Everyone wants to know Java, but not everyone knows how to begin. This new column will get you on the road to becoming a Java guru. It will be a complete introduction to Java that begins with the basics and gradually leads you to the knowledge and techniques you need for proficient and high-quality Java programming. In this first column, Jacob Weintraub gives a brief overview of Java and how it works, and then moves on to describe some object-oriented programming concepts. He tops things off with a quick tutorial on creating Java classes. (3,000 words)