Displaying JavaDoc in Android Studio

Android Studio does not displayed Javadoc by default when an element is being hovered, which is a burden for productivity. However, this can be easily set up:

Go to Preferences and then Editor. When the window appears, mark the last option:

Screen Shot 2014-05-15 at 1.09.31 PM

Alternatively you can use “Control + J” while hovering a method to display the Javadoc in a floating window.