How far through the process have you got? Planning? Design? Applied already and now just need to build? What prior coding experience do you have? We need to know all this so we can pitch the right information to you - not too complicated, not insultingly simple.
First of all, you need an account user to Facebook. It will take not more than some minutes to engage and to obtain the one. Then you must attain to a waiter to place there all the files of the application. To the present catalog of Facebook contains applications, that are written on the ASPIC.FILET, THE ASPIC (VBScript), ColdFusion, C, C#, D, the Lisp of Emacs, Java, Javascript, the Lisp, Perl, PHP, the Python, the Ruby on the Bars, the VB.FILET. There are the libraries of customer for PHP and Java. THE DB should be placed on your waiter also.
No kidding... but if you don't requirement to give sensitive accumulation you can't look sensible advice.
you can watch some VDO tutorial by search on internet it will help you lot's as i have seen some VDO on net and that will help me lots to develop APPS