Feb 11[Android] What is Android API level?Introduction When I try to upload an app to Google Play Store, the following error occurs Your app is currently targeting API level 31....
Aug 22, 2021[Android]Nothing is displayed in RecyclerViewPhenomenon When I try to read the data in the database and display it in RecyclerView, nothing is displayed. When I set a breakpoint and...
Aug 22, 2021[Android]RecyclerView shows only one itemPhenomenon I want to read data from the database and display it in a list with RecyclerView. There should be more than one registered in...
Aug 22, 2021[Android]SQLiteDataBase updates are not reflected in viewPhenomenon SQLiteDataBase is read by ContentProvider and listed in RecyclerView. Even if I update the contents of the database, it is not...