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Android Studio 2 Essentials - Second Edition

You're reading from  Android Studio 2 Essentials - Second Edition

Product type Book
Published in Jun 2016
Publisher
ISBN-13 9781786467959
Pages 172 pages
Edition 2nd Edition
Languages
Concepts
Author (1):
Belén Cruz Zapata Belén Cruz Zapata
Profile icon Belén Cruz Zapata
LinkedIn
Beln Cruz Zapata received her engineer's degree in computer science from the University of Murcia in Spain, specializing in software technologies, and intelligent and knowledge technologies. She earned an MSc in computer science and is now working on her PhD in the Software Engineering Research Group from the University of Murcia. During the 2013/2014 academic year, Beln collaborated with the Universit Mohammed V-Soussi, in Rabat, Morocco. Her research is focused on usability applied to mobile health (mHealth) applications. Beln is currently working as a mobile developer for Android and iOS in the San Francisco Bay area. She is also the author of the book: Testing and Securing Android Studio Applications, Packt Publishing. To follow her projects, you can visit her personal webpage at http://www.belencruz.com and you can follow her on Twitter: @belen_cz.
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Table of Contents (17) Chapters close

Android Studio 2 Essentials Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
1. Installing and Configuring Android Studio 2. Starting a Project 3. Navigating a Project 4. Using the Code Editor 5. Creating User Interfaces 6. Tools 7. Google Play Services 8. Debugging 9. Preparing for Release Getting Help Index

Sign automatically in release mode

Apps are signed automatically when running in debug mode, since the debug key is automatically generated. If we try to run our app in release mode, the following error will be displayed because Android Studio does not know how to sign our app: Error: The apk for your currently selected variant (app-release-unsigned.apk) is not signed. Please specify a signing configuration for this variant (release).

We need to configure our build settings if we want to run our app in release mode.

Open the Project Structure settings by navigating to File | Project Structure.... Select your app in the Modules section and open the Signing tab. Click on the plus button to create a new signing configuration. Rename the configuration and type the data of your key store, as shown in the following screenshot:

Switch to the Build Types tab, in which the default two build types are listed: debug and release. Select release and choose the recently created configuration (releaseConfig...

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Authors (1)

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Profile icon Belén Cruz Zapata
LinkedIn
Beln Cruz Zapata received her engineer's degree in computer science from the University of Murcia in Spain, specializing in software technologies, and intelligent and knowledge technologies. She earned an MSc in computer science and is now working on her PhD in the Software Engineering Research Group from the University of Murcia. During the 2013/2014 academic year, Beln collaborated with the Universit Mohammed V-Soussi, in Rabat, Morocco. Her research is focused on usability applied to mobile health (mHealth) applications. Beln is currently working as a mobile developer for Android and iOS in the San Francisco Bay area. She is also the author of the book: Testing and Securing Android Studio Applications, Packt Publishing. To follow her projects, you can visit her personal webpage at http://www.belencruz.com and you can follow her on Twitter: @belen_cz.
Read more
See other products by Belén Cruz Zapata
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