Android OS then uses this file to decide how to integrate your app into the device's overall user experience. Given that a typical Android app might contain multiple components and that users often interact with multiple apps in a short period of time, apps need to adapt to different kinds of...
View binding is a feature that makes it easier to write code that interacts with views. Once view binding is enabled in a module, it generates a binding class for each XML layout file present in that module. An instance of a binding class contains direct references to all views that have an ID in...
This page outlines the core tenets of testing Android apps, including the central best practices and their benefits. Benefits of testing Testing is an integral part of the app development process. By running tests against your app consistently, you can verify your app's correctness, functional...
Welcome to Android 4.3, a sweeter version of Jelly Bean! Android 4.3 includes performance optimizations and great new features for users and developers. This document provides a glimpse of what's new for developers. See the Android 4.3 APIs document…
Learn how to add build dependencies using the Gradle build system in Android Studio.
An Intent is a messaging object you can use to request an action from another app component. Although intents facilitate communication between components in several ways, there are three fundamental use cases: Starting an activity An Activity represents a single screen in an app. You can start a...
Learn about manifest build variables, manifest merge, and the manifest merger tool.
A conceptual overview of Google Play Instant
Sign in with Google helps you quickly integrate user authentication with your Android app. Users can use their Google Account to sign in to your app, provide consent, and securely share their profile information with your app. Android's Credential Manager Jetpack library makes this integration...
Integrate Credential Manager with your credential provider solution Credential Manager refers to a set of APIs introduced in Android 14 that support multiple sign-in methods such as username-password, passkeys, and federated sign-in solutions (such as Sign-in with Google). When the Credential...