Geoff Friesen

Jeff Friesen is a freelance tutor and software developer with an emphasis on Java (and now Android). In addition to authoring Learn Java for Android Development and co-authoring Android Recipes -- Jeff has written numerous articles on Java and other technologies for JavaWorld, informIT, java.net, and DevSource. Jeff can be contacted via his website at http://www.tutortutor.ca"TutorTutor.ca.

Ebooks

Learn Java for Android Development: Java 8 and Android 5 Edition, Edition 3

Learn Java for Android Development: Edition 2

Beginning Java 7

Android Recipes: A Problem-Solution Approach, Edition 2

Java XML and JSON

Java XML and JSON: Document Processing for Java SE, Edition 2

Beginning Java SE 6 Platform: From Novice to Professional

Java Threads and the Concurrency Utilities

Android Recipes: A Problem-Solution Approach

Android Recipes: A Problem-Solution Approach, Edition 3

Learn Java for Android Development

Java I/O, NIO and NIO.2