another data in mutablelivedata returning empty another data in mutablelivedata I want. But normally running function doesn't work inside this function fun getFirebaseBasketList(): MutableLiveData { database.addValueEventListener(object : ValueEventListener { override fun onDataChange(dataSnapshot: DataSnapshot) { bikeArray = ArrayList() for (postSnapshot in dataSnapshot.children) { val gson = Gson() val json: String = postSnapshot.value.toString()...

Kotlin/JS - external val from npm package is undefined I'm trying to use React components from the CKEditor package in my kotlin/js code. In javascript, I would import these like this: import { CKEditor } from '@ckeditor/ckeditor5-react'; import ClassicEditor from '@ckeditor/ckeditor5-build-classic'; I've added both dependencies to my build.gradle.kts file: implementation(npm("@ckeditor/ckeditor5-react","5.1.0")) implementation(npm("@ckeditor/ckeditor5-build-classic", "36.0.1")) For CKEditor, which imports fine, I made this file:...

Micrometer traceId is lost when switching threads in Kotlin's coroutines In a simple kotlin Spring Boot 3 application, with Micrometer Tracing, I was expecting the trace context to propagate between threads. However that seems not to be the case. In this simple RestController we can verify that the traceId is lost after calling the kotlin delay method. In the second log statement, we are on a different Thread and the traceId is null. import io.micrometer.tracing.Tracer import kotlinx.coroutines.delay import org.slf4j.Logger import org.slf4j.LoggerFactory import...

Android Amplify change log level In swift, there is code to change loglevel in documentation Amplify.Logging.logLevel = .verbose. But I didn't find any thing same in android to do this. I tried Amplify.addPlugin(AndroidLoggingPlugin(LogLevel.VERBOSE)) and put "logging": {"logLevel": "VERBOSE"} in amplifyconfiguration.json, both didn't work. Anyone know how to do this? Thank you in advance.

How to block data in MongoDB Realm until payment is done I have this function to add an Order inside my Realm Repository suspend fun addOrder(products: List) { realm.write { val order = Order().apply { products.forEach { this.products.add(it) } } copyToRealm(order) } } I know that a payment is approved when a new object is inserted with the message "Approved" inside isPaid collection: {"message":"Approved"} What is the best way to block the...

Rendering Problem in CardStackView , please resolve it please resolve this issue , am getting this error

Access function in fragment in from main ViewPager fragment I want to access function in second fragment from ViewPager fragment, but I've this error every time. java.lang.NullPointerException: null cannot be cast to non-null type com.eltoh.date.onboarding.screens.ChatListFragment I tried to execute this function many times, but the error still. Below, a code sample from both fragments. If anyone can help. Thank you... The required function in second fragment fun clearAdapter() { chatListAdapter.clearList()...

How to implement Google Calendar API in Android with Jetpack Compose and Kotlin I am building a app in Android and I need to insert, update and read from calendars in Google Calendar. I don't seem to find any information or recent videos on how to proceed after configuring OAuth2 and installing dependencies, and the oficial documentation isn't very useful. I am using Jetpack Compose and Kotlin, any info would be really helpful! Thanks!! シ I tried using this code snipped that appears in <a...

iI'm tryinп to fix my code, but I can't figure out how, telegram parser messages here is my code, it works (but not as it should), with which I can get the text of the post and 1 attached media file, but if there is more than 1 media file in the post, then I only get the last one. Help get everything. i use the library, kotlogram almost the same as telethon try { var messageText = "" // Get most recent message val tl = client.messagesGetHistory(inputPeer, 0, 0, 0, 1, 0, 0) var mess = tl.messages var filename: String var index = 0 for (messages in...

Desbloquear un teléfono usando android studio Tal vez suene algo no tan ético el titulo de mi pregunta, pero lo que quiero crear es una aplicación para teléfono capaz de poder desbloquear otro teléfono al conectar ambos a un cable USB y un adaptador, algo así como lo que logro hacer Tenorshare 4uKey pero que en lugar del que realice esta acción sea una computadora pueda ser un teléfono. Hasta el momento he encontrado algunas soluciones, pero no he tenido un buen resultado. Por lo que llegue a investigar y llegue a comprender esto si era...

Dependency Issue with Android project I am working on an Android Project for my IoT class. I have followed youtube video from: . My github repo is at https://github.com/twobit-five/SphereLink/tree/Code_CleanUp. I have a few branches, but in the current branch I was attempting to clean up...

When I use LazyColumn, how do I control scrolling? Now, I use LazyColumn to display a list. In the tweetItem, there is a button. When I click the button, the soft keyboard and Popup will appear. When they appear, I want the LazyColumn can scroll so that the bottom of the clicked item fits the top of the soft keyboard and Popup. LazyColumn { items(tweets) { tweet -> TweetItem(tweet) divider() } } Popup( onDismissRequest = { keyboardController?.hide()...

What does val `data` mean? The Code A comes from the article. I don't understand what the val data mean? In my mind, val data: List is correct. Code A data class GeneratedImage( @SerializedName("created") val created: Int, @SerializedName("data") val `data`: List )

IntelliJ gradle test runner ignores jvmArgs defined in Test tasks in gradle I apply in gradle (kotlin dsl) the following configuration for all Test tasks for all projects: tasks.withType().configureEach { useJUnitPlatform() jvmArgs( "--add-opens", "java.base/java.util=ALL-UNNAMED", "--add-opens", "java.base/java.lang=ALL-UNNAMED", "--add-opens", "java.base/java.time=ALL-UNNAMED", "-Xshare:off", ) maxParallelForks = 1 } when I run from a terminal all tests pass. When I configure in IntelliJ: Build,Execution,Deployment -> Build...

Decryption using Kotlin and openssl I have two small Kotlin routines for encryption and decryption. But I want to have a second tool (openssl) for decryption as well, just to be save... My Problem it does not work. import java.nio.charset.StandardCharsets import java.util.* import javax.crypto.Cipher import javax.crypto.spec.IvParameterSpec import javax.crypto.spec.SecretKeySpec class Main2(private val args: Array) { public fun encrypt(plaintext: String, password: String): String { val cipher =...

What is Default Dispatcher Kotlin flow function? I have one question about multithreading and coroutine flows. I have one flow function that emits flow in the usecase and repository call to the network with suspend functions. But I don't use withContext(Dispatchers.IO) to change Dispatcher because some tutorial videos don't use it. I write the current thread name to loggat and I saw all works "Main thread". What I don't know about flows?

how to exit app from fragment use kotlin in android I have 2 activities, main and splash, main will contain 3 fragments, signIn, signUp and Home, I want when in signIn and home press the back button to exit the app

Create a contact project : Xml code and classes code for this : Xml code and classes code for this in same project Code (kotlin).. Xml and classes code for those images

How to update of LazyColumn and mutable list when i delete item using SwipeToDismiss(Android Studio) I'm developing TodoList using Jetpack Compose and I've spent some hours to update Item of LazyColumn When i swipe to Item of LazyColumn for deleting. The principle of operation is that when i swipe Item of EndtoStart direction, i can see swipebackground and delete it and refresh of LazyColumn. The operating principles are performed correctly, but there is a problem in terms of UI. When I swipe Item of EndtoStart directions, Item is exist of start postion and swipebackground is exist not...

Logic after withTimeout kotlin My code logic looks something like this viewModelScope.launch(Dispatchers.IO) { withTimeout(60000L) { repeat(10) { //some logic } } } I need to errorLiveData.postValue(TIMEOUT_ERROR) when logic inside withTimeout wasn't complete and timeout time ended, how can I do it smoothly, couldn't find anywhere. Pls don't suggest launching 60000L delay.

Error in Image Cropper using registerForActivityResult I am using Canhub Cropper library to crop image in my android project. However, I am finding a strange issue in the implementation. First of all here is my code to launch the cropper: import com.canhub.cropper.CropImageView import com.canhub.cropper.CropImageContract private var croplauncher = registerForActivityResult(CropImageContract()) { result -> if (result.isSuccessful) { // Use the returned uri. val uriContent = result.uriContent val uriFilePath...

How to repeat Alarm on specific days on Android? I am currently working on Alarm. If users press days that they want to get Alarm every week, I want to give them Alarm. For example, if users press monday, tuesday, friday, I want to give them an alarm every!! monday, tuesday and friday. this is my MainActivity ------- private fun setTestAlarmTime(notification: RepeatNotification) { val alarmManager = getSystemService(ALARM_SERVICE) as AlarmManager val intent = Intent(this, AlarmReceiver::class.java) val calendar: Calendar =...

Android Studio java.io.EOFException on Build after made no modification i hit the following error when i Build my app (not Execute): java.io.EOFException

java.io.EOFException (no error message)

* Try:

Run with --info or --debug option to get more log output.

Run with --scan to get full insights.

* Exception is: org.gradle.api.UncheckedIOException: java.io.EOFException at org.gradle.internal.UncheckedException.throwAsUncheckedException(UncheckedException.java:62) at...

KotlinFrontEndException when running kotlin unit tests in android module I have been coming across a particular type of issue when writing unit tests in Kotlin. My module contains Java classes as well as Kotlin classes, and my class contains references to android classes which I intend to stub in my test. I get these weird "Exception while analyzing expression" exceptions when I run my tests. I get these issues only in one of my modules, and I haven't been able to replicate the issue on a sample project so far. Heres the stacktrace: e:...

Jetpack Compose - Topbar no icons In this specific topbar the three icons in thee actions inside the topbar don't appear on the screen being that in the past it working and showed but i can't understand really whats happening This is the the topbar @OptIn(ExperimentalMaterial3Api::class) @Composable fun Topbar4(navController: NavController){ var showMenu by remember { mutableStateOf(false) } val context = LocalContext.current TopAppBar( title = { Text(text = "Admin", color =...

Certificate error whenever trying to Build Apk(s) in Android Studio This is Build output Certificate for doesn't match any of the subject alternative names: [*.jfrog.io, *.int.jfrog.io, jfrog.io, *.pe.jfrog.io] Execution failed for task 'appkaptGenerateStubsDebugAndroidTestKotlin'. Error while evaluating property 'filteredArgumentsMap' of task 'appkaptGenerateStubsDebugAndroidTestKotlin' Could not resolve all files for configuration 'appdebugAndroidTestCompileClasspath'.

Could not resolve androidx.activityactivity compose1.0.5.

Required by:...

Storing Android app data locally. Alternatives to the Room Library I have a messenger app. And for correct work with the backend, it is proposed to cache data after the first launch. In the future, it is only necessary to update existing data. At first I thought of storing data using AndroidX Room. However, after a few tests, I realized that it has a rather long data update operation, while the delete operation is very cheap. The behavior of my application means that the most frequent operation will be updating existing data. Are there faster alternatives...

Some Navigation Graph Actions Are Not Resolved I have multiple nav graphs in my projects each has multiple actions defined. Lately, I am getting this error while Building the app preventing me from generating APK Unresolved reference: action... This error appears in some actions only (4 exactly), not all of them. And I can't figure out why. findNavController().navigate(MyAppClassDirections.actionTasksToFooClassDetails( item.requestNumber, item.id.toString(), ActionCode.Inbox //Enum )) And this is the action declaration in...

Application failed: Access is denied I shifted my projects from an old system to a new system and now every project shows this error while trying to run: ~\.gradle\daemon\7.5\registry.bin (Access is denied) If it helps I also got this warning at the same time: Multiple Gradle daemons might be spawned because the Gradle JDK and JAVA HOME locations are different. Project Calculator' is using the following JDK location when running Gradle: C:/Program Files/Java/jdk-20' The system environment variable JAVA HOME is:...

How to use an URL to download a big json file from a S3 Bucket using the aws kodlin sdk I am a newbe with kotlin and the aws kotlin sdk. Our application receives via AWS SQS an URL form a AWS S3 Bucket pointing to a file. We do have to download the file in our application for further processing. We found the following example code link wich is cool :-) val request = GetObjectRequest { key = keyName bucket = bucketName } S3Client { region...