Android Codest

Android  ButterKnife  library is a view injection library that injects views into android activity / fragments using annotations. For example,  @BindView  annotation avoids using  findViewById()  method by automatically type casting the view element. Not just view binding, butterknife provides lot of other useful options like binding  strings ,  dimens ,  drawables ,  click events  and lot more.  1. Adding ButterKnife Dependency First thing you have to do is, add ButterKnife in your project by adding the below dependencies in your project’s  app/build.gradle  file. Once added, sync your project, you are good to go. android { .. . // Butterknife requires Java 8. compileOptions { sourceCompatibility JavaVersion . VERSION_1_8 targetCompatibility JavaVersion . VERSION_1_8 } } dependencies { implementation ' com.jakewharton:butterknife:10.2.2 ' annotationProcessor ' com.jakewharton:butterknife-com...

Android App Bundle In Google I/O 2018, a new publishing format has been introduced for Android applications called Android App Bundle. It is a new upload format that includes all your app’s compiled code and resources, but defers APK generation and signing to Google Play. Traditionally, Android apps are distributed using a special file called an Android Package(.apk). How to build an app bundle? You can easily build your app bundle using Android Studio(3.2 Canary 14+) or using command line interface. The generated app bundle will be stored at app/build/outputs/bundle/buildVariant/bundle.aab. Android Studio : Go to Build > Build Bundle(s)/APK(s) and select Build Bundle(s). Console : ./gradlew bundle Dynamic Delivery with Split APKs A fundamental component of Dynamic Delivery is the split APK mechanism available on Android 5.0 (API level 21) and higher. Split APKs are very similar to regular APKs — they include compiled DEX bytecode, resources, and an Android manifest. However, the ...

How to Use Kotlin in Your Android Projects Introduction Kotlin , the open source programming language designed by  JetBrains , is becoming increasingly popular among Java developers. It is often touted as Java's successor. Compared to Java, it offers a richer development experience, because it is more modern, expressive, and concise. If you are looking for an alternative programming language for Android development, you should give Kotlin a try. It can easily be used instead of or alongside Java in your Android projects. In this tutorial, I will show you how to use Kotlin and Kotlin plugins in your Android Studio projects. Prerequisites To follow along with me, you need to have: the latest version of  Android Studio a basic understanding of Kotlin syntax If you're unfamiliar with the Kotlin programming language, then I recommend reading the  Getting Started section of the  Kotlin reference  to get up to speed with the language. ...