97,592 questions
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Android Studio App crashes sometimes when trying to get data from local webserver [duplicate]
I am currently trying to build my first app with android studio.
I am trying to access data from a webserver
My code is:
class MainActivity : AppCompatActivity() {
override fun onCreate(...
0
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0
answers
12
views
How to suspend coroutine in a composable function until a specific value appears in a SnapshotStateList
How to properly wait for a specific value to be added to a SnapshotStateList defined in a ViewModel from a Composable function.
My current implementation executes immediately without waiting for the ...
- 33
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16
views
Kotlin variable vs field initialization semantics [duplicate]
Let's consider the following Koltin code:
val a: Int = 1
class A {
val a: Int = a // error here: a is not initialized
fun f() {
val a = a // this is fine, a on the right-hand side ...
- 7,345
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0
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10
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How to get real time Location Data in DJI SDK?
I want to get real time data of my current drone location like Latitude and Longitude
I tried this code and it is not working at all.
KeyManager.getInstance().listen(
...
1
vote
0
answers
24
views
ld: framework 'FirebaseCore' not found
I have a kmm app that uses Firebase.
In the android project, the packages are found in the build process, the problem is with the ios app.
When I try to build the iOS app, I receive the error:
> ...
- 31
0
votes
1
answer
36
views
sh script runs from Terminal but not when called from Kotlin
so I got an application which is using a slippy map, hosted by a MapTiler server.
I've wrote a little sh script called setup_server.sh to start up the server:
#! /bin/sh
./maptiler-server --workDir &...
- 11
0
votes
0
answers
11
views
Fragment Container View Loose NavGraph
I have a function to create a new bottom sheet dialog in my main activity which contain a fragment container view to display a nav graph.
private fun showBottomSheet() {
// Create the ...
- 11
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0
answers
9
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android Task :app:connectedDebugAndroidTest fails with error : caused by: org.bouncycastle.openssl.PEMException: malformed sequence in RSA private key
i'm trying to run basic instrumented test on my android app , to test room database , when i lunch the test , the task
:app:connectedDebugAndroidTest
always fails and throws the following error
...
- 504
0
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0
answers
15
views
Detecting ambient mode in Wear OS 5
I have a ComplicationDataSourceService that needs to be notified when the watch goes into ambient mode or the screen turns off. Prior to Wear OS 5, I was using DisplayListener.onDisplayChanged to ...
- 308
0
votes
1
answer
26
views
Trying to understand the UI in Android Studio with Kotlin and have a question about modifier.weight()
So I have an Issue about understanding the modifier.wheigt(), so as I understand the function just divides the space and I am doing the Practice Tutorial about the "ComposeQuadrant" and the ...
1
vote
1
answer
26
views
How to update a value of a UiState on a StateFlow?
Having this on my viewmodel:
val uiState: StateFlow<BusStopsDBScreenUiState> = busDataRepository.getBusStops()
.map<List<BusStop>, BusStopsDBScreenUiState> { busStops ->
...
- 37.4k
0
votes
0
answers
24
views
Catching CompletionException from kotlin function
My ultimate goal is to find the number of partitions for a Pulsar topic (Getting number of partitions of a Pulsar topic: could not be parsed into a proper Uri, missing scheme) but in the process of an ...
- 3,321
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answers
18
views
Getting number of partitions of a Pulsar topic: could not be parsed into a proper Uri, missing scheme
I'm unable to get the number of partitions from a topic via the PulsarAdmin API:
val admin: PulsarAdmin =
PulsarAdmin
.builder()
....
- 3,321
0
votes
1
answer
56
views
Can exceptions be used to handle network errors? [closed]
I noticed that in all the examples of working with the network (Retrofit, Ktor, etc.) create sealed classes like this:
sealed interface ApiResponse<out T> {
data class Success<T> : ...
- 181
0
votes
1
answer
44
views
App fails when trying to retrieve ID auto increment Android
I am trying to get the last added or inserted record in the sqlite database/table based on the auto increment "id" Integer, but my app keeps crashing.
Here is my Kotlin code.
@SuppressLint(&...
- 3,266