(For the Spinner course, common controls of the 16 Android user interface, please download all the contents of this video tutorial in the special topic. I will update a large number of various tutorials such as massive software development, performance optimization, and network development. You can click My User Name to check various resources I have published. This material includes the following attachments:
16. Spinner, a common control of Android user interface - ActivityServiceBroadcastReceiverContentProvider video tutorial - Geek Academy course - Geek Academy. mp4
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