Oswald Campesato 
Java for Developers Pocket Primer [PDF ebook] 

As part of the best-selling
Pocket Primer series, this book is designed to provide a thorough introduction to Java development for people who are relatively new to the Java programming language. It is intended to be a fast-paced introduction to the coreconcepts of Java and Java APIs, illustrated with code samples using primarily Java 8. Companion files with source code are available.
FEATURES:

• Covers Boolean logic, loops, arrays, recursion, OOP concepts, data structures, streams, SQL, and more


• Lists new features in Java 9 through Java 13


• Features numerous code samples throughout


• Includes companion files with source code