Android How to Program, 3/e

Long description

The lines read as follows. Line 1. forward slash forward slash Main Activity period java. Line 2. forward slash forward slash Hosts the app's fragments and handles communication between them. Line 3. package com period d e I t e l period address book semicolon. Line 4. blank. Line 5. import android period net period U R I semicolon. Line 6. import android period o s period Bundle semicolon. Line 7. import android period support period v 4 period app period Fragment Transaction semicolon. Line 8. import android period support period v 7 period app period App Com p a t Activity semicolon. Line 9. import android period support period v 7 period widget period Toolbar semicolon. Line 10. blank. Line 11. public class Main Activity extends ...