Wiremock expects JSON as body while application/x-www-form-urlencoded is provided I would like to stub response for a request containing application/x-www-form-urlencoded: val wireMockServer = WireMockServer(WireMockConfiguration.options().dynamicPort()) wireMockServer.start() wireMockServer.stubFor( post(urlPathEqualTo("/auth/o2/token")) .withRequestBody(ContainsPattern("grant_type=client_credentials")) .willReturn( aResponse() .withHeader("Content-Type",...

Kotlin - aggregation mongoDb I need to implement backend search for some items using a searchTerm but I don't know how aggregation works. I tried to filter the items but it doesn't work. I just need an api like this: /api/search/{searchTerm} The language I used is Kotlin. Thank you in advance.

Kotlin - Check collection contains another collection exactly I want to be able to check that collection a contains exactly all of the elements of b, but an equality based check is not sufficient; for example: data class Person(val name: String, val age: Int) val a = listOf(Person("Alice", 10), Person("Bob", 13)) val b = listOf(Person("Alice", 10), Person("Alice", 10)) fun main() { println(a.containsAll(b)) } true Whilst this is technically true, it's not the result I want, because a only contains one Person("Alice", 10), whereas b contains two...

Kotlin Spring Boot Webflux validate @RequestBody with @Valid annotation I have a simple REST API in Spring Boot with Webflux. I want to use a simple annotation based validation for the request body in my POST request. RecipeModel.kt package com.example.reactive.models import org.springframework.data.annotation.Id import org.springframework.data.relational.core.mapping.Table import org.springframework.stereotype.Component import javax.validation.constraints.Max import javax.validation.constraints.NotBlank @Table("recipes") data class Recipe ( @Id val id:...

Download component in Vaadin grid with Kotlin I would like to offer a download button in a grid using Kotlin and Vaadin 14: grid.addComponentColumn{item -> val button = Button(item.plandatei) val resource = StreamResource(item.plandatei) { this.getStream(item.plandatei) } val anchor = Anchor(resource) anchor.getElement().setAttribute("download", true) anchor.getElement().appendChild(button.getElement()) return@addComponentColumn anchor } fun getStream(filename: String): InputStream { val file =...

Доступность контента для всех пользователей. Android [closed] I am new to programming. I am interested in such a question. I want to make an application on Android and I need people to add content so that everyone can see it. How can I implement such a feature? Thanks for the help!

How to get Context from Kotlin file in Java file? My Application class is developed using Kotlin (I use Dagger2). In a class written in Java, I need to pass Context, but I get a nullpointerexception. How can I get Context? My Application class: class App : DaggerApplication() { override fun applicationInjector(): AndroidInjector { return DaggerAppComponent.factory().create(this) } } My Java Method: public void postNotificationSpam(StatusBarNotification sbn, int numberNotify) { Context context = new...

signOut() method not working properly. Firebase I have an authorized user, and trying to sign him out after click the button. But after signOut method, the current user not null. And after reopen app user automatically logged in. That what im get from log D/FirebaseAuth: Notifying auth state listeners about a sign-out event. D/FirebaseAuth: Notifying id token listeners about a sign-out event. binding.signOut.setOnClickListener { FirebaseAuth.getInstance().signOut() System.exit(0) }

RuntimeException: startPreview failed Get next error in crashlytics: Fatal Exception: java.lang.RuntimeException: startPreview failed at android.hardware.Camera.startPreview(Camera.java) at com.google.android.gms.vision.CameraSource.start(CameraSource.java:24) at com.sai.authenticator.features.qr.QrScannerActivity.startCameraSource(QrScannerActivity.java:174) at com.sai.authenticator.features.qr.QrScannerActivity.access$onReceivedCodes(QrScannerActivity.java:54) at...

How to retrieve certain amount of data of FireBase, while scrolling? KOTLIN I want to retrieve lets say 10 random children of a collection in firebase firestore, how can this be done? Now what I only already know is how to retrieve a specified item and his children, but not, multiple random items. I 'm also want this to be applied to some ranked items, in order to retrieve a mix between new uploaded items, and the popular items. Where can I get some info about this topic?

Kotlin 2D array calculate mean by column I have a 2D array and I want to calculate the mean by column. For example: [[1,2,3],[4,5,6]] -> [2.5,3.5,4.5] In python, I will simple do this np.mean(array, axis=1) How could I do it in Kotlin?

Content availability. Android I have an application where the user can add quotes. I'm using Room for data storage. I want to make it so that the user can add a quote and it would be visible to other users of the application. Questions: How can this be done correctly? How to open access so that all users can see, not just you? Thanks!

TakePicture without using a FileProvider I just want to take a picture and set it to an ImageView I found two ways: 1) Use ActivityResultContracts.TakePicture () The problem with this method is that I have to create a file and pass the Uri to invoke the launcher. Since the new activity will not "belong" to my application, I have to use a FileProvider which requires modifying the manifest.xml and creating a new file: file_paths.xml 2) Use ActivityResultContract.TakePicturePreview () With this option, I can avoid using FileProvider...

Layout-inflater in fragment is not working even though it is copied from a fragment where this works I am new to kotlin and trying to inflate a fragment. When doing so i get the error: "non-static variable R cannot be referenced from a static context". I don't see what i have done wrong since i have copied the code from another fragment that works. The code below is the code in the fragment pertaining to the inflater. class GuessWordFragment : Fragment() { private var _binding: GuessWordFragmentBinding? = null private val binding get() = _binding!! override fun onCreateView(...

AWS Amplify Android Studio Unable to Sign up and get email verification I'm currently using Android Studio to connect to AWS using Amplify. I'm trying to get AWS Authentication to work, but for some reason it's not letting me. I'm having the hardest time understanding why it doesn't work. I've been following the tutorial: https://docs.amplify.aws/lib/auth/getting-started/q/platform/android/ Currently my code is simple: try {...

Retrofit post massive payload not successif I'm posting to server using @POST("upload") suspend fun upload (@Body model : Model) and it works well for small payloads but with some massive content it results in a timeout and not finishing , i tried increasing the writing timeout from 30 seconds to 300 seconds and it still fails for bigger bodies (for example 7195207 bytes body) is there any way so i can optimizet my post request or divide my post into chunks or configure it accept bigger payloads

having difficulties in MVVM NestedRecyclerview I am about to create a diary application using Nested RecyclerView. As you can see from the picture, I try to print out data on a specific date. So the choice I made is... First of all, from the data in the room, Only the date is selected in the String Type and delivered to Parent RecyclerView. Based on that date, the information that came out... I'm going to deliver it to Child RecyclerView. However, in this...

From extension method to lambda with receiver, how? fun (String).capitalizeLast():String { return this.substring(0,this.length-1) + this.substring(this.length-1,this.length).toUpperCase() } val asLambda: (String).()->String =

NullPointerException room database i have been struglling with null pointer run time error in my android project using room database. when i try to save new row in my database it works but the error appears when i want to display the rows. also i tried to open my database folder using DB BROWSER nothing appears in my database even tabels. it says 0 tabels. it's confusing me like nothing appears in my database but i can insert and delete from android studio project. my logs 2021-11-22 191229.020...

Kotlin -> Order time in ascending order, when time is a string I have an input of time that comes as a string in the following format: "01:00 AM", and I receive multiple such times that I need to order before persisting to the database. I have a class: class Schedule { var dayIndex: Int? = null, var time: String = "" companion object { //started writing a comparator method to order the time AM-> PM, hours, minutes var orderTime = Comparator.comparing(Schedule::dayIndex, nullsLast(naturalOrder))) .. } } Should I write a...

How am I able to use some variables without initialization in Android In the below example how is the "arguments" variable working as it is never initialized . override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) arguments?.let { param1 = it.getString(ARG_PARAM1) param2 = it.getString(ARG_PARAM2) } }

Android kotlin: Getting EACCES (Permission denied) even after giving permissions I am developing an android app and having trouble with the permission handling (API lvl 30) I tried to follow the steps here: https://developer.android.com/training/permissions/requesting.html When using the "checkSelfPermission()" function, it looks like I have the necessary permissions, but when trying to Write to a file I get the error mentioned above. This is my code: class...

Kotlin coroutine called two times instead of once in Compose function I am developing an Android app with Kotlin, Jetpack Compose - for UI, and Retrofit - for making requests to a REST API server made by me. I am a beginner at Kotlin Coroutines, Compose and Retrofit and I am facing the following issue: immediately after the HomeActivity starts, the assignSyncer() function in the HomeViewModel, which contains a coroutine that retrieves a Syncer object from the server via Retrofit, is called two times instead of once. It does not produce any observable difference...

How can I do that Kotlin / Java HELP ME BOY //HELP ME fun MonitorMetod(view: android.view.View) { val monitor=layoutInflater.inflate(R.layout.toast_monitor,findViewById(R.id.toast_monitor_root)) val textView=monitor.findViewById(R.id.textView) textView.text = "Text" textView.setTextColor(Color.RED) textView.setTextSize(20f) val image=monitor.findViewById(R.id.imageView) image.setImageResource(R.drawable.image) val toast = Toast(this) toast.duration = Toast.LENGTH_LONG...

Kotlin:How to make a popup date pick when click the EditText I would love to make a popup datepicker ,while click the EditText ,And the date can be set to different languages according to the device 's language .I will need it use Kotlin. More or less like as below : Could anyone show me an example please ? Thank you so much in advance !

Kotlin Gracefully close android application I tried to close app with: finishAffinity() System.exit(0) this@MainActivity.finish() exitProcess(0) With finishAffinity app closes with animation but when I run app againg I can see the old data. With System.exit or exitProcess the app terminates suddently, without than nice fadeout animation but all data is erased and not available after app restart. How to combine the two - so to erase all data and fadeout animation on exit?

Kotlin - How can I receive an intent from a notification pending intent on an app that is in the background? I have a set of notifications for a calling application that I want to trigger a specific intent once it is interacted with (i.e when 'Accept' is clicked, it opens the in-call fragment screen, or if a voicemail notification is clicked, that fragment is opened) The problem I'm having with this is that, if the application is not in the foreground, these interactions will instead just launch the application to MainActivity without completing the intent. From what I can tell by debugging, I can...

How to remove element from iterator if condition depends on property of the object the iterator is based on? Let me elaborate: I need to be able to iterate over a list of objects. Each of the objects has a property which is a list, and I have to check if that list contains any elements that are not in another list. When I tried to do it by using nested for loops, it kept giving me concurrent modification exceptions, so I tried to use an iterator, but now I'm stuck, since if I make an iterator based on the list of objects, I can't access the individual object's properties to then iterate over. Here's...

android studio can read one of my assets files, but not others I am trying to read from a .txt file in my assets folder in android studio, and i was able to get it working with one of my files, but when I added the others and tried to read from them, i get a "java.io.FileNotFoundException" for example val inputStream: BufferedReader = requireActivity().assets.open("example1.txt").bufferedReader() val lineList = mutableListOf() will work, but val inputStream: BufferedReader = requireActivity().assets.open("example2.txt").bufferedReader()...

Why do my App crashes when the AppTheme is changed My app crashes on launch after I changed the AppTheme from to Following is the 'HomeActivity.kt' class HomeActivity : BaseActivity() { private lateinit var binding: ActivityHomeBinding override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) supportActionBar binding = ActivityHomeBinding.inflate(layoutInflater) setContentView(binding.root) val window = window window.statusBarColor =...