Sams Teach Yourself Java in 21 DaysBook - 2016
"In just 21 days, you can acquire the knowledge and skills necessary to develop applications on your computer and apps that run on Android phones and tablets. With this complete tutorial you'll quickly master the basics and then move on to more advanced features and concepts. Completely updated for Java 8, this book teaches you about the Java language and how to use it to create applications for any computing environment and Android apps. By the time you have finished the book, you'll have a well-rounded knowledge of Java and the Java class libraries." -- Page 4 of cover.