With a room database. When performing queries, you'll often want your app's UI to update automatically when the data changes. Can you use a return value of type LiveData in your query method description to achieve this?
As an example. Our MutableLiveData<Long> object, named mLapseTime, is not connected to a Room database, etc. How can we change the value in mLapseTime?
Interface for a callback to be invoked when a shared preference is changed. Interface is named:
With our Context we can get SharedPreferences with a method, named: getSharedPreferences (String name, int mode). What value can we transfer in a “mode”parameter?
What statements about InputStreamReader (java.io.InputStreamReader) are correct? (Choose two.)
In a class extended PreferenceFragmentCompat. What method is used to inflate the given XML resource and add the preference hierarchy to the current preference hierarchy?
