Mobile for the masses, Activities and icons in your Android application lifecycle
Add navigation with style to your Android mobile apps
From the developerWorks archives
Date archived: December 13, 2016 | First published: May 28, 2013
Activity class is the
workhorse of an Android mobile app, and it's also where you can
fine-tune your app's interactions with both the user and the mobile device. Get things working exactly the way you want them in your app's lifecycle, then use icons and action bars to guide users through UI navigation and other app features.
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