How to show continuous real time updates like facebook ticker, meetup.com home page does?

Question

How to show continuous real time updates in browser like facebook ticker, meetup.com home page does? In python, PHP, node.js and what would be the performance impact at the

Answer 1

Jetty

Ajax Push Engine

Socket.io

These are ways to implement Comet

I would recommend Socket.io, which is implemented with Node.js

because It leverages to use best available connection method