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ADB Install Fails With INSTALL_FAILED_TEST_ONLY

... Looks like you need to modify your AndroidManifest.xml Change android:testOnly="true" to android:testOnly="false" or remove this attribute. If you want to keep the attribute android:testOnly as true you can use pm install command with -t option, but you may n...
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“R cannot be resolved to a variable”? [duplicate]

...follow the following links: Here is the best way to solve this problem: [Android Development- Where is my R.Java file?][2] R.java not regenerating R cannot be resolved - Android error R cannot be resolved to a variable R cannot be resolved to a variable -- mailing list entry Fixed: R cannot be res...
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When should I use the assets as opposed to raw resources in Android?

I'm in the mid of my Android studies, and I just covered the Assets and Raw resources. I'm trying to understand the reason for using Raw resources vs. Assets. ...
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How to clear gradle cache?

I'm trying to use Android Studio, and the first time I boot it up, it takes like 45 MINUTES to compile... If I don't quit the application, it is okay - each subsequent compilation/running the app will take around 45 seconds. ...
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How to add a jar in External Libraries in android studio

I am new to Android Studio. What I need to do is add a few jar files in the External Libraries below the < JDK > folder. ...
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Rebuild or regenerate 'ic_launcher.png' from images in Android Studio

... For Android Studio 0.4.0 and later, click "File &gt; New &gt; Image Asset". share | improve this answer | ...
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Open-Source Examples of well-designed Android Applications? [closed]

Can you recommend open source android applications that can be valuable to analyze, and to learn android programming from? ...
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Android: How can I get the current foreground activity (from a service)?

Is there a native android way to get a reference to the currently running Activity from a service? 12 Answers ...
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How to obtain Signing certificate fingerprint (SHA1) for OAuth 2.0 on Android?

I'm trying to register my android app following the steps in https://developers.google.com/console/help/#installed_applications which leads me to follow http://developer.android.com/tools/publishing/app-signing.html . ...
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How do I enable/disable log levels in Android?

... The Android Documentation says the following about Log Levels: Verbose should never be compiled into an application except during development. Debug logs are compiled in but stripped at runtime. Error, warning and info logs a...