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What is a correct part of an Implicit Intent for sharing data implementation?
What is a correct part of an Implicit Intent for sharing data implementation?A . val sendIntent = Intent(this, UploadService::class.java).apply { putExtra(Intent.EXTRA_TEXT, textMessage) ...B . val sendIntent = Intent().apply { type = Intent.ACTION_SEND; ...C . val sendIntent = Intent(this, UploadService::class.java).apply { data = Uri.parse(fileUrl) ...D . val sendIntent = Intent().apply {...
When your code execution reaches the breakpoint, Android Studio pauses execution of your app. You can then use the tools in the Debugger tab to identify the state of the app.
When your code execution reaches the breakpoint, Android Studio pauses execution of your app. You can then use the tools in the Debugger tab to identify the state of the app. With Step Out you canA . examine the object tree for a variable; expand it in the Variables view....
What do you want from Room when you create a DAO method and annotate it with @Delete?
What do you want from Room when you create a DAO method and annotate it with @Delete? Example: @Dao interface MyDao { @Delete fun deleteUsers(vararg users: User) }A . Room generates an implementation that inserts all parameters into the database in a single transaction.B . Room modifies a set of...
For example, our preferences.xml file was added by addPreferencesFromResource (R.xml.preferences).
For example, our preferences.xml file was added by addPreferencesFromResource (R.xml.preferences). Our preferences.xml file contains such item: <ListPreference android:id="@+id/order_by" android:key="@string/pref_sort_key" 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:A . val sortBy = PreferenceManager.getDefaultSharedPreferences(context).getString( context!!.getString(R.string.pref_sort_key), context!!.resources.getBoolean(R.bool.pref_default_sort_value) )B ....
The Testing Pyramid, shown in the Figure, illustrates how your app should include the three categories of tests: small, medium, and large. Medium tests are integration tests that:
The Testing Pyramid, shown in the Figure, illustrates how your app should include the three categories of tests: small, medium, and large. Medium tests are integration tests that: A . validate your app's behavior one class at a time.B . validate either interactions between levels of the stack within a...
mViewModel!!.tea.observe(this, Observer { tea: Tea?
In our TeaViewModel class, that extends ViewModel, we have such prorerty: val tea: LiveData<Tea> An observer in our Activity (type of mViewModel variable in example is TeaViewModel) is set in this way: mViewModel!!.tea.observe(this, Observer { tea: Tea? -> displayTea(tea) }) What will be a correct displayTea method definition?A . private...
fun getUserViaQuery(query: SupportSQLiteQuery?): User?
What is demonstrated by the code below? // RawDao.kt @Dao interface RawDao { @RawQuery fun getUserViaQuery(query: SupportSQLiteQuery?): User? } // Usage of RawDao ... val query = SimpleSQLiteQuery("SELECT * FROM User WHERE id = ? LIMIT 1", arrayOf<Any>(sortBy)) val user = rawDao.getUserViaQuery(query) ...A . A method in a Dao annotated...
Interface for a callback to be invoked when a shared preference is changed.
Interface for a callback to be invoked when a shared preference is changed. Interface is named:A . android.content.SyncStatusObserverB . android.content.SharedPreferences.EditorC . android.content.SharedPreferences.OnSharedPreferenceChangeListenerD . android.content.SharedPreferencesView AnswerAnswer: C
Is that mostly true?
About running a debuggable build variant. Usually, you can just select the default "debug" variant that's included in every Android Studio project (even though it's not visible in the build.gradle file). But if you define new build types that should be debuggable, you must add ‘debuggable true’ to the build...
What is the correct sample?
Android Tests. You can use the childSelector() method to nest multiple UiSelector instances. For example, the following code example shows how your test might specify a search to find the first ListView in the currently displayed UI, then search within that ListView to find a UI element with the text...
