node.js Installation on a new Ubuntu installation

The below outlines the steps taken to install node.js on a new Ubuntu installation.

Install various libraries: including git:

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

Now download node.js using git:

git clone git://github.com/joyent/node.git

We are ready to install node.js; type the following:

cd node
./configure
make
sudo make install


Create a file called helloworld.js; stick the following into it:

gedit helloworld.js

var http = require('http');
http.createServer(function (req, res) {
res.writeHead(200, {'Content-Type': 'text/plain'});
res.end('Hello World\n');
}).listen(8124, "127.0.0.1");
console.log('Server running at http://127.0.0.1:8124/');

To run the hello world server:

node helloworld.js

In a browser visit:

http://127.0.0.1:8124/

To install NPM:

curl http://npmjs.org/install.sh | sudo sh