hi i am new in android and kotlin and i have a chat app that will work with sms and want save state of all chat for next run i did use recyclerView a ...

I Want to put all my methods in seperate classes to clean my code up when creating my Android App but i can seem to get it right. In my MainActivity ...

On Selecting date from Date picker in parent activity of TabLayout making fragment view instance null. Below is the date picker method, after date se ...

I am using a recyclerView to show a list of card-movies in the mainActivity and I have implemented an onclickListener that open the details page. If ...

i need your help to understand my error, i have a java script where i call a startForegroundService but nothing work if i dont do this in the Main act ...

Good afternoon, I'm new to Android Studio development. I'm developing an application where I need to create a Calendar in one of the Fragments. I'm t ...

I have some code that I am using to find the dimensions for my QR code image. However, I am trying to do so within a fragment. What I've done is withi ...

If I should change it from card to maybe a button for easier code please let me know, but I have tried multiple ways with card view and none seem to b ...

Classes Let's say I have my main activity A that is a AppCompactActivity, I want in this class A (for example in OnCrete) to do: Class B would hav ...

i have this code in MainActivity.java: where name is a string in strings.xml: it does not give me an error, but the app keeps crashing, how can ...

My Android app has local notifications implemented using the Alarm Manager. The app flow is as follows: SplashActivity > BiometricActivity > Pro ...

Consider the following code: Actually that does throw the exception java.lang.Exception: we are on the main thread, though Dispatchers.IO is us ...

. Answers to this question are eligible for a +200 reputation bounty. Bounty g ...

I want to create a widget with a RecyclerView inside using Kotlin. I'm new to android widgets and I don't know exactly if it is possible. If so, how s ...

I have an android app, I integrated a flutter module into it based on https://docs.flutter.dev/development/add-to-app/android/project-setup. I manage ...

on one screen in my application, I am recording audio. Scenario: User records audio on this screen. A push comes from our application. The user click ...

I have parent activity with drawerlayout, in it's xml I put dashboard layout using include tag and in xml of this dashboard layout I put 'MainActivity ...

I get the error"java.lang.IllegalStateException: Must be called from main thread" when using the "recreate()" function to refresh my activity in Kotli ...

click here In the above image, what is the purpose of launcher activity checkbox ? can anyone explain this clearly. i started learning android develo ...

Can we embed activity inside composable, so for example, when navigate to that composable its shows the activity content inside it(and not just start ...