The philosophy of Domain-Driven Design explained in a down to earth practical manner for experienced developers. A focus on the principles and practices as well as the coding patterns.
If you want to know how to create elements with automatic stereotypes in Enterprise Architect you should know about MDG. This book will show you how to turn EA into a even more powerful tool by using this technology. This book targets towards MDG beginners as it explains everything from the very beginning. Though I think it contains lots of tips and tricks for even advanced users of MDGs.
Parallel programming is hard. Your best bet to a stable application is a good multithreading framework and for Delphi that means OmniThreadLibrary. This book will guide you through all parts of this complex library and help you write great applications that will use all CPU power available in modern computers.