狠狠撸

android kotlin rxjava coroutines delegates dagger dependency inversion clean architecture testing collections solid principles mockito rxjava2 espresso java junit daggermock data binding mvvm retrofit companion objects async class delegates whymca clean code viewpager library greendao androidannotations actionbarsherlock aquery widget rest architecture jetpack compose dependency injection hilt parallelism san francisco machine learning ai google i/o data classes lambdas gson map vs flatmap droidcon assertj model view viewmodel codelab android wear smartwatch