What is Java?

Java is the preeminent language of the Internet. Moreover, it is the universal language of Web programmers around the world. To be a professional Web developer today implies proficiency in Java. Therefore, if Internet-based programming is in your future, you have chosen the right language to learn—and, this book will help you learn it.The purpose of this book is to teach you the fundamentals of Java programming. It uses a step-by-step approach complete with numerous examples, self-tests, and projects. It assumes no previous programming experience. The book starts with the basics, such as how to compile and run a Java program. It then discusses every keyword in the Java language. It concludes with some of Java’s most advanced features, such as multithreaded programming, generics, and applets. By the time you finish, you will have a firm grasp of the essentials of Java programming.

It is important to state at the outset that this book is just a starting point. Java is more than 
just the elements that define the language. Java also includes extensive libraries and tools that 
aid in the development of programs. Furthermore, Java provides a sophisticated set of libraries
that handle the browser user interface. To be a top-notch Java programmer implies mastery of
these areas, too. After completing this book, you will have the knowledge to pursue any and all other aspects of Java.