Getting Android Studio
Configuring the IDE
Basic parts of the IDE
Developing Android applications wasn’t always done in Android Studio (AS). In the early days of Android, developers built apps using just the bare SDK, a bunch of command-line tools, and Ant build scripts (Apache Ant)—it was quite the old school; soon after, the Android Developer Tools (ADT) for Eclipse was released. Eclipse became the dominant tool for Android development until Android Studio came along.
Android Studio came in 2013. To be sure, it was still on beta, but the writing on the wall ...