Book Image

Android Studio 2 Essentials - Second Edition

By : Belén Cruz Zapata
Book Image

Android Studio 2 Essentials - Second Edition

By: Belén Cruz Zapata

Overview of this book

Android Studio 2, the official IDE for Android application development, dramatically improves your workflow by letting you quickly see changes running on your device or emulator. It gives developers a unique platform by making app builds and deployment faster. This book will get you up and running with all the essential features of Android Studio 2 to optimize your development workflow. Starting off with the basic installation and configuration of Android Studio 2, this book will help you build a new project by showing you how to create a custom launcher icon and guiding you to choose your project. You will then gain an insight into the additional tools provided in Android Studio, namely the Software Development Kit (SDK) Manager, Android Virtual Device (AVD) Manager, and Javadoc. You’ll also see how to integrate Google Play Services in an Android project. Finally, you’ll become familiar with the Help section in Android Studio, which will enable you to search for support you might require in different scenarios.
Table of Contents (17 chapters)
Android Studio 2 Essentials Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
Index

Generating a signed APK


To generate the signed APK, navigate to Build | Generate Signed APK. Select the app module and click on the Next button. In the dialog to generate the signed APK, we are asked for a certificate. The APK is signed by this certificate, which indicates that it belongs to us.

If this is our first application, we might not have any certificates. Click on the Create new... button to open the New Key Store dialog. Now, fill in the following information:

  • Key store path: This is the path in your system to create the key store. The key store is a file with the .jks extension, for example, release_keystore.jks.

  • Password: This is the key store password. You have to confirm it.

  • Alias: This is the alias for your certificate and is a pair of public and private keys. Let's name it releasekey.

  • Password: This is the certificate password. You have to confirm it.

  • Validity (years): This is the certificate that will be valid until the validity date. A value of 25 years or more is recommended...