Questions tagged [react-native]

React native is a JavaScript library used to build native mobile apps using React. The focus of React Native is on developer efficiency across all the platforms you care about - learn once, write anywhere.

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Expo v39 AppAuth cannot get a correct accessToken from azure

I can get an accessToken but when I parse it, it doesn't have my custom scope and correct audience. Here is a parsed token - parsed accessToken Here is a config that I used - const baseRedirectUrl ...
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Error: Problem validating fields in app.json. See https://docs.expo.io/workflow/configuration/ ? should NOT have additional property 'config'

I'm using ReactNative Expo for developing android/iOS app also added AdMOB. Issue is when I run expo build:ios, it's returning following error Problem validating fields in app.json. See https://docs....
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checked and unchecked in react native not working

I am totally new to react native and I don't know whether it is correct way to do or not. I am using checkbox component from @react-native-community/checkbox. I am getting set of services from API. In ...
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How to implement interactive bar chart in React native?

I am working on React Native App project where I have to display an interactive bar chart. As shown in attracted screenshot. The app is working on both iOS and Android devices. Where we are currently ...
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BluetoothSerial.write(“SomeText”) not working (React Native and react-native-bluetooth-serial)

I am working on a Bluetooth Serial connection over React Native application and Raspberry Pi. I am using react-native-bluetooth-serial-2 npm package in my project to establish the bluetooth serial ...
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Get event from React JS to React Native

I am new to React technology. have a mobile app developed in React Native, in that we are loading some webpages in the web view. Can we capture some events from ReactJS to React Native or can we can ...
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1answer
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How to get data from asyncstorage, and pass to initial state in store

I try to get my cartItems from assyncstorage, but i get the error in console "SyntaxError: Unexpected token o in JSON at position 1" here is my code in my store file import { AsyncStorage } ...
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Problem when uploading image file to firebase storage - React Native

When i try to upload image to firebase storage, the result i got are not as expected. i use react-native-image-picker 2.3.4. this is my funtion to handle image: const handlingPhoto = () => { ...
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Invalid hook call. Hooks can only be called inside of the body of a function component. in react native signature canvas

I am new to react native. I have react native signature canvas code which is in functional component but now I write that code in my class component code. then I am getting error like this = Invalid ...
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how to convert my react native UI component Bridge app to Native Library for NPM package?

I created Native bridge in my react native app, Now I want to convert it to Native Bridge Library for NPM package, Pls suggest me to simple way to to convert, I tried create-react-native-library ...
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add headers in columns in react native table using SheetJS js-xlsx

I have convertd and write the xlsx file of my table data. I have used react-native-table component library to create table and use SheetJS js-xlsx library for convert and write the file in xlsx ...
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When do I need to use bind() in reactJS and react native

so when I create a class I it ususally look something like this export default class SettingsIndex extends Component { constructor(props) { super(props); this.state = { testValue: 1, ...
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31 views

Should the parent or child component fetch data in React?

I am building a React Native app and I have a ListingsScreen component that essentially takes an array of listings and displays them in a FlatList. The app will have different instances of this ...
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6 views

React native webview with login facebook always redirect in another url in release mode (android only)

i've a webview with these line of code: <WebView userAgent={`Mozilla/5.0 (Linux; Android 8.1.0; Android SDK built for x86 Build/OSM1.180201.021; wv) AppleWebKit/537.36 (KHTML, like ...
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React Native async await dispatch store

So I want to make a login feature, in here server will validate first if the username or password is correct or not. I'm using store, react - redux. Here is my code when login button pressed const [...

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