Learn how to combine the Location API for J2ME and Scalable Vector Graphics to provide navigation for a GPS-enabled mobile device.

If you've looked for a Java position or if you are on the other side and are looking to fill a Java position in your company, then here are a few tips that will come in handy.

Flash Lite developers aren't the only ones who can make animated user interfaces easily; Java ME developers also can benefit with the aid of the Lightweight UI Toolkit. Shake your Forms, baby!

Learn how to paint images, draw graphics, and do event handling on a cell phone screen.

Building applications for the BlackBerry involves a few interesting wrinkles. Explore some of these challenges in building a front end for a new BlackBerry unit testing framework.

Discover Android, an open source mobile platform being developed by Google and the Open Handset Alliance.

To work on mobile devices, Google's Android must adhere to similar design standards that will produce the desired user experience. Your software always needs to be responsive to the user's interaction. Pick up some tips to avoid blocking the execution of the main thread and update the main view when the results are available from the child threads.

What do you do when there's no effective unit testing framework for your programming environment? Why, build your own, of course! Building a simple unit testing framework for the BlackBerry provides some interesting insights into the BlackBerry programming environment.

Are you a JavaME developer bored of Forms and Lists? Do you want to create mobile apps with user interfaces of the 21^st Century? Try to do it with the LWUIT library.

Learn how to tap into the many great mapping functionalities in Android.

Discover how to add commands to a MIDlet and how those commands are presented to the user in the Sun cell phone emulator. You will also learn how to produce interactive behavior within a MIDlet.

Google's new mobile platform, Android, has become increasingly popular among developers even without hardware available on the market yet. Discover where to get the right software APIs and documentation as well as what technologies are supported. Then, you will focus on the technologies for images by working through an example.

Learn how to program an Alert for a MIDlet, add an image to the Alert, add a Gauge to the Alert to act as a progress or activity meter, and how to use a Timer to control when an Alert becomes visible on the screen.

Learn to program MIDlet user interfaces that minimize the MIDlet's memory footprint while the MIDlet is paused making consistent use of the MIDlet class methods to satisfy the life cycle rules of MIDlets.

Learn the fundamentals of user interfaces for MIDlets, how to instantiate user interface components, how to cause them to become visible on the cell phone screen, the difference between a Screen and a Display, and much more.

Learn how the CLDC and the MIDP fit into the grand scheme of things in MIDlet programming. See how to change the behavior of a Java program by replacing the classes in the Java standard library with custom classes of your own design.

Learn how to capture and display the standard output and the error output produced by programs executing in a child process resulting from a call to the exec method.

Learn how to write a Java programming framework that makes it easy to experiment with MIDlets (Java programs for embedded devices) and the Sun Java Wireless Toolkit for CLDC (Connected Limited Device Configuration).

Take a look at MMAPI, an optional package for the development of MIDlets that have embedded audio/video capabilities.

Help Developer.com choose the best of the best for the upcoming year.

By Daniela Ilea - Learn the steps needed to develop an application and deliver it to the Palm Top device.

Looking for a thorough overview of what happened at JavaOne 2007? Here is a review of events and links to key areas of interest.

Here you can find out about the latest Java Specification Requests (JSRs) released by the Java Community Process (JCP).

By Andy Patrizio Mobile Services Architecture updates features found in JTWI and adds new functionality.

By Wolvorine - Learn how to use Bluetooth with a very simple way of using the wrapper class. It can be extended more by implementing new ideas in it.