It was the first time they could easily create complex animations without writing hundreds of lines of XML.
He fired up the IDE. The interface was a nostalgic blend of the old IntelliJ style and the "new" UI experiments of the time. He hit "Sync Project with Gradle Files." For a moment, it hung—a common occurrence for developers with slower connections or 4GB of RAM. Android Studio Panda 4 - Android Developers android studio 4.0.1 download
If you eventually outgrow 4.0.1, migration is straightforward: It was the first time they could easily