Huge web sites such as facebook, and wikipedia, are they entirely programmed in php? Or do they use some other technology behind the scenes
If you know about other huge sites, could you please add site name, url, and technology used?
Huge web sites such as facebook, and wikipedia, are they entirely programmed in php? Or do they use some other technology behind the scenes
If you know about other huge sites, could you please add site name, url, and technology used?
HighScalability.com is web site that have lots of stories about technologies behind biggest web sites:
There's generally tons of extra technology behind the scenes. Facebook has been pretty good about posting information about some of the things they use, there is lots of interesting information here: Engineering @ Facebook's Notes. Almost all of the posts there are good reading.
A lot of them use...
Memcached - http://www.danga.com/memcached/
Digg.com is PHP, but they used Python to do most of the "recommendation engine".
These big sites all use a mixture of languages. Different languages are better suited to certain tasks. I know from experience as I too am designing a web app just as large (in terms of no of classes, lines of code, etc) as Facebook, Amazon, etc. I'm using Python for prediction engines and recommendation systems, C++ for 3d, etc...