(Many java learners want to master the process of android development as soon as possible! To this end, we have launched a 12-hour series of courses. It only takes two days for learners to master the basic knowledge of android development and step into the door of android development. If you want to go deep For learning, please pay attention to course updates; when teaching, we also pay attention to showing the practical skills in android development. The codes in the class are actually typed out line by line by the teacher, which really shows the details of android development. This document includes the following attachments:)