A cup of coffee and a laptop with working internet connection is all I need to get started anywhere.

As soon as I saw this question in newsletter, I knew I will find your answer somewhere.

Come on Facebook runs on MySql. You sure you want larger scale than that ?

Hanna means, if you are designing and documenting everything in the beginning then its downright waterfall model. TDD is when you write test cases for smallest module and then write code to fix those failing cases. You can do so multiple times in single module. Its just that you don't have to write code untill its test case it written. Samjhe Takle !

Nice response, taklu !