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View all 2 collectionsMobile Development admins have deemed these posts noteworthy.
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19
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5k
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iOS Frequently Asked Questions
The iOS-related questions that get asked repeatedly, gathered together in one place. What does a new developer always ask at some point? What are the most common questions when someone is exploring a ...
- 101
Pinned
18
votes
7k
views
Android Frequently Asked Questions
The Android-related questions that get asked repeatedly, gathered together in one place. What does a new developer always ask at some point? What are the most common questions when someone is ...
- 101
Can you answer these questions?
View all unanswered questionsThese questions still don't have an answer
0
votes
0
answers
2
views
how to set Kotlin WebView's keyboard to work properly?
I have been facing an issue of the soft keyboard for Medium Phones, it simply shows up a menu and i would have to click in it so it pops up the keyboard option within other options too, i tried to ...
0
votes
0
answers
5
views
After upgrade to flutter 3.27 app redirect to not found page on IOS release only
After deleting and reinstalling the app in release mode on iOS, it redirects to a "Not Found" page. Even after disabling all logic in the splash screen (leaving only the view), the issue ...
- 786
0
votes
0
answers
9
views
Why are the probabilities always the same with MobileNet V2 model (mobilenet_v2_1.4_224.tflite)?
I am implementing a TensorFlow Lite model in my Android application using the mobilenet_v2_1.4_224.tflite model, which I downloaded from the TensorFlow GitHub repository:
MobileNet from TensorFlow ...
- 60.2k
0
votes
0
answers
4
views
iOS and Focus on Search Form on a Webpage: Unwanted Enlargement of the whole page
I have a form field of the type "search" on a valid* page:
<search>
<form action=https://cse.google.com/cse method=get target=_blank>
<input type=hidden name=cx ...
- 35
0
votes
0
answers
6
views
UITextView in input bar does not stay attached to keyboard after dismissal
I’m building a chat feature for my iOS app with a custom input bar (UITextView and "Send" button) that stays attached to the keyboard. When the user types, the input bar behaves as expected ...
Looking for an extra challenge?
View all bountied questionsThese questions have a bounty on them
1
vote
0
answers
31
views
+200
Streaming screen record from WebRTC app - route audio to internal
TL;DR
How to route remote participants voice in WebRTC call so they can be treated as internal sounds by Streamlabs or similar streaming apps?
Long story
My game is using Google WebRTC library for the ...
- 11.8k
0
votes
1
answer
34
views
+100
In iOS, Change accessibility text of a UIView element based on the focus direction
Can the accessibility text of a UIView be changed based on the direction the focus it received.
Example:
I have a layout as rendered below, Top Label followed by Collection view, followed by Bottom ...
- 3,464
0
votes
0
answers
19
views
+50
How to check if a SCNNode's geometry is visible and not obstructed by other nodes in SceneKit?
I have a container with many toy nodes. I want to touch the screen to pick up all the visible nodes.
I did a hit test to get the list of all nodes in my touch location. However, some of the nodes are ...
- 1,055
0
votes
0
answers
57
views
+500
Android management API onboard a device error
We are using Android Management Api to provision an Android 14 device with the native Google DPC using the '6-Taps at startup' method,and are really struggling to get it working.
(We have tried it on ...
- 7,564
0
votes
0
answers
27
views
+50
android studio getting Caused by: org.bouncycastle.openssl.PEMException: malformed sequence in RSA private key when trying to run test
i'm trying to run basic test does not include any encryption but im getting this error:
caused by: org.bouncycastle.openssl.PEMException: malformed sequence in RSA private key
logs:
2024-12-07T23:12:...
- 504
Recommended answers
View all recommended answersThese answers have been recommended
-1
votes
1
answer
21
views
What happens when retroactive conformance actually conflict in Swift
So I have this code:
struct GameState: Equitable {
let position: SCNVector3
}
extension SCNVector3: @retroactive Equitable {
...
}
I have to put retroactive here to silence a compiler warning, ...
- 266k
Answer
When Apple introduces the Equatable conformance, it will be undefined behaviour. From the Swift Evolution proposal, Now that this client has declared this conformance, if Foundation decides to add ...
View answer
- 266k
1
vote
2
answers
57
views
Parsing JSON in Swift Error: Expected to decode Array<Any> but found a dictionary instead
I'm trying to decode this JSON called Menu.json
[
{
"day": "Monday",
"locationName": "Memorial Union Quad",
"coordinate": [38.54141, -...
- 52k
Answer
Accepted
OrderedDictionary (from swift-collections presumably) is expected to be decoded from a JSON like this: [ "key1", "value1", "key2", "value2" ] ...
View answer
- 266k
0
votes
1
answer
57
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> : ...
- 93.3k
Answer
Accepted
Those libraries do use exception. Particularly retrofit, it will throw an exception on a network failure. As does the OkHTTP library that RetroFit is built on. So yes, it's ok to send an exception. ...
View answer
- 93.3k
0
votes
1
answer
29
views
iOS SwiftUI Image copy after applying effects
I have an iOS image to which I have applied scale, offset and rotation to, and then clipped. How can I get a copy of the image (or save a copy) with these effects applied?
import SwiftUI
struct ...
- 266k
Answer
Accepted
The modifiers you added to image1 doesn't change what "image1" means. image1 still refers to the original image. You should pass the whole image1.resizable().scaleEffect(1.5)... expression, ...
View answer
- 266k
0
votes
2
answers
81
views
Struggling with async/await: Fetching an image off the main thread while updating UI [closed]
I’m learning async/await and trying to fetch an image from a URL off the main thread to avoid overloading it, while updating the UI afterward. Before starting the fetch, I want to show a loading ...
- 403
Answer
I know this was answered on the Apple Developer Forums, but just to capture the salient parts of Quinn’s answer here: The @MainActor in Task { @MainActor in … } is unnecessary. UIViewController is ...
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- 436k
See what's trending
View all trending questionsThese are the most active questions in Mobile Development Collective
4365
votes
132
answers
1.9m
views
How can I close/hide the Android soft keyboard programmatically?
I have an EditText and a Button in my layout.
After writing in the edit field and clicking on the Button, I want to hide the virtual keyboard when touching outside the keyboard. Can someone provide a ...
3564
votes
78
answers
1.1m
views
Why is the Android emulator so slow? How can we speed up the Android emulator?
I have got a 2.67 GHz Celeron processor, and 1.21 GB of RAM on a x86 Windows XP Professional machine.
My understanding is that the Android Emulator should start fairly quickly on such a machine, but ...
- 191
6411
votes
34
answers
1.5m
views
What is the difference between px, dip, dp, and sp?
What is the difference between the units of measure
px, dip, dp, and sp?
CommunityBot
- 1
3181
votes
54
answers
834k
views
How to stop EditText from gaining focus when an activity starts in Android?
I have an Activity in Android, with two elements:
EditText
ListView
When my Activity starts, the EditText immediately has the input focus (flashing cursor). I don't want any control to have input ...
- 458
2741
votes
66
answers
1.5m
views
How can I fix 'android.os.NetworkOnMainThreadException'?
I got an error while running my Android project for RssReader.
Code:
URL url = new URL(urlToRssFeed);
SAXParserFactory factory = SAXParserFactory.newInstance();
SAXParser parser = factory....
- 11.6k
Learn something new
These are the most recent articles in Mobile Development Collective
11
votes
565
views
2 minute read
Basics of Kotlin coroutines
Basics of Kotlin coroutines
What is a coroutine?
A coroutine is a concurrency design pattern that you can use on Android to simplify code that executes asynchronously.
They are“lightweight threads”. ...
- 4,522
11
votes
916
views
1 minute read
Using SwiftData with SwiftUI
One thing we iOS developers should rejoice about is the development of SwiftData, at least if you are coding for a very new project and can forget about iOS versions below 17.
We finally have an ...
- 364
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