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Android - Mutex doesn not stop more than one coroutine to modify or read the data?

The problem does not come from the mutex, but from the fact that you call remove in a for each loop. The list is modified while being browsed, which it does not support. To make your remove function w...

Tags: android, kotlin, mutex

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Kotlin - Calling Fire-And-Forget Methods - Which Scope?

You will also have to mark analyze() as suspend method. A normal call to fireAndForgetMethod() will then wait until the method is finished, before continuing. Ideally, you should use coroutineScope(D...

Tags: kotlin, asynchronous, scope

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Java - What happens to consumer flow for instance when replaced by another one?

For the most part, the Java Memory Model should apply here. First of all, I am assuming that your singleton is created in a thread-safe way (e.g. it's a val or something from a framework designed with...

Tags: java, multithreading, kotlin

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Android - Display dynamic list of items which are not saved in local room database?

You could perform the filtering inside the combine's transform which will be called on updates to the local data source. val uiState = combine( remoteFlow, localFlow, ) { remote, local ->...

Tags: android, kotlin, android-jetpack-compose

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Kotlin - removes spaces around buttons?

To modify spacing for the whole column use Arrangement.spacedBy: Column( verticalArrangement = Arrangement.spacedBy((-8).dp),

Tags: kotlin, button, alignment

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Android - Kotlin safe args direction is not generating?

According guide section Add classpath buildscript { repositories { mavenCentral() } dependencies { classpath(libs.androidx.navigation.safe.args.gradle.plugin) } }...

Tags: android, kotlin, android-navigation

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Android - How to add items to mutableListOf on click?

In Jetpack Compose, you should not store any state outside of Composables or ViewModels. So the way you defined your object DataSource is not a good practice. You should instead store your list in a C...

Tags: android, list, kotlin

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Android - Can someone help me find whats wrong with the code below?

There seem top be multiple issues , I seperated your code into parts SPINNER package com.example.spinner import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.view.V...

Tags: android, kotlin, android studio

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Android - How to access data class result object from a sealed interface?

Just use is to check the type when(result) { is Approved -> //code is NotApproved ->//code }

Tags: android, kotlin

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Android - WearOS heartrate being read but not changing on the display?

first of all the link of picture you put in doesn't show any thing and then the UI doesn't seem to reflect the updated heart rate value. you need to observe changes in the mutableHeartRate variable an...

Tags: android, kotlin, android-jetpack-compose

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