To test your apps, you'll need either a physical device, a phone or a tablet, or a virtual device that you can create for free and run on the Android emulator. To create virtual devices from within Android Studio, start with an Android Studio project open, then go to the menu and choose Tools > Android > AVD Manager. Depending on the installation process, you might already have a device listed and if you do, I recommend deleting it and starting over from scratch.
- [Instructor] To test your apps,…you'll need either a physical device,…a phone or a tablet,…or a virtual device that you can create for free,…and run on the Android Emulator.…To create virtual devices from within Android Studio,…start with an Android Studio project open,…then go to the menu and choose…Tools, Android, AVD Manager.…A virtual device is sometimes called an AVD,…for Android Virtual Device.…If you've already created a virtual device or two,…or if this happened during the installation process,…this display will look a little bit different,…you'll see a listing of your devices.…
Either way,…you should see a button labeled Create Virtual Device,…click it to get started.…When you create a virtual device,…there are two major selections to make,…the first, is the Profile,…that's the size of the screen and it's pixel density.…The pixel density,…which is a very important concept in Android,…is the number of pixels per inch.…The default selections, as of the date of this recording,…is a Nexus 5,…and it shows on the right that this device has…
- Installing Android Studio
- Creating your first Android Studio project
- Managing profile files, including Gradle scripts and support libraries
- Defining screens with activities
- Implementing designs in XML layouts