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It is a good idea to follow the majority of them when writing Android apps, even if a few of the conventions are different than the style you use in your other Java projects.

This is the first of three relatively short sections on Intents, Intent Filters, and switching from one Activity to another.

Android is the preferred platform for building corporate apps since you can install Android apps from your company Web site, rather than submitting them to the Apple App Store as required for the i Phone (unless all employees jailbreak their phones).

Click on a topic below to get the detailed tutorial for that topic, download the section's source code as an Eclipse project, see exercises, get the source code for the exercise solutions, or to simply run the sample apps from that section.

This section covers the basics of Android network programming as well as some refreshers on String formatting and parsing, which are particularly important topics when using string-based protocols.

For descriptions of the various other courses that are available, please see the Java EE and Ajax training course page.

If you are already comfortable with Executor Service, Runnable, and synchronization in "normal" Java, skip this section and move on to the next one.

This section discusses how to make custom components by extending a View, giving it drawing capability, and telling it how to calculate sizes. Topics on my queue to cover include styles/themes, animation, location handling, Map components, embedding Web Kit, playing audio and video, more widgets (menus, list views, fancy textfields), SMS messaging, local databases with SQLite, services, details on the Android Manifest file, and many more.

Since each section includes exercises and exercise solutions, this can also be viewed as a self-paced Android training course. These tutorials assume that you already know Java; they definitely move too fast for those without at least moderate prior Java experience.

If you don't already know the Java language, please see the Java programming tutorial series.

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