Getting error while running simple javascript using node framework

Question

As I run this piece of code using node a.js:

var sys = require(\'sys\');
sys.puts(\'Hello, World\');

I\'m getting the following as a

Answer 1

If Node.js installation as suggested by ninja works for you (like on AWS Ubuntu):

sudo apt-get update
sudo apt-get install python-software-properties
sudo add-apt-repository ppa:chris-lea/node.js
sudo apt-get update
sudo apt-get install nodejs

you might still want to add node to your system path like this:

export PATH=/usr/bin/:$PATH

so you can type

node webapp.js

instead of

/usr/bin/node webapp.js

Find your node installation path simply by typing

which node