In Part 1, you’ll start up your first Android project and get to know Android Studio’s main window.; In Part 2, you’ll code the app, learning how to use Android Studio to enter source code ...

This is simply telling Android Studio that this script is going to have its layout set by activity_main.xml. This also means that you could theoretically use the same XML file to set layouts for ...

However, be aware that the combination of Android Studio, Java, ... Remember, “activity_main.xml” is the file which holds the User Interface definition.

Fortunately, the next time I ran Android Studio 3.2.1, I observed an IDE and Plugin Updates message in the lower-right area of Android Studio’s main window. Jeff Friesen Figure 12.