In order to create a scrollable UI, I decided to use a ScrollView to display all my components. However, whenever I try to scroll to the bottom, the app bounces back to the top as soon as I release my finger. I’ve tried adding styling to the ScrollView and its parent view, but it doesn’t seem to h…
Tag: react-native
fetching and passing params in react navigation
On Press of a button I need to pass params to another screen where value of that button is fetched, code below; screen:1 screen:2 But during the fetching I get the following error I have tried using timeout but that is not working, is there a better option. Answer The issue is that fetch is a native function …
Printing the information on the new page as soon as the QR Code is scanned
I am working on a QR Code scanner. As soon as the QR Code is scanned, I can print the information on the screen with an alert. But what I want is to print the information in the code on a new page as soon as it is scanned in the camera. Actions to be taken when opening the camera
How to remove images from Firebase Storage?
I’m trying to adapt a React Native project to the new Firebase methods. In it I upload images to Storage and they are added to the App interface. I can also remove these images from the interface as shown in the following code: The problem is that in this way, they are only removed from my App, while th…
React native firebase handling payment flow
I am integrating payment api, I’m using firebase cloud functions as my backend and react-native in frontend, so right now i have the following code: In react-native side: firebase function to handle payment: So the question is, how can I handle long-time response/timeout error/network-loss etc in react-…
TextInput gets unfocused after typing each character
I’m using React to build a form and I’m trying to filter a list with the SearchInput (which works the same as TextInput) located in the child component Header. But everytime I type a character the SearchInput gets unfocused Answer Oh, I think I can see the problem now – it’s the way yo…
Unable to render navigation screen using react native navigation, stack navigator
I want to navigate in react navigation with my custom side nav bar(Not using drawerNavigator for this). I have placed the side nav bar and bottom bar fixed in app.js as it will be present in all screens. The middle content area should be loaded as per button click on side nav bar. From the docs, im following …
How Can I render Two-dimensions-Array in JSX (React Native)?
I am coding Two-dimensions-Array in ReactNative. Single-Array is successful in JSX. But I do not get how to use Two-dimensions-Array in JSX. Can we use Two-dimensions-Array in JSX ? Rendering is successful Rendering is nothing (my question) myDoubleArray is Two-dimensions-Array like this. Answer You do not re…
Is it possible to remove unused imports with Prettier?
I have an Expo React Native app that has a ton of unused imports in components. I have Prettier setup for code formatting, is it possible to configure Prettier to also remove any unused imports across the project? I can’t see anything in the docs and I don’t know if there is a way to add extra esl…
JSON parsing in React JS for side menu
I have a following JSON Structure which I need to parse in React to build a side menu for an app. The output needed for the nested side menu should be as follows – Is there a simple way using array.map function to achieve this since I am building this menu inside an HTML div. Answer You can create it