PREFACE

This is a practical book that tells you how to write Visual Basic (VB6 and VB.NET) programs using some of the most common design patterns. It also serves as a quick introduction to programming in the new VB.NET version of the VB language. The pattern discussions are structured as a series of short chapters, each describing a design pattern and giving one or more complete working, visual-example programs that use that pattern. Each chapter also includes UML diagrams illustrating how the classes interact.

This book is not a “companion” book to the well-known Design Patterns text by the “Gang of Four.” Instead, it is a tutorial for people who want to learn what design patterns are about and how to use them in their work. You do not have to ...

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