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What next?

Once you've caught your breath, you have several choices of where to go next. You can go to the front page to see all of your choices, or you can go directly to one of the following related trails:

Essential Java Classes: This trail covers other classes and interfaces that are essential to most Java programs.

Internationalization: This trail shows you how to ready your program for users all over the world. The information about formatting dates, numbers, and strings can be used by any program.