android studio "?android: code example

Example 1: android studio

Android Studio is the official integrated development environment for Google's
Android operating system, built on JetBrains' IntelliJ IDEA software and
designed specifically for Android development.

Example 2: is android studio open source

$ mkdir studio-master-dev
$ cd studio-master-dev
$ repo init -u https://android.googlesource.com/platform/manifest -b studio-master-dev
$ repo sync -c -j4 -q