How to make "Choose Destination Directory" dialog appear after "Create Test" in Android Studio I am studying unit-testing from Google codelab. https://developer.android.com/codelabs/advanced-android-kotlin-training-testing-basics#5 There is one step to choose the folder in AndroidTest/Test destination dialog But my Android Studio doesn't show this dialog...

Android Studio cann't recognize java file Why AndroidStudio cann't recognize some java files in my project? I have a FileInfo.java in folder , and Android Studio cann't take it as a java file ,but other java file can be recognized normally. My Project can build successfully. Other Java class cann't index this FileInfo class. Everywhere which use FileInfo are red text. the issue seems like this How to solve this problem?

React Native app rejected for QUERY_ALL_PACKAGES So, here's a head scratcher (at least, it is for me). Issue found: Less broad app-visibility method should be used. We are unable to approve your app’s use of QUERY_ALL_PACKAGES permission because >the declared task can be done with a less broad app-visibility method. One suggested method is to declare your app's need for specific package >visibility using the element. You may refer to the common use cases. But here's where it gets weird...the permission is not on my merged manifest, or...

When will the init{...} be launched in a Class of Kotlin? I run Code A, and get the error Result A. It seems that isRecordingState has't been initialized. So I modify Code A as Code B, and Code B can run correctly. In my mind, I can place different functions in any order in a class of Kotlin. I think init{ } of a Class will be launched after the object has been initialized, so I think I can place init{ } in any place of a class. What's wrong with my ideas? Code A @HiltViewModel class SoundViewModel @Inject constructor( @ApplicationContext...

SharedViewModel and SharedFlow I have tried to create a shareViewModel with UiStates and using a Channel or a SharedFlow to notify errors and don´t show repeated toasts. UserViewModel @HiltViewModel class UserViewModel @Inject constructor( private val userUseCases: UserUseCases ) : ViewModel() { private val _userState = MutableStateFlow(UserState()) val userState: StateFlow = _userState.asStateFlow() private val _notificationFlow = MutableSharedFlow() val notificationFlow =...

Spring wrongfully tries to cast my sealed class into a Collection. Why? I have a problem with Spring, kotlin, and sealed classes, and don't know where it comes from. It would seem Spring tries to cast my ErrorDto class into a collection, when it shouldn't have to cast it. Context I have a sealed class Response that wraps my responses. sealed interface Response class ErrorResponse(status: HttpStatus, message: String) : Response, ResponseEntity(ErrorDto(status.value(), message), status) class SuccessResponse(responseEntity: ResponseEntity) : Response,...

failed to apply kotlin-android and compileSdkVersion is not specified native and am having trouble building my android version which is giving me the error bellow and i couldnt find anything about it with the newer versions of react-native-webview ty in advance FAILURE: Build completed with 2 failures. 1: Task failed with an exception. ----------- * Where: Build file 'D:\Users\Volxen\Desktop\port\tv\node_modules\react-native-webview\android\build.gradle' line: 35 * What went wrong: A problem occurred evaluating project ':react-native-webview'.

Failed to...

Android or Ios PhotoEditor Sdk Any Photo editor libraries available for android and ios (Paid or Free) in which we can save edited photo and later we can re-edit that photo?

how to get epochMillis from a date based on timezone I am trying to get epochMillis from a date based on timezone "Europe/London" I have a Date 2022-08-31 and I want to get epochMillis for end of day - 2022-08-31T235959 val endOfYear =

2022-08-31

val format = SimpleDateFormat("yyyy-MM-dd") val endDate = format.parse(endOfYear).toLocalDateTime(timeZoneId).plusDays(1).minusSeconds(1) // to get end of that day //timeZoneId - Europe/London val epochMillisEnd = epochTimeSecsToMillis(endDate.utcEpochSecs) // returns 1661990399000 that returned...

How to make a notification at an exact date and time in Kotlin, Android After reading about 20 articles on this site, the official Android Developers site and elsewhere, it seems that I cannot find how to pass the exact date and time to fire a notification in Android and Kotlin Does the notification builder has a method in which I can pass this time or should I keep trying with Alarm Receiver? I am not sure how to instantiate Alarm receiver in the ViewModel AlarmReceiver import android.app.AlarmManager import android.app.PendingIntent import...

Need help on Jetpack Compose Animation - Kotlin I am a newbie in android Kotlin development, it would be really appreciable, if someone can help me out. I already spent more than a week on the research of jetpack compose animation. I have been trying to create a control where the circle has to given a pulsating animation and that needs to be controlled with various states or configuration. As a note - the animation is not only for a single circle, it has to be with multiple circle for different states. I was able to implement the required...

Is there a simpler way to count the number of tokens in a string with duplicated delimiters in Kotlin? I want to count the number of tokens in a string with occasional delimiter duplicates. String.split() doesn't work well in this case because it doesn't deduplicate delimiters. For example: val msg = "The cat won't stay away from the chickens." val tokens = msg.split(' ') var count = 0 for(t in tokens) if(t != "") count++ tokens = ["The", "", "cat", "won't", "", "stay", "", "", "away", "", "from", "", "the", "chickens."] tokens.size = 14 count = 8 I'm looking for a simpler way to...

Problem with Kotlin inline class deserialization to JSON in tests I'm trying to write tests for routes in a WebFlux application, but I encountered a problem. I got an error during parsing to JSON: 133820.601 [parallel-1] DEBUG org.springframework.web.server.handler.ResponseStatusExceptionHandler - [248c6c90] Resolved [ServerWebInputException: "400 BAD_REQUEST "Failed to read HTTP message"; nested exception is org.springframework.core.codec.DecodingException: JSON decoding error: Cannot construct instance of

com.test.GetItemRequest

(although at least one...

Button stroke (color, width) Good evening, how can I change the color of a stroke programmatically in Android Studio (language Kotlin)? I'm new and can't figure out if any method should be used? Thanks in advance

Cannot find method - Error when upgrading kotlin-gradle-plugin from 1.6.21 to 1.7.10 I am getting the following error, Unable to find method ''org.gradle.api.tasks.SourceTask org.jetbrains.kotlin.gradle.tasks.KotlinCompile.source(java.lang.Object[])'' 'org.gradle.api.tasks.SourceTask org.jetbrains.kotlin.gradle.tasks.KotlinCompile.source(java.lang.Object[])' Gradle's dependency cache may be corrupt (this sometimes occurs after a network connection timeout.) Re-download dependencies and sync project (requires network) The state of a Gradle build process (daemon) may be...

Common code for different flavors (Android) I have some flavors in my Android Project. For different flavors was implement different libraries. For example: productFlavors { flavorFull {} flavorFullEU {} flavorEU {} flavorFree {} } And then something like this: dependencies { implementation "androidx.somelib.common:$version" if(getGradle().getStartParameter().getTaskNames().toString().toLowerCase().contains("full") { implementation "androidx.common.common:$version"...

How to check if a character exists in a list with IgnoreCase I want to replace all vowel character to ! I'm using a list as a reference like var word = "HELLO" val vowels = mutableListOf('a','e','i','o','u') for(letter in word) { if(letter in vowels){ word = word.replace(letter,'!', true) } } println(word) My code works only for small letters, how can I use in keyword but I want to IgnoreCase when checking if its inside the list

Fetching rows from Room in one activity returns an empty list, while in another recyclerView displays everything fine I'm trying to make a list of favorite groups to display when a star is pressed in the menu. Despite the fact that there are rows in the database with data, my function from MainViewModel always returns an empty list, although in another fragment where I display the list of favorite groups in recyclerView everything works as expected and each newly created group is displayed correctly. Here everything is fine: mainViewModel.readFavoritesGroups.observe(viewLifecycleOwner) { groupEntity ->...

Making Dagger Hilt with room database support synchronization (Cannot provide or bind DAO inside ItemDatabase abstract class) I just changed the structure of my database classes in my app to support synchronization and @Volatile, but dagger does not accept that, I got these errors ItemsDatabase.java23 error: itemDAO is annotated with more than one of (dagger.Binds, dagger.multibindings.Multibinds, dagger.producers.Produces, dagger.Provides, dagger.BindsOptionalOf) public abstract com.mml.dummyapp_kotlin.data.database.ItemDAO itemDAO(); and when I delete @Provides from abstract method Dao I got that error:...

how to extract an integer range from a string I have a string that contains different ranges and I need to find their value var str = "some text x = 1..14, y = 2..4 some text" I used the substringBefore() and substringAfter() methodes to get the x and y but I can't find a way to get the values because the numbers could be one or two digits or even negative numbers.

MediaStore creates a new file with instead of overwriting the existing one I want to write to a file periodically and always replace it if already exists. The problem is that, using MediaStore, instead of overwriting the file, it creates a new one with the same name and appends a number to it fun exportToFile(fileName: String, content: String) { // save to downloads folder val contentValues = ContentValues().apply { put(MediaStore.MediaColumns.DISPLAY_NAME, fileName) put(MediaStore.MediaColumns.MIME_TYPE, "text/plain")...

Android unit testing kotlin: LiveData value was never set I'm getting this error while unit testing: "LiveData value was never set." I'm trying to test the getStudents() method of my viewmodel that looks like this: StudentViewModel: @HiltViewModel class StudentViewModel @Inject constructor( private val getStudentsUseCase: GetStudentsUseCase ) : ViewModel() { private val _studentLD = MutableLiveData() val studentLD: LiveData = _studentLD private val _errorLD = MutableLiveData() val errorLD: LiveData = _errorLD fun...

gradle multiproject fails when implement another subproject I am recently learning gradle and I tried to build multi project module. The project structure is like . ├─ build.gradle.kts ├─ settings.gradle.kts ├─ sub1 │ └── build.gradle.kts │ └── src ├─ sub2 │ └── build.gradle.kts │ └── src sub1 is first subproject and sub2 is second subproject. sub1 project is built in kotlin with spring-starter-jpa sub2 project is build in scala with spark What I need now is implement sub1 project from sub2 and use a Map. All the logic sub1 has is to create that...

how to fix "Java source root points to a non-existent location: " error in Android Studio I'm trying to get familiar with jetpack compose. I cloned the Android Developer Codelab, and I'm practicing the Navigation Codelab. I haven't even done much in the codelab, but when i run the code I get an error; <a...

Spring Data Rest - POST request return status 400 After updating Spring Boot from version 1.5 to 2.7, POST requests returns status 400. I have Feed repository: interface FeedRepository : PagingAndSortingRepository { // Custom methods } Spring Data Rest generate default controller for him, so I can make requests on: localhost:8080/api/feeds Feed class: @Entity @DiscriminatorValue("feed") class Feed( id: Long, //Superclass Fields, @ManyToOne val parent: Feed?, @OneToMany(mappedBy = "parent", cascade =...

Android Kotlin - Nagivation Component - Activity not restart when I am in the last activity and I press back, my app goes to the background but when I return my app restarts going back to the "login" screen, if I am in "Home" and I go back it goes to the background because my login activity finished, I understand this is part of how the Android system works. Having an app with an sdk that uses bluetooh with asynTask tasks, I would like to be able to force an activity not to close or cancel when it goes to the background, I am looking for alternative...

Cmpose image mask I would like to create slider in compose. Top/increase icon and bottom/decrease icon should change theirs color based on current progress like on image. When progress is on icon then icon should change color to white only to progress line. I tried canvas with multiple blending mode but nothing works for me.

Ktor testApplication request cannot remove Accept Header I'm trying to test ktor. And, then, compare the response and request that I've done with previous snapshot. It was working on the 1.6.x version. But, when I upgraded, I had to change the testing function to testApplication. Which makes available a client, so you can request. fun `my test`() = testApplication { val response = client.request("/v1/mytest") { method = HttpMethod.Get addClientVersionHeaders() headers {...

Using root features in android (read internal storage folders) My application should work in a way that getting information about another installed app which stores in internal storage. There is pure rooted android phone. Is it possible to get access to Internal Storage like some rooted explorers doing and could someone explain how does root actually works and could be used in android development?

anonymous authentication with Firebase in Android E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.firebasetest, PID: 30477 java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.firebasetest/com.example.firebasetest.MainActivity}: java.lang.IllegalStateException: Default FirebaseApp is not initialized in this process com.example.firebasetest. Make sure to call FirebaseApp.initializeApp(Context) first. at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2817) at...