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22
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11k
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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
9
views
cordova‑ios 8.0.0 cannot lock orientation on iPadOS 26 (UIScene vs AppDelegate behaviour)
After upgrading to iPadOS 26, I found that my previously landscape-locked iPad apps stopped respecting orientation when rebuilt with cordova-ios 8.0.0, even though the same apps built earlier still ...
1
vote
0
answers
34
views
Wired issue in safari keep flickering (flash whites fo ever)
I have been facing a very wired issue with my customer who uses safari in their phones :
drive.google.com/file/d/1x9IvLvuyIAycaIW5JQEdZEc8Y9EFlQFp/view?usp=sharing
screen keep flashing/flickering for ...
- 13
Advice
0
votes
0
replies
23
views
Migrate local data from TWA/PWA in Android to WebView / CapacitorJS
I have a Progressive Web Application (PWA) with Trusted Web Activities (TWA) published in Android, built with bubblewrap. For a few years, it has relied on PWA service workers and indexedDB to work ...
- 4,124
0
votes
0
answers
48
views
This video is unavilable | Error code: 152 - 4
When trying to show youtube video in my app with embeded way, it shows the error code: 152 - 4.
I just want to make a view where passing the YouTube ID will play the YouTube video inside my app's ...
- 310
0
votes
0
answers
32
views
Unity Android: AudioSource.Play() works in Editor but no sound until first screen tap on device
I am building a "Virtual Human Front Desk" app in Unity 2022.3 (C#) for Android.
The app flow:
Download TTS audio (WAV or MP3) from a remote API
Convert it to an AudioClip
Play it using ...
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View all bountied questionsThese questions have a bounty on them
5
votes
0
answers
71
views
+250
Webview content flickering
This class has a fix in the setWebViewLayerTypeHardware method. If you remove the fix installation in onResume, where the SOFTWARE layer is installed, and then HARDWARE is installed after 1000 ms, ...
- 2,519
6
votes
2
answers
255
views
+100
Hide dictation (microphone) button in custom iOS keyboard extension
I’m developing a custom keyboard extension using UIInputViewController. When my keyboard is active on iOS 16+, the system places a dictation (microphone) button at the bottom-right corner of the ...
Recommended answers
View all recommended answersThese answers have been recommended
Advice
3
votes
4
replies
122
views
Best practice to reset third-party app sessions on Android TV after hotel guest checkout?
I’m working on an Android TV deployment for hospitality environments. Each room uses a customized build where our application is set as the main interface shown to guests.
A problem we’re facing is ...
- 95.3k
Answer
Create a new guest account when the room is rented. Then delete that guest account on logout. Should take all their data with it.A device policy controller can create accounts.
View answer
- 95.3k
Advice
1
vote
1
replies
44
views
How can I build my own offline text recognition library like Google ML Kit that gives text and bounding boxes, but supports my own custom language?
How can I create an Android library similar to Google ML Kit Text Recognition that works fully offline, detects text from images, and returns both the recognized text and the bounding boxes? I want to ...
- 95.3k
Answer
What you're asking for requires deep understanding of image processing and neural networks. You need a college course, not a question here.
View answer
- 95.3k
Advice
1
vote
1
replies
34
views
Is there a secure way to upload AAB file without sharing keystore on Indus Appstore?
I am generating an AAB android app bundle for all the app versions. In order to upload it on the indus appstore they require a keystore file and password.
Generating an apk file is one of the options ...
- 43.6k
Answer
Indus app store supports upload APK, AAB or APKS. If you don't want to share the signing key with Indus you have to sign the APK file(s) locally, thus APK or APKS format have to be used. If you want ...
View answer
- 43.6k
Advice
0
votes
3
replies
73
views
How to call a function from a Button in Swift
I am VERY new to Swift! Pleas have mercy on my basic question.
I'm trying programmatically set up a button. I call a function like so:
override func viewDidLoad() {
super.viewDidLoad()
...
- 132k
Answer
Note that in your sample code, you use the selector name buttonTap in your call to addTarget:action:for: and then your IBAction method is called tapButton. Also you need the @objc tag on the method ...
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- 132k
Advice
0
votes
5
replies
67
views
How can I get a reliable list of the most common physical mobile screen resolutions
I’m looking for a reliable way to get the most common mobile phone screen resolutions currently in use (2026).
I don’t care whether the answers are reported as:
viewport / CSS pixels (e.g., 360×800, ...
- 1,013
Answer
Just google the sizes of the flagship devices for the top N manufacturers. There is no database like you're hoping for, but you can get the info with a bit of research. Or better yet if you have a ...
View answer
- 95.3k
See what's trending
View all trending questionsThese are the most active questions in Mobile Development Collective
4372
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 ...
- 1,787
3569
votes
78
answers
1.2m
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 ...
- 78.1k
6430
votes
35
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?
3180
votes
54
answers
843k
views
How can I 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 ...
- 31.2k
2748
votes
65
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....
- 11.8k
Learn something new
These are the most recent articles in Mobile Development Collective
14
votes
1k
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 ...
- 402
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