So it is more than a guide to the language, but also examines Smalltalk in technical and historical setting, and along the way addresses the questions that every Smalltalk developer sooner or later naturally wonders about. Outside the books of typical programming languages, also covers the most important design patterns and how to write them in Smalltalk. then not only push the Smalltalk programming with objects, but to think and plan effectively with the object. This edition is a reprint of the 1996 original edition. "Three of my favorite topics is Smalltalk, objects, and I design all my heart. Recommending this book for practitioners who do not want to read a dry treatment on the design methodology or other programming books. You will be treated to good design elements, historical perspective, design patterns Demystified and coded in Smalltalk, and just the right mix of programming Smalltalk and object concepts?. "Rebecca Wirfs-Brock, author of Designing Object-Oriented Software "Well written and well thought-out chapters. Yang. In particular design pattern is first rate."? Doug Lea, author of Concurrent Programming in Java, and Object-Oriented System Development "One of the rare books that rewards both beginners and experts with insights that according to their level. In addition, combining the sharpness of the writing style? And grace? Make it a pleasure to read."? Dave Collins, author of Designing Object-Oriented User Interface "Best Books on the Smalltalk I've seen!"? Sherman Alpert, author of The Design Patterns Smalltalk Companion "Caliber is. Writing is the highest.":? Ralph Johnson, author of Design Patterns Elements of Reusable OO Software "I am very impressed with the book .. Not like all the others, covering all important issues relevant to understanding the language effectively under one cover."? Ed Klimas, author Smalltalk with Style "What I most liked about this book is the confidence with which Liu presenting various topics: objects, architecture, gui, framework, design, pattern of all things right if the developer of light from some other branch of our discipline.? To use the book as the only source of information, he would come off as smart and well connected, even on Smalltalk conference ... "? Tom Morgan, Manager Technology Development, Brooklyn Union Gas "A very well written book, enjoyable to read cover to cover.