What is build variant in Android?

What are build variants in Android?

Build variants are the result of Gradle using a specific set of rules to combine settings, code, and resources configured in your build types and product flavors. Although you do not configure build variants directly, you do configure the build types and product flavors that form them.

What is build in Android?

The Android build system compiles app resources and source code, and packages them into APKs that you can test, deploy, sign, and distribute. … The output of the build is the same whether you are building a project from the command line, on a remote machine, or using Android Studio.

What are build types?

Build Type refers to build and packaging settings like signing configuration for a project. For example, debug and release build types. The debug will use android debug certificate for packaging the APK file. While, release build type will use user-defined release certificate for signing and packaging the APK.

What is build folder in Android?

Android Studio stores the projects by default in the home folder of the user under AndroidStudioProjects. The main directory contains configuration files for Android Studio and the Gradle build files. The application relevant files are contained in the app folder.

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What is Flavordimensions?

A flavorDimension is something like a flavor category and every combination of a flavor from each dimension will produce a variant. … It will produce, for each flavor in the dimension “organization” all possible “type” (or the dual formulation : for each “type” it will produce a variant for each organization).

How do I debug an APK file on my phone?

To start debugging an APK, click Profile or debug APK from the Android Studio Welcome screen. Or, if you already have a project open, click File > Profile or Debug APK from the menu bar. In the next dialog window, select the APK you want to import into Android Studio and click OK.

What is an API in Android?

API = Application Programming Interface

An API is a set of programming instructions and standards for accessing a web tool or database. A software company releases its API to the public so other software developers can design products that are powered by its service. The API is usually packaged in an SDK.

What is Dex in Android?

A Dex file contains code that is ultimately executed by the Android Runtime. … dex file, which references any classes or methods used within an app. Essentially, any Activity , Object , or Fragment used within your codebase will be transformed into bytes within a Dex file that can be run as an Android app.

How do I sign an APK?

Manual Process:

  1. Step 1: Generate Keystore (only once) You need to generate a keystore once and use it to sign your unsigned apk. …
  2. Step 2 or 4: Zipalign. zipalign which is a tool provided by the Android SDK found in e.g. %ANDROID_HOME%/sdk/build-tools/24.0. …
  3. Step 3: Sign & Verify. Using build-tools 24.0.2 and older.
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16 окт. 2016 г.

What is minifyEnabled?

This explains it. So minifyEnabled removes dead code but does not obfuscate or optimize. –

What does build type user mean?

userdebug is defined as a user build with root access enabled, except: userdebug-only apps that are run only on-demand by the user. Operations that run only during idle maintenance (on charger/fully charged), such as using dex2oatd versus dex2oat for background compiles.

How do I change my app ID?

Select Android on the top left of the Project window. So, right click over your package name under Java folder and select “Refactor” -> Rename… Click in Rename Package Button. Type the name of the new package you want, mark all options then confirm.

How do you kill an activity?

Launch your application, open some new Activity, do some work. Hit the Home button (application will be in the background, in stopped state). Kill the Application — easiest way is to just click the red “stop” button in Android Studio. Return back to your application (launch from Recent apps).

What are the modules in project?

A module is a collection of source files and build settings that allow you to divide your project into discrete units of functionality. Your project can have one or many modules and one module may use another module as a dependency. Each module can be independently built, tested, and debugged.

What is an activity android?

An activity represents a single screen with a user interface just like window or frame of Java. Android activity is the subclass of ContextThemeWrapper class. If you have worked with C, C++ or Java programming language then you must have seen that your program starts from main() function.

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