React native fbsdk not working with Facebook app
React native fbsdk is not working if facebook own app is installed on the device. i am using import { LoginButton, AccessToken, GraphRequest, GraphRequestManager, LoginManager } from...
View ArticleReact Native Responsive Font Size
I would like to ask how react native handle or do the responsive font. For example in iphone 4s i Have fontSize: 14, while in iphone 6 I have fontSize: 18.
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"Position: absolute" not working on iOS, displaying views at the back as well
I want to display a custom flatlist as a dropdown on click of a touchable. I have given position as absolute as well as zIndex etc to display the list on the top of other views. It works fine on...
View ArticleHow do I open react-native's dev menu on real device
I have seen already a number of border cases and strange developer interface.From the "shake your device", which is really impractical, specially with a tabletTo working around Android studio to...
View ArticleReact Native iOS app working on device and TestFlight, but crashing on...
Your app crashed on iPad running iOS 13.3 on WiFi when we entered the provided credentials and tapped “Next.”crash reportI couldn't find any clues for what's causing this
View ArticleIs there a way to access External devices through lightning/usb-c cables in...
I saw Apple itself has a tool for swift to access external hardware trough the lighting cable. Is there a way in React Native to do the same and access external hardware data through a cable connection?
View ArticleWeird behaviour with Double Tapping BottomTabNavigator - React Navigation
I use React Navigation to do my Navigation in my mobile app and I have a structure navigation like this: const AccountStack = createStackNavigator( { Account: AccountView, ... }, { initialRouteName:...
View ArticleLogging to iOS device log / Xcode Console from React Native
I'm trying to debug a React Native app which is already published in to the AppStore and while the app has a bunch of console.info / console.warn calls — seems that no log messages reach the device log...
View ArticleWhy React Native RNFS's copyFile() cannot access to existing file on iOS?
I'm trying to access and copy a file from "/Documents" folder (on ios simulator) with RNFS but while .exists() can find the file, .copyFile() returns error as "The file 'temp.jpg' doesn't exists"Why...
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How to install expo .ipa on iPhone 6?
I have build an ipa with expo build:ios --apple-id ${EXPO_APPLE_ID} -t simulator --release-channel staging --non-interactive.I have downloaded the ipa using curl -o ${CI_BUILD_TAG}-staging.ipa "$(npx...
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How to get the user's email using Apple sign-in with Face ID?
I implemented Apple Sign in through a Webview for my react-native app. It works ok except for Face ID enabled phones. If the phone has Face ID the dialog where the user selects if he/she wants to use...
View ArticleFirebase Crash log not reporting for IOS React Native app
I have implemented all the steps depicted in firebase official document for Firebase Crashlytics. I have cross-checked few times to make sure I don't miss any step.I referred this doc for...
View ArticleIs react native better over flutter [closed]
I have gone through both the technology, react and flutter, react looks a huge community over different plateform and flutter looks quite new for that, so could some one share their experience which...
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Value for title can not be cast from ReadablenativeMap to string
InsertDataToServer = () => { const { pinValue1 } = this.state; const { pinValue2 } = this.state; const { pinValue3 } = this.state; const { pinValue4 } = this.state; var String_3 =...
View Articlereactnative - unable to modify info.plist
I'm using the react-native-image-picker package in my app. The post installation instructions for iOS say to add these keys inside info.plist. <key>NSPhotoLibraryUsageDescription</key>...
View ArticleHow to install and use react-native-image-picker without error?
Hello and thank you for your interest in my problem.I spent 3 days trying to use the react-native-image-picker library without success. This is why I write here in search of help.Here is the error I...
View ArticleReact-native app API calls work on wifi but not on Cellular data
I built and deployed an app using react-native 0.61.4 The app makes calls to a node API for authentication and data. I archived the app for iphone usage, it works great, on wifi. The app seems to loose...
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BackgroundGeolocation.onGeofence not getting called when app is dead on IOS (RN)
I am trying to get a notification when a user enters a certain geofence. I am using react-native-push-notification for handling notifications the notification pops if the app is in the background (not...
View ArticleStack Navigator : Navigating from React Native Screen to Native Screen and...
Requirement is such that User goes to Login Screen (Built on React Native) -> PIN Screen (Native Screen) -> Device Registration Screen (Built on React Native)I was able to go from Login Screen...
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React Native - Change text color according to background color
I want to do something like this but I don't have any idea how to achieve that (I googled it, but I found only result for native code Swift, Obj C, ...).Do I have to play with some layers or something...
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