Say 'Hello world' using Node.js

Install node.js on Ubuntu

Install the dependencies:

sudo apt-get install g++ curl libssl-dev apache2-utils
sudo apt-get install git-core

Download source code of version 0.8.8 from github:

git clone -b v0.8.8-release git://github.com/joyent/node.git

Build and install node.js:

cd node
sudo ./configure
sudo make
sudo make install

To get node.js version type:

node --version

Create Hello world application

Create my-script.js file:

console.log("Hello world!!!")

Run the code:

node my-script.js

Output:

Hello world!!!