> What is the difference between a PHP developer and any other developer?
It's exactly the type of response I was hoping for. In early drafts we got a common "big whup" response from some readers. Most posts on PHP these days only do well when they bash the language, very few focus on __why__ they use PHP: which is to create things. Yes, all developers create things, and PHP developers do as well. This sentence serves to validate PHP and their developers. So to answer your question:
> What is the difference between a PHP developer and any other developer?
Nothing.
Even if you still don't buy my explanation. Maybe you can stomach some non-wordsmithed docs: https://devcenter.heroku.com/articles/getting-started-with-p...