I am trying to understand the spacing of elements in an AlertDialog. The AlertDialog is created using AlertDialog.Builder and contains a custom ListView (set via setView). When the app is being debugged on my device (over USB) I can launch…
I have table "TableHome", column name "Date" in database "DatabaseHome.db" contains data like this 5 January 2021 6 October 2021 10 December 2021 I want to take the month name for each year to generate monthly statistics, what sytax should…
in Android Studio I wrote the following in a function: if (startTimes.value?.containsKey(name)?:false) { return startTimes?.value?.get(name) } Android Studio highlights the contents of the if with a warning with the message Equality check should be used instead of elvis for nullable…
I am facing a weird issue. I am setting ids to XML views. When I try to reference the id in my activity or fragment I am getting a double reference to it. Please find the screenshot : It is…
Here's my code for clicking the button from my class showInforActivity: btnRegister.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Intent intent = new Intent(showInfoActivity.this, InformationFragment.class); startActivity(intent); } }); Whenever I click the button I got error Unable to find…
What is the proper way to create and use a BroadcastReceiver for an alarm manager inside an Activity? I did have a look at the following answers but it's not clear to me whether I need to register the broadcast…
I find this strange, but when I uninstall my app and install it again it restores SharedPrefs which is responsible for my progress bar progress. I've tried allow backup=false and android:fullBackupOnly=false but it doesn't work. Here is the code: override…
When there are outgoing and incoming calls, toast should appear on the screen but it does not appear. Is the code incorrect? Manifast premissions: <uses-permission android:name="android.permission.READ_PHONE_STATE" /> <uses-permission android:name="android.permission.READ_CALL_LOG" /> Manifast (receiver): <receiver android:name=".model.CallReceiver" android:enabled="true" android:exported="true"> <intent-filter> <action android:name="android.intent.action.PHONE_STATE" />…
I am getting this error when starting any android emulator with any system image. I run the emulator, the bar reaches like 20% and returns this error. No matter what virtual device I create and what system image I install,…
When I insert PNG image into Image Asset , it turns to grey . How can I insert coloured image with different sizes?