Packages are always written in lowercase letters, with a dot between words. A Java package is a reference to the file system; the dot in a package name maps to the set of folders and subfolders in ...

In a previous Java 101 tutorial, you learned how to better organize your code by declaring reference types (also known as classes and interfaces) as members of other reference types and blocks.

Here are some of the most significant new features: Browse live object references When debugging a Java program (under Java 6.0 or later) you can now find all the objects that are referencing your ...