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.
In most linux distributions Node.js is available in a repository which can be accessed via a package manager such as
However in the repository of the latest Ubuntu 12.10 the
nodejs package has the version number 0.6.19 while the current version is 0.8.16 as of this writing. Unfortunately many nodes — that’s how node.js applications are called — are constantly under development and often depend on a newer version.
To install latest version of node you need to execute following commands:
$ 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 npm