Basic organization
The simple recommendation here is to keep your code consistently organized. If someone is looking through your code months from now, will he be able to follow the method to your madness? If you are consistent, people will be able to follow your logic more easily, even if they don't agree with it. Consistency should prevail throughout your variable names, function names, documentation, file names, and folder structure: keep it sensible and clean.
One other tip that we have learned through many hours of frustration seems profoundly simple: a "unit" of code should fit on one screen without scrolling. In general, if you can't see it, you can't get it uploaded into your brain for full comprehension. What is a "unit"? Usually it is ...
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