"I got your P/Invoke… right here…” But is it right ?

Many people really don't understand where P/Invoke signatures come from, or what they mean. They head over to pinvoke.net, which - don't get me wrong - is a hugely important resource, and then blindly paste in whatever they find and try compiling and running their code. Or they use the superbly helpful P/Invoke Interop Assistant. Again, paste, build, run, works on my machine. This is a great way