From what I know, Facebook is made in PHP but they created a "compiler" for PHP. So they code in PHP and then compile it to multiply performance increase. Correct me if I'm wrong
Usama Hafeez | 13 years ago
Well i think they use AJAX for the real time on the spot update. Like you post a comment and it updated without refreshing the page. I don't know is it right or not... :D
Khawaja Naveed Haider | 13 years ago
Yup, thats AJAX for posting (like Jawab uses for voting) and then they have "Push AJAX" or Comet so your page gets updated when someone else posts. It can be implemented in any language.
Well yeah this cannot be defined in one answer. But there is another famous couplet which sort of defines khudi's application.
Apne mann mai doob k pa ja soragh-e-zindagi
Tu mera nahi banta na ban, apna tu ban
The concept of Iqbal is discussed so much everywhere but never achieved or practiced...