This makes my geek heart flutter. PHP, Perl, and Python - YAY! Ruby, not so much. Ruby on Rails is great in theory but I find PHP far more cost-effective and scaleable. It plays nice with other codd too and, with the right framework, you get the business logic and modular benefits of RoR.
Amazing info on Programming languages...!! So helpful!
all in one php
Scripting languages comparison
Scripting Languages: PHP, Perl, Python, Ruby