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Associate-Android-Developer Exam
For example, our preferences.xml file was added by addPreferencesFromResource (R.xml.preferences). Our preferences.xml file contains such item:
android:title="@string/pref_sort_title" android:summary="@string/pref_sort_summary" android:dialogTitle="@string/pref_sort_dialog_title" android:entries="@array/sort_oder" android:entryValues="@array/sort_oder_value" android:defaultValue="@string/pref_default_sort_value" app:iconSpaceReserved="false" /> In our Fragment, we can dynamically get current notification preference value in this way:
SharedPreferences.Editor is an interface used for modifying values in a SharedPreferences object. To mark in the editor that a preference value should be removed, which will be done in the actual preferences once commit() or apply() is called, what method in SharedPreferences.Editor should we use?
What happens when you create a DAO method and annotate it with @Insert?
Example:
@Dao
public interface MyDao {
@Insert(onConflict = OnConflictStrategy.REPLACE)
public void insertUsers(User... users);
}