SA46 – Android lesson 2 – AppCompatActivity / themes / layouts / fixing emulator points

0:00 backwards compatability
3:30 creating menu folder & useful resource file.
8:25 backward compatable app w/out AppCompatActivity
13:20 Kinds – completely different colored backgrounds / deciding on themes
16:00 Linear vs constraint format
19:40 Fixing emulator points – chilly boot / manufacturing unit reset

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