Sometimes the easiest of topics make for the hardest of movies. In this movie we take a look at the various ways of passing parameters, I've probably not explained things as clearly as I could but I hope it is informative all the same. Watch it here, it's a bit over eight and a half minutes long.
This book will make you a faster Delphi developer, it doesn't matter if you are just starting out, or have been using Delphi since version 1, you will find all sorts of tips, tricks and hacks to boost your productivity.