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Chapter 1
How to get started with Java
If you're completely new to Java, chapter 1 gets you started right by showing you how to install Java on your system, how to use third-party tools like TextPad to work with Java, and how to compile and run Java programs. By the end, you'll be ready to start writing your own Java programs.
Chapter 2
Introduction to Java programming
To find out how quickly and easily you can learn Java from this book, download and read chapter 2. Whether you're a programming novice or have years of programming experience, you'll be writing complete Java programs by the end of this chapter.
Chapter 3 excerpt
How the BigDecimal class helps Java get its arithmetic right
When you work with Java double values (that is, floating-point numbers) in business applications, you may run into problems when you round the results. That's because floating-point numbers can't represent all decimal numbers with complete accuracy. To get around this problem, Java provides the BigDecimal class. This excerpt from chapter 3 shows you how to use it.
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