(From a beginner's point of view, The Famous Teacher's Forum - The Classic of Android Development Practice systematically describes the technologies used in Android development with rich examples, cases, easy to understand languages and simple diagrams. The book is divided into 13 chapters, including understanding Android, building an Android development environment, learning about Activity, basic controls in Android (top), layout manager, Android event management, basic controls in Android (bottom), data storage, Android component communication, multimedia technology, mobile phone services, network communication, location services, etc. The Famous Teacher's Forum - Android Development Practice Classic provides many small examples, cases and diagrams for readers to quickly understand and use. It also provides more than 50 hours of teaching videos and PPT electronic teaching plans with the book. In addition, it also provides a BBS forum for readers to answer questions. The author of "Famous Teacher's Forum - Classic of Android Development Practice" has many years of experience in development and teaching, and is willing to be a good teacher and friend for readers. The Famous Teacher's Forum - The Classic of Android Development Practice is suitable for every technician engaged in Android development, as well as a reference book for core training and computer related majors.)