(If you are a Java programmer and you are interested in Android, this book will be very suitable for you. This book aims to teach programmers with a certain programming foundation about how to use Android programs from easy to difficult. Maybe before you read the book, you were just touching Android like Xiao An (the hero of the book). I hope you can accumulate your knowledge and experience with the growth of Xiao An. When you finish reading this book, you can also become an Android preacher like Dr. Rouge. After all, Android is not only a tool to gain benefits, but also represents this "open" energy (although it is not completely open source). The hero of the story: Xiao An: a senior majoring in computer science, has a certain programming foundation. Not long ago, he developed a strong interest in Android system and decided to engage in Android development through further study of Android. Roughly: Andoid programmer, a preacher. I will never be tired of managing all the problems raised by Xiao An. It also represents huge open source energy. Xiao An learned about Doctor Roughly through the network. They began to learn Android from each other.
Dahua Enterprise Android Development.pdf)