You probably can't. If the code is all you've got, someone else is probably going to beat you anyway, especially if you're spending a bunch of time worrying abo

You probably can't. If the code is all you've got, someone else is probably going to beat you anyway, especially if you're spending a bunch of time worrying about it instead of building stuff. Instead of paranoid maneuvering to protect something of unproven worth, spend your time creating an awesome place to work and a business culture that treats customers/users right and it won't matter all that much if someone steals some code or clones your software, there's far, far more to being successful than a few loc's.