Choosing a Java Programming Tool
Before you can start writing Java programs, you need Java programming software. Several programs are available for Java, including the Java Development Kit, Eclipse, IntelliJ IDEA, and NetBeans. Whenever Oracle releases a new version of Java, the first tool that supports it is the Java Development Kit (JDK).
To create the programs in this book, you must use version 7 of the JDK or another programming tool that can work in conjunction with it. The JDK is a set of free command-line tools for creating Java software. The JDK lacks a graphical user interface, so if you have never worked in a nongraphical environment such as DOS or Linux, you’re going to be shocked—and not in a good way—when you start using the JDK. ...
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