How to switch to dark theme? I need to switch to a dark theme in the application, I do it like this: private fun onOffDarkTheme() { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) { when (requireActivity().resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK) { Configuration.UI_MODE_NIGHT_YES -> { prefs!!.edit().putBoolean(MODE_NIGHT, false).apply() AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO)...

Launching java class before application I have to launch java class that will connect to the Internet, perform some actions, create new xml file and my activities will take data from this file. How can i perform this?

Call Compose element from java file I'm trying to use Jetpack Compose UI element in the existed XML from the activity, using databinding and setContent() I'm use this syntax in kotlin file and it works smoothly: binding.ComposeView.setContent{ MainActionButtonKt.MainActionButton(true, R.string.complete_job, R.drawable.ic_complete_btn_icon, false); } What is the equivalent for java files? I I tried to do that: binding.saveBtnCompose.setContent((composer, integer) -> { MainActionButton(true, R.string.complete_job,...

Java/kotlin Spring Boot - Access to distant resources folder I'm new to spring boot and i wish to have different resource repositories. To be more preciselly I need one default resource folder with multiple files in it that's just be use if they are nothing else, and another that is not in the main repository and that has for goal to be the one who tell what files to take. I want my architecture to be like this: -----mainRepo --------resource -----------someDefaultfile.yml -----------someDefaultOtherFIle.yml -----otherRepo -------resource...

Saving scroll position RecyclerView I have a problem with my recycler view scroll position. I used the solution from this link. listViewModel.products.observe(viewLifecycleOwner, Observer { val recyclerViewState = recyclerView.layoutManager?.onSaveInstanceState() listAdapter.setProductList(it) recyclerView.adapter = listAdapter...

Can I used Coordinator layout in this situation and if yes how? Thank you for answers I am making a food delivery food app and I faced such a problem. I want that when I scroll down there will be shown food and when I scroll up a little bit only restaurants should show and when I finish scrolling up(I mean when I come to the first items of foods) the ads part should be shown. When I scroll down When I scroll up a little bit <a href="" rel="nofollow...

DIsplay Data from Firestore on a RecyclerView using Kotlin Im trying to get the data from a collection into an ArrayList so i can further display it on a RecycleView. The Data class is the following: data class Proyecto( val alcances :String, val alumnos :HashMap, val areasConoc :String, val asignaturas :String, val cliente :String, val colaboradores :String, val compDes :String, val compPrev :String, val coordinador: String, val departamentos :String, val impacto :String, val institucion :String,...

KOTLIN ANDROID How to call another Apadater in 2 Fragments please help how to call my adapter or viewmodel to another 2 fragment kotlin

App for instagram-user showing hidden content This is something I noticed recently and I want you share my thoughts: Instagram doesn't show the user some specific data, for example of other users entering their profile (stalking), blocking, pending friend requests, get notification when a friend has changed their content and so on.. I've encountered a lot of apps that shows that type of "hidden" data or whatever you want to call it. Many of them lack some functionality. One can show blockers but not stalkers, while the other can show...

How to settext on singleline TextView which length is over screen width I have a TextView and want to show it with animation. but when I set a text over screen width, it will be cut How can I fix it. Video Text is cut How I animate it val bounds = Rect() viewBinding.textView.paint.getTextBounds( viewBinding.textView.text.toString(), 0, viewBinding.textView.text.length, bounds) viewBinding.textView...

How to drag and drop ListView rows in Android Studio using Kotlin I’m using Android Studio with Kotlin. I’d like to be able to drag and drop items in a ListView to reorder them. I also want to swipe left to delete. This was pretty straightforward in XCode/Swift for iOS, but I’m having trouble finding examples for Android/Kotlin. I’ve seen some fairly old discussions with Java and with RecyclerView, but it would be great to be able to do it in Kotlin with ListView. I should add that the ListView does everything I need so far – I realise there is much...

How to create http server in android studio kotlin I want to create android app who have server. A simple http serverand i can not create server.

android app fails to build after upgrading to flutter 3 class is defined multiple times I was using a flutter 2.12 (or 2.13, I installed it 2 months ago). The app was running fine in both web and android emulator. I upgraded the flutter to 3 yesterday flutter upgrade flutter pub upgrade flutter clean dart pub get flutter pub get dart run build_runner build Now the web one runs fine. But the android one wouldn't compile. Any idea how/what to fix? Feels like a build configuration problem. my_project.MainActivity is defined multiple times: I have no...

When Incoming call is received is the current running app state goes to background in android? When Incoming call is received is the current running app state goes to background?

kotlin-parcelize-runtime unable to download Android CI build fail with "kotlin-parcelize-runtime", how can I resolve this issue * What went wrong: Execution failed for task 'apptestDebugUnitTest'.

Could not resolve all files for configuration 'appdebugUnitTestRuntimeClasspath'.

> Failed to transform kotlin-parcelize-runtime-1.5.31.jar (org.jetbrains.kotlinkotlin parcelize runtime1.5.31) to match attributes {artifactType=android-classes-jar, org.gradle.category=library, org.gradle.libraryelements=jar,...

How to change part of base url dynamically in retrofit android I want to change part of base url at run time based on site selected by user. How this can be achieved using retrofit. For eg. Base URL : https://{siteCode}.prod.com/ where siteCode will be site selected by user at run time. Currenly I have fixed base url in build.gradle. production { versionNameSuffix "-prod" buildConfigField "String", "BASE_URL", "\"https://vh.prod.com/\"" } How this can be made dynamic using retrofit.

Why do I get java.lang.OutOfMemoryError and pthread_create failed after a few days? I know, the question sounds vague, but I'm trying to understand and solve this issue for some time already, i.e., without simply auto-restarting the pod (the application is running in K8s) regularly. After a few days of the (Kotlin, Spring Boot) application running, I suddenly get a lot of these two: java.lang.OutOfMemoryError: unable to create native thread: possibly out of memory or process/resource limits reached Failed to start thread - pthread_create failed (EAGAIN) for attributes:...

I have problem in getting image path, when I get image in on activity result data is not empty but unable to get its path This is what I am trying to do. But the loged path is not correct. When I try to get file from loged path it says file not existed. override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) { super.onActivityResult(requestCode, resultCode, data) if (requestCode == 1) { if (resultCode == RESULT_OK) { if (data?.data != null) { val imagePath: String? = data.data?.path if (imagePath != null) {...

How to unhide navigationView menuItem? I have this code for updating my UI when firebase user changed fun updateUI(user: FirebaseUser?){ if(user == null){ emailText.text = resources.getString(R.string.email_placeholder) binding.navigationMainView.menu.findItem(R.id.sign_in).isVisible = true binding.navigationMainView.menu.findItem(R.id.sign_up).isVisible = true binding.navigationMainView.menu.findItem(R.id.sign_out).isVisible = false }else{ emailText.text...

I'm trying to display data from Firestore into a MPAndroidChart I'm trying to access data from Firestore db and display it into a MPAndroidChart. The chart should display data from current week that match parties array. I'm not sure that I access the weekdata from my Measurement class. The Measurement class uses kotlin-parcelize plugin. Here is my code: @file:Suppress("DEPRECATION", "UNREACHABLE_CODE") class HomeFragment : BaseFragment()...

how to add multiple events in google calendar android Kotlin? //for calender We want to show multiple events in calendar view on android. Events coming from the API https://myfarmapp1.herokuapp.com/api/v1/upcoming/actions/dates?userId=61efd161be38db6f4ab23fe7 Using the above API I want to show multiple events on Calendar view. What is the Problem? When we set event date on calender its show letest event on the calendar...

ArrayOutOfBoundsException whiel using DataBinding I just created a new android project and implemented DataBinding, but it doesn't run when I try to use it. It gives me the error:

Task appmergeExtDexDebug FAILED

AGPBI: {"kind":"error","text":"java.lang.ArrayIndexOutOfBoundsException","sources":[{}],"tool":"D8"} com.android.builder.dexing.DexArchiveMergerException: Error while merging dex archives: at com.android.builder.dexing.D8DexArchiveMerger.getExceptionToRethrow(D8DexArchiveMerger.java:151) at...

how to change DynamoDB data in perodically I'm developing android application using AWS. Application is connect to BLE device and send 'true' value using URL then, specific column in DynamoDB is change to 'true'(when disconnect to BLE device then send 'false' and specific column in DynamoDB is change to 'false').(AWS Lambda change DynamoDB value, trigger is API Gateway). And if Application forced kill or disconnect to internet then DynamoDB's specific column have to change to 'false' but didn't change. Because send 'false' value in...

2 tablets have different outcome I have 2 identical tablets running the same OS versions. However one of the two crashes my app on startup and the other one takes 5-10sec to autostart my app. They both have the same version of my app installed. Any guesses what can cause this?

How to use node module in Kotlin React? I'm trying to use the bootstrap library. To do so, my first guess was to do the same as the Kotlin React tutorial : I managed to import the bootstrap library using npm import easily but then I struggle to actually use it and in particular to add arguments. As shown in the example: @file:JsModule("react-bootstrap") @file:JsNonModule import react.* @JsName("Button") external val ReactButton: ComponentClass external interface ReactButtonProps : Props { var variant: String var size:...

Skipped 52 frames! The application may be doing too much work on its main thread I use coroutine but I get this from : Skipped 52 frames The application may be doing too much work on its main thread.

How to create a table of a data class in Kotlin in SnowFlake? I have a data class PostInfo.kt in Kotlin like this: @DBUniqueKeyColumns(["postId"]) data class PostInfo{ val postId: Int, @DBDataType("varchar(64)") val postContent: String, @DBDataType("varchar(10)") val postAuthor: String, } Say, I have a DbHost and I want to run some SQL commands(CRUD), say like this: fun createTable(tableName: string){ myDbConnection.executeSqlQueryUsingJDBC("create table "+tableName); // or a better way to use the data class and create a...

Code Standard - is it better to have a getter/setter even though they are never used? The IDE has suggested to add a getter/setter to a private field. It is never used, and reaching the field is only from within the class. what is the preferred coding style? keeping the never used methods? Im asking specifically about java/kotlin but this is a general question

DiffUtil.Callback getChangePayload oldItem is same as newItem I have a DiffUtil.Callback that compares 2 lists of model StorageModelUi. sealed class StorageModelUi { class ServerItem(val server: Server): StorageModelUi() class StorageContent(val used: Int, val large: Int, val server: Server, val attachmentWithMessageList: List): StorageModelUi() } data class AttachmentWithMessage( @Embedded val attachment: Attachment, @Relation(entity = Message::class, parentColumn = "attachments_message_id", entityColumn = "messages_message_id")...

Serialize Enum as an Integer I have generated some models using the Open API tool on one of our backend APIs with Swagger. I got the following as the enum definition: @Serializable enum class ClientBackgroundState(val value: kotlin.Int) { @SerialName(value = "0") NONE(0), @SerialName(value = "1") FOREGROUND(1), @SerialName(value = "2") BACKGROUND(2); } When I use Kotlin Serializer, it serializes the above...