(10. For AndroidMulti SDCard and security mechanism courses, please download all the contents of this video tutorial in the special topic, and update a large number of other courses such as massive software development, function optimization, and network development. You can click my user name to check various resources I published. This material includes the following attachments:
10. AndroidMulti SDCard and security mechanism - "Android Android Security (3) - four components of signature permission servicecontentproviderpolicyroot principle - Geek Academy" course - Geek Academy. mp4
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