(Android development source code project, introduction to development method - This article introduces how to compile and debug the project that obtains the entire source code of Android. During this time, I touched on some common commands and tools, the core of which is the Bashshell script of Linux and the GNUMake tool. The principle is very complex, but as an ordinary user developer, you don't need to understand so much. You just need to know how to use it, but it is very simple to learn how to use it. Now let's study with me.)