setSpeakerphoneOn not working in AudioManager in android I am developing an app for Android. I am facing one problem. I couldn't put on the speaker. I use setSpeakerphoneOn function in AudioManager but it doesn't work. audioManager = (AudioManager)getSystemService(Context.AUDIO_SERVICE); audioManager.setMicrophoneMute(true); Kindly help me to solve this. Thanks in advance.

Calculate CRC16 with given polynomial in Java I'm looking for a Java or Kotlin library that can calculate a CRC16 given a certain polynomial. In other words, I need to be able to configure the exponents. Despite extensive googling, I haven't been able to find anything useful. There are some example implementations, but no actual libraries. I'd expect Guava or Apache Commons should be able to do this, but they don't seem to have an implementation for CRC16. Any suggestions would be much appreciated!

How to set Custom DNS for Android or Flutter app I want to add custom dns like 1.1.1.1 in my android or flutter app it means that all of the traffic of my application such as firebase/glide/retrofit have to route from my custom dns how should i implement this ? i'd already tried some ways to set dns for whole android device but i dont want to touch android dns , just my application should use that dns

How to upload a excel sheet in android and display it inside app only? I making a project in which I need to see employee's login timings stored in a excel file in local storage of device. I need to upload/open it inside application and open a preview of the excel sheet inside app only. Does anyone know who to achieve this?

Filtering list from LiveData in observe method. Is it ok to using LiveData placed in companion object in the Service? Is it possible to use LiveData in this way? LiveData placed in a companion object in my TrackerService? It has fields such as timer, location list, distance, etc. I did it this way because moving the timer to the database and loading it into the ViewModel was causing a delay. If not, how else can I move the data from Service to ViewModel and put it in LiveData? @AndroidEntryPoint class TrackerService: LifecycleService() { @Inject lateinit var notification: NotificationCompat.Builder...

Generate native headers from kotlin file im trying to write JNI app and want to use kotlin in it. As i understand kotlin equivalent of this: private static native void hi(); is: private external fun hi() but the problemm is that i cant gen .h files with gradle in my project: compileJava{ options.headerOutputDirectory.set(file('src/main/java/idk/bluecross/JMM/natives')) } how can i do this? here is my build.gradle by the way: plugins { id 'java' id 'org.jetbrains.kotlin.jvm' version '1.8.0-RC2' id 'application'...

How to use DataStore in jetpack compose when splash screen is running? I have tried by my self, but im getting for close and no error message detected in my ANDROID STUDIO IDE, please help me to solve this. i really appreciate who help me for this. thank you. sorry i am not experience in android dev MyDataStoreRepoInterface interface DataStoreRepo { suspend fun putString(keyString,valueString) suspend fun putBoolean(keyString,valueBoolean) suspend fun getString(key: String):String? suspend fun clearPReferences(key: String) }...

Can I use setContent from compose in all activities I faced with problem when i can use setContent in second Activity @Composable fun BuildContent() { val context = LocalContext.current Button(onClick = { val intent = Intent(context, CheatActivity::class.java) context.startActivity(intent) }) { Text(text = "Cheat!") } SecondActivity class CheatActivity : AppCompatActivity() { private var answerIsTrue = false override fun onCreate(savedInstanceState:...

print a variable a to textview android kotlin when I'm making android application in Kotlin, defining a variable gives me a result. I need to show this variable in TextView, how can I show it. var a = (labelProbArray[0][0]) println("test"+ a)

RuntimeException: cannot find implementation for MovieDatabase. MovieDatabase_Impl does not exist I'm using Hilt as Dependency Injection to inject Room, ViewModel, Repositories, and other components but I'm getting the following exception while injecting Database module. Exception Caused by: java.lang.RuntimeException: cannot find implementation for com.qst.qstmoviesapp.db.MovieDatabase. MovieDatabase_Impl does not exist at androidx.room.Room.getGeneratedImplementation(Room.java:100) at androidx.room.RoomDatabase$Builder.build(RoomDatabase.java:1486) at...

Gson annotations with Kotlin I have a SpringBoot project with Kotlin, and I am using Gson to read and write Json. I am trying to annotate some fields away from Json by custom annotations: data class Order( val external: Boolean, val orderNumber: String, val companyName: String, @Exclude val vatCode: String, ) Here is how I define strategy: private final var strategy: ExclusionStrategy = object : ExclusionStrategy { override fun shouldSkipClass(clazz: Class?): Boolean { return false }...

Response validation Doesn't work properly in ktor So I have an API response like this : If it succeed {"success":true,"message":"user found","data": {data} } If failed {"success":false,"message":"user not found" } the response code for the two above is 200. After reading Ktor's documentation, we can use Response validation (https://ktor.io/docs/response-validation.html#2xx). When I get a response with status = false, the validation is working...

How to make a Kotlin Coroutine function not asynchronous? Currently, I am making API calls to 2 to 3 different APIs, where the second API Call relies on data from the first. However, the compiler calls the 2nd function even before the first function is completed, causing an error. How can I call the 2nd function only after the first is done? Thank you /** * Function to get Bus Timings depending on Bus Service No. or Bus Stop Code */ fun determineUserQuery(userInput: String) { // Determine if User Provided a Bus Service No. or...

Load screen data after animation ended Is there any way how to load screen data (for example from API or Room) after animated transition between two screens is done? I am using LaunchedEffect for loading data from ViewModel, but I always get data while animation is still running and this looks very laggy. I know there is a way how to do it with delay in use-case to get data later, but of course there must be a better solution for this...

@ConfigurationProperties is not working in Spring Boot 3.0.1 I faced the issue after upgrade SpringBoot from 2.x to 3.0.1 In kotlin, @ConfigurationProperties deosn't generate 'peroperteis' field in some conditions. 1. Code: 'var' with default value @ConfigurationProperties(prefix = "cnr.app") data class AppProperties( var name: String = "cma", var version: String = "0.0.1" ) spring-configuration-metadata.json { "groups": [ { "name": "cnr.app", "type": "studio.m2s.cnr.cma.AppProperties", "sourceType":...

How to save input data of RecyclerView to DB? I want to save it to the db by pressing the complete button after entering the data in the item of the recycler viewcomposed ofEditText`. I used TextWatcher to save the data entered in the EditText to the current item, but only empty data is stored in the DB. What should I do? Fragment class WriteDetailFragment : Fragment() { ... private val viewModel: WriteDetailViewModel by viewModels { WriteDetailViewModelFactory( (requireActivity().application as...

Display name is empty for tensor flow lite model generated using teachable machine I am using teachable machine to do generate a tensorflow-lite model and using that model in my android app. The result from tensor flow lite model shows display name as empty. Below is a screenshot of my teachable-machine process. I have added Cats and Dogs as name though other values like index, label, score are displayed properly. Here is a sample of the output after detection class ImageClassifierHelper(...

i have nested scopes but injection is not working I am getting this error. I am using Koin for dependency injection. I want my appointment repository to be alive as UserInfoContainer scope is alive. No definition found for class:'com.flow.domain.repository.AppointmentsRepository'. Check your definitions! UserInfoContainer class class UserInfoContainer(private val encryptedLocalDatabase: EncryptedLocalDatabase) : KoinScopeComponent { override val scope: Scope get() = getOrCreateScope().value var user: User? get() =...

How to delete selected item node from firebase realtime database? Here is the code that I am trying for removing the particular node of data from the realtime database. override fun onBindViewHolder(holder: ViewHolder, position: Int) { val place = mPlaces[position] holder.place.text = place.getPlace() holder.deletePlace.setOnClickListener { val currentUserID = FirebaseAuth.getInstance().currentUser!!.uid val placeRef = FirebaseDatabase.getInstance().reference val placeId =...

Why is navigateUp() going back 2 screens in jetpack compose? I'm starting to use jetpack compose navigation but I'm having an issue when I call navController.navigateUp(). For some reason its popping 2 screens instead of one. Main -> List -> NewNote -> Call navController.navigateUp() -> List -> Main. This is the navhost code: val navController = rememberNavController() NavHost( navController = navController, startDestination = NoteScreen.MainScreen.route ) { composable(route =...

I got error while using ''image_gallery_saver'' in flutter this is the error: '' The android Gradle plugin support only kotlin Gradle plugin version 1.5.20 and higher. The following dependencies do not satisfy the required version: project ':image_gallery_saver' -> org.jetbrains.kotlinkotlin gradle plugin1.3.72 " BUT my $kotlin_version is 1.6.10 i tried the plugin with an other app , and it's works

How to Format EUR Currency? [duplicate] While converting 100 INR to EUR I getting €4.530399999999999.How to format from this €4.530399999999999 to €4.53 this in Kotlin. I used NumberFormat.getInstance(Locale.GERMANY) but the output shows like this 4.5303NBSP€

flutter build apk results in "R8: Type [...] is defined multiple times" I am developing a flutter app for Android. For that I am using a realm database and I am using the realm dependency for flutter https://realm.io/realm-flutter/ to read data from it. This realm database is generated by some android library com.my_realm_generating_library. My problem is now, that com.my_realm_generating_library imports the realm library for kotlin <a href="https://realm.io/realm-kotlin/" rel="nofollow...

Get loaded picture URL from Coil I have a question about getting the loaded picture URL from Coil. The reason why is because I'm using https://unsplash.it/200/200 to get a random image URL which will become something like Image URL, so how can I get the second URL when the image is loaded if I pass the first one to Coil? Here is...

Showing FAB in particular fragment I want to show FAB in only 1 place - RecyclerviewFragment and to hide() it when navigating to other fragments, then show() whenever back on RecyclerviewFragment. Hiding it when navigating to AddFragment for example is working, but the other way around is not. The FAB is located in activity_main.xml.

Android firebase push notification foreground &amp; background condition I'm trying to add a style to my push notification (in this case, I add a bold "WARNING!" text). It works when my app received a notification in foreground condition, but it doesn't when in background. Do I miss something here ? val body = "WARNING! $notifBody" val bodyBold: Spannable = SpannableString(body) bodyBold.setSpan(StyleSpan(Typeface.BOLD), 0, 8, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE) builder.setSmallIcon(R.drawable.ic_logo_home) .setLargeIcon(...

Cannot calculate specific dimensions for composable TextField I am trying to create multiple items to encapsulate the specific behavior of every component but I cannot specify the dimensions for every view. I want a Textfield with an X icon on its right setContent { Surface( modifier = Modifier .fillMaxSize() .background(color = white) .padding(horizontal = 15.dp) ) { Row(horizontalArrangement = Arrangement.spacedBy(15.dp)) {...

how to change the fragments using nav controller? i am using navigation drawer with navigation components the problem i am facing is navigation is not working i have two fragments dashboard and profile but its not navigation to profile fragment. here is my code can someone help me out for this. val navHostFragment = supportFragmentManager.findFragmentById(R.id.container) as NavHostFragment navController = navHostFragment.navController val navView: NavigationView = findViewById(R.id.nav_view) appBarConfiguration =...

Get firebase authentication token uid in controller I have found myself struggling with the right way to handle my problem. I have a simple spring boot api that authenticates a JWT token given in the header. This token is generated on the client side via Firebase Authentication. @Configuration @EnableWebSecurity class SecurityConfig { @Bean @Throws(java.lang.Exception::class) fun securityFilterChain(http: HttpSecurity): SecurityFilterChain { http.cors().and().csrf().disable(); return http.authorizeHttpRequests {...

Unable to draw line on map from one destination to another destination I am trying to draw polyline between origin and destination in a seprate activity. but when i was going on that activity it only show me the map not the polyline which i want to draw . here's my code of that activity where i want to draw the polyline. ` package com.example.ridesharing_rider import android.Manifest import android.animation.ValueAnimator import android.content.pm.PackageManager import android.content.res.Resources import android.graphics.Color import...