"I think you’ll find this book valuable. It’s full of great ideas and tangible examples that will show you how to craft a sensible investment plan."
–From the Foreword by Don Phillips, Managing Director, Morningstar, Inc.

This book is a revised edition of my earlier book Practical Object-Oriented Design. It shares the same aims as the earlier book, namely to provide a practical introduction to design which will be of use to people with experience of programming who want to learn how to express the design of object-oriented programs more abstractly.

Building a camera into a phone makes total sense. Th ese days, nearly everyone carries a cell phone with them at all times; and nearly everyone owns a small digital camera to take snapshots of things that are happening in their life. So putting the two together was a no-brainer. Why carry two things when you can carry one?

Web infrastructure is everywhere. And yet until this book there was no guide to show how your choices in design, coding, and testing impact the scalability, performance, and functionality of your Web-enabled applications.

The information you need to avoid security threats on corporate mobile devices

Software designers, developers, and architects are constantly confronted with the same confounding problem: how to design software that is both flexible and resilient amid change. To accomplish this tall task, practitioners must utilize the best available technologies to the fullest.