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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 are the variants of android?
Now, if you open the Build Variants option in the Android Studio, then you will find 4 build variants i.e. debug, release, minifiedDebug, and newBuildType. You can choose any of these for your build. NOTE: If you are using Kotlin DSL in your build.
What is build in android?
The Android build system compiles app resources and source code, and packages them into APKs or Android App Bundles 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.
Where is build variants in Android Studio?
Change the build variant By default, Android Studio builds the debug version of your app, which is intended for use only during development, when you click Run. To change the build variant Android Studio uses, select Build > Select Build Variant in the menu bar.
When would you use a product flavors in your build setup?
When to use Product Flavors When we want to address the issue of having separate project code for each version of the app while still having one project code. Given a scenario where you have a free and a paid app you can limit features in the free and expose all the other features in the paid version of the app.
What is Flavordimensions?
A flavorDimension is something like a flavor category and every combination of a flavor from each dimension will produce a variant. In your case, you must define one flavorDimension named “type” and another dimension named “organization”.
What is ANR Android?
When the UI thread of an Android app is blocked for too long, an “Application Not Responding” (ANR) error is triggered. If the app is in the foreground, the system displays a dialog to the user, as shown in figure 1. The ANR dialog gives the user the opportunity to force quit the app.
What is the use of Appcompatactivity in Android?
Base class for activities that wish to use some of the newer platform features on older Android devices. Some of these backported features include: Using the action bar, including action items, navigation modes and more with the setSupportActionBar(Toolbar) API.
What is the AIDL in Android?
The Android Interface Definition Language (AIDL) is similar to other IDLs you might have worked with. It allows you to define the programming interface that both the client and service agree upon in order to communicate with each other using interprocess communication (IPC).
How do I find my android device name?
Open the Settings app. Tap General, then tap About. It will show the device info, including the device name.
What is manifestPlaceholders?
If you need to insert variables into your AndroidManifest.xml file that are defined in your build.gradle file, you can do so with the manifestPlaceholders property. This property takes a map of key-value pairs, as shown here: android {Jul 28, 2021.
What is an interface in Android?
The user interface (UI) for an Android app is built as a hierarchy of layouts and widgets. The layouts are ViewGroup objects, containers that control how their child views are positioned on the screen. Widgets are View objects, UI components such as buttons and text boxes.
What is the use of ProGuard in Android?
Proguard is free Java class file shrinker, optimizer, obfuscator, and preverifier. It detects and removes unused classes, fields, methods, and attributes. Mobile app development companies use proguard in android , it optimizes bytecode and removes unused instructions.
What is a flavor in Android?
Simply put, a product flavor is a variant of your app. This means you can generate different versions or variants of your app using a single codebase. Product flavors are a powerful feature of the Gradle plugin from Android Studio to create customised versions of products. They form part of what we call Build Variants.
What is Android dependency injection?
Dependency injection (DI) is a technique widely used in programming and well suited to Android development. By following the principles of DI, you lay the groundwork for good app architecture. Implementing dependency injection provides you with the following advantages: Reusability of code. Ease of refactoring.
What are flavor dimensions?
Flavor Dimensions allow us to define groups of flavors. Gradle creates every combination between these groups for us. No need to mix and match by hand. In the build variants menu we now have six flavors to choose from.
What is Gradle Android?
Gradle is an advanced build toolkit for Android that manages dependencies and allows you to define custom build logic. Features are like. Customize, configure, and extend the build process. Create multiple APK files for your app with different features using the same project. Reuse code and resources.
What is build type in Gradle Android?
A build type determines how an app is packaged. By default, the Android plug-in for Gradle supports two different types of builds: debug and release . The buildTypes block from the module build file in a new project is shown in Example 3-1.
What is Gradle build tool?
Gradle is a build automation tool for multi-language software development. It controls the development process in the tasks of compilation and packaging to testing, deployment, and publishing. Gradle was designed for multi-project builds, which can grow to be large.
Is ANR crashed?
ANR (Application Not Responding )is due to handling long running task in Main Thread (UI thread). If the main thread is stopped for more than 5 sec you get ANR. Crash are due to exception and error like Nullpoint,classNotfound, typecast ,parse error etc. ANR also causes crash of application.
Whats ANR stand for?
Adult Nursing Relationship (erotic lactation) ANR.
What is difference between ANR and crash?
The difference between a crash and an ANR is that a crash is a code exception whereas an ANR is an ongoing state of nonresponsiveness. So when a crash happens, the app itself terminates. When an ANR happens, the user simply cannot do anything in the app and will eventually force quit it.