File| Android Developers
A content provider manages access to a central repository of data. A provider| Android Developers
To provide a more enriched user experience, many apps let users contribute| Android Developers
In many cases, your app creates files that other apps don't need to access, or| Android Developers
On devices that run Android 4.4 (API level 19) and higher, your app can interact| Android Developers
Android allows your app to do work in the background. Here's how.| Android Developers
Every Android app runs in a limited-access sandbox. If your app needs to use| Android Developers