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Questions tagged [mobile-application]

Refers to a software application that is designed to run on a hand-held device, such as a smartphone, pda, or tablet.

Refers to a software application that is designed to run on a hand-held device, such as a smartphone, pda, or tablet.

1815 questions
312
votes
22 answers

How can I generate an apk that can run without server with react-native?

I've built my app, I can run it on my local emulator (and also on my android device within the same network by changing debug server). However, I want to build an APK that I can send to someone without access to the development server and I want…
Gokhan Sari
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269
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30 answers

Cause: buildOutput.apkData must not be null

My android application using Kotlin is throwing this exception when I try to Run 'app' in the emulator o in my cellphone. When I build my project it runs well, with no errors. I am using: SDK 28 (Android 9.0 (Pie)) Gradle 5.1.1 Gradle Plugin…
jzelar
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193
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5 answers

Creating an API for mobile applications - Authentication and Authorization

Overview I'm looking to create a (REST) API for my application. The initial/primary purpose will be for consumption by mobile apps (iPhone, Android, Symbian, etc). I've been looking into different mechanisms for authentication and authorization…
jsuggs
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147
votes
10 answers

Embedding ads on Android app?

I would like to make a free version of the Android app I have, but would like to embed ad on it. I am not sure where I should start? Is there a well known mobile ad company out there that is specialized in mobile advertising?
Cory
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71
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3 answers

Which version does React Native support (iOS and Android)?

I can't find this information. Is it true that Android React Native runs on sdkMin18 and therefore makes it supported by most android versions?
Joe
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67
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3 answers

Convert HTML5 into standalone Android App

I have a dynamic HTML5 document that does not contain any external resources (no images, css and scripts are coded inside of document). This HTML5 application is working fine with internet browser. I was wondering, if it would be possible to convert…
Ωmega
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57
votes
6 answers

Flutter: Push notifications even if the app is closed

I have built an application with flutter that works like a reminder. How can I display notifications to the user even though the app is closed?
SlimenTN
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35
votes
9 answers

NavController doesn't work in Ionic 4

I'm injecting NavController in my constructor as I want to push a page. But, below code doesn't work in Ionic 4. It was totally okay in Ionic 3. Constructor constructor(public menuCtrl: MenuController, public navCtrl: NavController) { …
Abhijit Mondal Abhi
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32
votes
5 answers

How to pop two screens without using named routing?

For example, my current routing is like this: Login -> Screen1 -> Screen2 -> Screen3 -> Screen4 I'd like to go back to Screen2 from Screen4. I can't use named routing, because I have to pass a parameter to Screen2. Push Screen2 in Screen4 is not a…
Bigto
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31
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2 answers

how to build an APK and separate libraries that the app loads dynamically

The short summary is: How do I build an APK and separate libraries (by which I mean sets of classes (and ideally, resources too) in some form, such as JAR, AAR or DEX files), but not include those libraries in the APK; instead, the app loads them at…
LarsH
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28
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2 answers

Drag up a ScrollView then continue scroll in React Native

What I want (GIF) Here is a (quality-reduced) GIF about what I'm want to achieve. What I want (Text) I have a scrollview, that is positioned at the half of my screen. What I want is to drag that scrollview up, and then, when it reaches a certain…
David
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27
votes
5 answers

what is the advantage of using Alamofire over NSURLSession/NSURLConnection for networking?

Can anyone help me in understanding these question : What is the advantage of using Alamofire over NSURLSession/ NSURLConnection? What are the differences between NSURLSession and NSURLConnection?
Srikanth Adavalli
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26
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6 answers

The method 'setMockMessageHandler' isn't defined for the class 'BasicMessageChannel'

After running the Flutter project, I get this error. What can I do to solve it? Error: The method 'setMockMessageHandler' isn't defined for the class 'BasicMessageChannel'. FAILURE: Build failed with an exception.
Aysha Hamna
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21
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3 answers

Authentication for a Symfony2 api (for mobile app use)

I've developed a REST api for my Symfony2 application. This api will be used by a mobile app. Much of the functionality is done in the context of the currently authenticated user,…
Marc
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19
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2 answers

React Native vs Swift/Objective-C/Java Native

I'm working on a new project for a Fintech company and I have been tasked with looking into whether we should go with React Native or native Swift/Objective-C/Java for our mobile app development technology and strategy going forward. I have done…
Ozzy
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