.js has not compiled all their releases for armv6hf architecture which is the one Raspberry Pi Model 2b uses. However, some versions are. Among others, these releases support Raspberry Pi.

nvm install 0.10.16 nvm install 0.11.9 nvm install 0.11.12