programmatically click on a HTML button in WebView from fragment in Android I need to open a dialog in a website which opens on clicking a HTML button of the website. I'm trying to click on a HTML button based on the id from the fragment, how can I perform the action, I'm using `webView.setWebViewClient(new WebViewClient() { @Override public void onPageFinished(WebView view, String url) { super.onPageFinished(view, url); // trying to click the button with id btn-to-be-clicked...

Count isn't counting the amount of string items in an array in Kotlin I just want to count the words in the array using .count but its giving the following error: error: type mismatch: inferred type is String but (TypeVariable(T)) -> Boolean was expected println(sentArr.count(x)) code: fun main() { var sentence = "Bob hit a ball, the hit BALL flew far after it was hit." var sentArr = sentence.split(" ") var bannedWords = arrayOf("ball") for(x in sentArr){ println(sentArr.count(x)) } }

How do I get CDI to work with quarkus when using a gradle composite build? I can't get quarkus CDI to work when using a gradle composite build Gradle 8 Quarkus 2.16.2.Final Here is my super simple DI code. First, the Bean I want to inject in the library: //file: libraries/auth/src/main/kotlin/com/bean/example/auth/AuthTokenProvider.kt package com.bean.example.auth import javax.enterprise.context.ApplicationScoped @ApplicationScoped class AuthTokenProvider() { val myToken = "so secure" } Second, the service I wish to inject the bean into: //file:...

Jooq: How can I map a JSONB column to a Kotlin data class field? I have this table that has a metadata jsonb column, that's supposed to be a json array of data about other tables/PKs. I am able to insert rows into the database, but am having a hard time mapping the the record into the data class, due to this json column. CREATE TABLE IF NOT EXISTS tracked_event ( id uuid primary key, user_id uuid references "user" not null, -- other columns metadata jsonb not null ); And I have a data class for it: data class...

Is there a way to continously record audio in background with a service on Android with Kotlin? Im building an app that translate audio in background on live. I display a overlay over apps and i want to record the audio to translate in real time. But in android 13 the audio recording stops after a few secods recording. I guess that the problem is for the security of the user, but im looking for a second opinion Im using the SpeechRecognizer library Added a piece of code AndroidManifiest.xml OverlayService override fun onCreate() { super.onCreate() windowManager =...

Creating a Kotlin DSL to accept processing pipeline and deliver an end result I want to try to write a DSL, which can launch multiple methods piped one after the other to give an end result of a specific type, lets call it “Result”. The intermediate results of each of the calls can have different types, lets call them for example “Type 1", “Type 2” etc. I tried to accomplish something like this with following code. class PipelineBuilder { val steps = mutableListOf Any?>() var initialFunction: (suspend () -> I)? = null fun startWith(step: suspend () -> I)...

AES/ECB/PKCS5Padding encrypted video with exoplayer android (JAVA/KOTLIN) I am trying to download a video file and encrypt it while downloading then play it using Exoplayer when I search for how to play AES Video I found I must make my own DataSource. then I try to implement it in many ways but always it gives me that error. (The project is old you might see java and kotlin code together) Error ExoPlayerImplInternal: Playback error com.google.android.exoplayer2.ExoPlaybackException: Source error at...

How to upload and edit Image with FireStorage in Kotlin? I have recyclerView, it gets Uri from local Gallery. And I add item to viewModel named ImageSizeCheck. class ImageSizeCheck : ViewModel() { var imageList = MutableLiveData() var imageListValue = imageList.value var templateList = mutableListOf() fun addImage(addImage: Any) { imageListValue?.forEach { data -> templateList.add(data) } templateList.add(addImage) imageList.value = templateList } fun removeImage(removePosition:...

HealthConnect Permission Handling: What is the difference between the two else{...} Im trying to implement permission handling for healthconnect functionality. I made a the function checkPermissionAndRun with the help of the documentation, however I'm not sure what the difference between the two else{...} codeblocks is. Furthermore, is it alright if I call the checkpermissionandrun function once in the oncreate, or should i do this also when interacting with HealthConnect? class MainActivity : AppCompatActivity() { // build a set of permissions for required data types...

FTPClient.connect's parameter I'm trying to connect ftp server with FTPClient. but connect is not working. I passed ip address and port number as parameters. When i don't write port number, "Socket:failed to connect to /106.10.40.222 (port 21) from /:: (port 37510): connect failed: ECONNREFUSED (Connection refused)" is occuring. Ip address is "106.10.40.222" and port is 1028. I will do download file in stp server after connecting. fun ftpFileDownload( uri: String?, id: String?, pw: String?, localFile:...

android studio sdk exception This morning suddenly SDK location not found occurred. hope for help I want the app to build

detectTransformGestures without consuming or blocking other gestures in Jetpack Compose I have taken a look at the following answer and it didn't work How to use detectTransformGestures but not consuming all pointer event The problem: I have a LazyList that I need to scroll vertically, the children composables also are draggable horizontally and respond to tap and presses. But, I want the LazyList to also be pinched-in or pinched-out while still...

Android Studio build error - compileDebugJavaWithJavac task (current target it 1.8) and kaptGenerateStubsDebugKotlin task (current target is 17) Getting the following build error in Android Studio compileDebugJavaWithJavac task (current target it 1.8) and kaptGenerateStubsDebugKotlin task (current target is 17) jvm target compatibility should be set to the same java version during the kaptGenerateStubsDebugKotlin step of project build in Android Studio

how to create clickable hyperlink in textview by retrieving url link from firebase so, i have created child 'User' in my realtime db, in 'User' there's children 'link' that contains string of the url link (link inputed optional by user). the problem is i want to retrieve the 'link' with value string into my hyperlink textView that when it's clicked it will go into the link address. turns out i'm just getting the url string in my textview but the link is not clickable. i already search some tutorial, but mostly it shows to me to open link into webview or some search that i...

Read value from Kotlin flow and return immediately I have to read a value from a flow just once and then immediately return it from the function. I have a piece of code like this: fun getValue(): String { val flow = getFlow() Mainscope().launch { flow.collect { return it } } } But this is giving me an error saying that I cant return from inside collect. I know that ideally I should be returning the flow object itself and then calling collect on the returned flow. But it is not possible, since...

Android Spinner - Differentiate manually and programmatically selection I am looking for a way to differentiate selection type in OnItemSelectedListener of Spinner between manual selection by tapping and by setSelection(pos) i tried by this, but no success binding.spinner.onItemSelectedListener = object : OnItemSelectedListener { override fun onItemSelected( adapterView: AdapterView, view: View?, position: Int, id: Long ) { if (adapterView.isPressed) {...

setOnClickListener is not working properly on some occasions Currently, I have the following class for VideoActivity class VideoActivity() { lateinit var videoView: VideoView lateinit var mMediaPlayer: MediaPlayer lateinit var videoPlaybackMenu: VideoPlaybackMenu .... override fun onCreate(savedInstanceState: Bundle?) { AndroidInjection.inject(this) super.onCreate(savedInstanceState) setContentView(R.layout.activity_video) videoView = findViewById(R.id.video_view) .... } override...

Sort firebase databse using an object inside an array in Android I want to sort a list in firebase realtime database using orderByChildValue(). But the value is inside an array. How to do that? Database { "partners": [ { "full_name": "Alex Smith", "partner_roles": { "role1": [ { "latitude": 9.84945654, "locality": "location1", "longitude": 76.32834545 }, { "latitude": 9.81232145, "locality": "location2", "longitude": 76.34229345...

Mocking Gradle javaexec calls with mockK Currently a beginner with mockK as it relates to developing Gradle plugin code in Kotlin. Suppose I have this class: abstract class MyDomainObjectClass @Inject constructor(private val execOps: ExecOperations) { abstract val mainClass: Property fun run() { execOps.javaexec { // ... } } } What I want to do is to construct a MyDomainObjectClass (normally constructed using something like ObjectFactory.newInstance()) in such a way that I can pass in a...

Null pointer exception in Navigation In jetpack compose I got a null pointer exception while playing with navigation in jetpack compose. Dont know exactly why it is giving a null pointer exception. I have two screens Home and Details. This is MainActivity. package com.example.composenavigation import android.os.Bundle import androidx.activity.ComponentActivity import androidx.activity.compose.setContent import androidx.navigation.NavController import androidx.navigation.NavHostController import androidx.navigation.compose.rememberNavController...

Some problems with using android Material3 FilterChip I created a page with Compose's FilterChip: @OptIn(ExperimentalMaterial3Api::class) @Composable fun TestPage() { var order by remember { mutableStateOf(true) } val updateIsASCOrder: (b: Boolean) -> Unit = { order = it } Row { FilterChip( border = FilterChipDefaults.filterChipBorder( borderColor = Color.Transparent, disabledBorderColor = Color.Transparent ), modifier = Modifier.weight(1f),...

Is OSMDroid trying to open and render a cached map tile it downloaded? Context I am developing an app that uses OSMDroid. While running the map functionality and testing for bugs, I stumble across something like this in the logs: ... 2023-02-17 151906.820 28041-28422 .networkmonitor com.project123.networkmonitor E Failed to open file '/data/data/com.project123.networkmonitor/code_cache/.overlay/base.apk/assets/Mapnik/17/109600/60180.png': No such file or directory 2023-02-17 151906.820 28041-28422 .networkmonitor...

Do different locks cover each other? I would like to ask about locking mechanism. Lets say I want to do something like "very simple databse". I have 3 maps, one for storing values and two others for storing indices "by user" and "by device", so that filtering by both is more effective. I don't want to have inconsistencies across these three maps, as almost all methods are manipulating with 2 or all maps so synchronization is required and Concurrent map types are not enough. Question: Is it okey to mix synchronized(this) together...

Permission Android/data in Android 12 (open failed: EACCES (Permission denied)") I want to edit a file with ini format. There is no problem outside the Android/data folder and it works, but I want to access it in the following path. Direction : /Android/data/com.xxx.xxx/files/xxx/xxx.ini Error: "/storage/emulated/0/Android/data/com.xxx.xxx/files/xxx/xxx.ini: open failed: EACCES (Permission denied)" permissions

android:requestLegacyExternalStorage="true"

Сode fun Save() { val ini = Wini( File(...

Which scope to use in Kotlin to retrieve remote data in a ViewModel Currently I'm using a viewModelScope to launch a coroutine which in turns retrieves data from a remote server and caches the results in a local ROOM database. My question is if I should use instead a GlobalScope to launch the coroutine to get such remote data, as the retrieval/caching can be interrupted if the app is sent to the background when using the viewModelScope.

Expandable List View setonchildlistener not working I was working with expandable list view in kotlin. I wanted it to open a new activity when I clicked on a child in the list. But I couldn't do it. If you know of a way to do this, please be helpful. this tried method

What should I learn? [closed] I want to make a app for a basic project based learning, the app is for storage of data between "coaches" and "athletes" where athletes will upload their workout times and coaches can collectively see the data of all their athletes in a single place. What skills should I learn in order to make this either a web application or a Android application? I have knowledge of programming languages only. What things should I learn in order to make this project? I have got suggestions to learn a...

"Could not find method wrapper()" in build.gradle file generated by openapi-generator kotlin client I have a simple spring boot project using the kotlin gradle dsl. I want to generate an OpenApi client using the openapi client generator gradle Plugin. I have successfully done so, using this configuration. Until now, this was a single project build. But when i try to include it, i get an error message "Could not find method wrapper()". This is how i generated the client and added it's file into my source sets: import org.jetbrains.kotlin.gradle.tasks.KotlinCompile plugins {...

Can Kotlin extension functions be called without an import declaration? Is it possible to call an extension function from another package without importing it? Given an extension function: package ext fun Int.plusOne() = this + 1 Is there any way to call this function without importing the function first? I can call non-extension functions without an import (ignore that the function does not need to be imported, just note that the syntax is valid): val el: List = kotlin.emptyList() I can instantiate classes without an import: val str = java.lang.String("yo.")...

Kotlin expect generic subclass as parameter I have an interface which contains a generic and have its extensions working properly, however I'm not able to receive a list of this subclasses as parameter. The code below works perfectly: interface Runnable class FirstRunnable : Runnable class SecondRunnable : Runnable interface Runner where T : Runnable { fun run(runnable: T) } class FirstRunner : Runner { override fun run(runnable: FirstRunnable) = println("first runner") } class SecondRunner : Runner { override fun...