Full emulation vs. full virtualization

Emulation and virtualization are related but not the same. Emulation is using software to provide a different execution environment or architecture. For example, you might have an Android emulator run on a Windows box. The Windows box doesn’t have the same processor that an Android device does so the emulator actually executes the Android application … Read more

OpenGL vs OpenGL ES 2.0 – Can an OpenGL Application Be Easily Ported?

It’s been about three years since I was last doing any ES work, so I may be out of date or simply remembering some stuff incorrectly. No, targeting OpenGL for desktop does not equal targeting OpenGL ES, because ES is a subset. ES does not implement immediate mode functions (glBegin()/glEnd(), glVertex*(), …) Vertex arrays are … Read more

Android 4.4 Virtual Device Internal Storage Will Not Resize

Now that the emulator file system is ext4 I was able to re-size the userdata.img using standard Linux tools. # Navigate to AVD cd ~/.android/avd/Nexus5 # Delete old image rm userdata-qemu.* # Re-size the image resize2fs userdata.img 512M # Start the emulator and enjoy emulator @Nexus5 Edit I was also able to re-size userdata-qemu.img directly … Read more

Google Play Services Missing in Emulator (Android 4.4.2)

http://developer.android.com/google/play-services/setup.html Quoting docs If you want to test your app on the emulator, expand the directory for Android 4.2.2 (API 17) or a higher version, select Google APIs, and install it. Then create a new AVD with Google APIs as the platform target. Needs Emulator of Google API”S See the target in the snap Snap … Read more

What is the difference between two Credential use options “VPN and apps” vs “Wifi” when installing a custom certificate on an Android emulator?

The WiFi option is for authentication WiFi networks, while VPN and apps is for authenticating certificates for SSL/TLS communication for apps including the browser. I can also confirm that VPN and apps is the right choice for proxying HTTPS requests for an Android device in Charles. You can use digital certificates to identify your device … Read more

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