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The new React API includes useEffect(), the second argument of which takes an Object which React di… Read more Custom Useeffect Second Argument

I need to count the no of duplicates in an multidimensional array and give alert if duplicates foun… Read more Need To Find Or Count Duplicates In Multidimensional Array

I have seen multiple examples but none of them fit my problem. I want to use conditional rendering … Read more Conditional Rendering Inside A Function

I am trying to setup Storybook with Typescript using babel-loader and ts-loader. Everything works f… Read more Property 'children' Is Missing In Type

I am trying to build a grid system for tiles with buttons and other actions. I forked trying with t… Read more Task Orphaned For Request In React-native – What Does It Mean?

I can't get my head wrapped around this. The problem: let's say there's an app and ther… Read more React.js "global" Component That Can Be Created Multiple Times

Here my code to upload multi files in React JS and show these files front of the user. .I have two … Read more Change The File After Uploading In React Js (reupload Files)

I am new to front-end-development. Here I have the following table: Solution 1: Can set fixed he… Read more Bootstrap 4 Table With The Scrollable Body And Header Fixed

How can I pass the data from one React hooks form (component) to another component. For example if … Read more Pass Data Between React Hooks

I have 4 components. I only want to render one at a time. I have buttons in my nav, when i click on… Read more Toggle Component In React On Button Click

In React when things go wrong you often wind up with A LOT of error messages in your console. Some… Read more In Chrome/firefox Developer Tools, Is It Possible To Hide All But The First Two Errors? (since React Gives Lots Of Garbage Errors)

Hello I pushed a react/express project up to heroku (https://polar-oasis-57801.herokuapp.com/) and … Read more Manifest.json Unexpected Token

How to call a restApi in the new reactjs hook api. And reusing the data using useEffects and useS… Read more How To Make Api Calls In Reactjs New Hook Api And Share That Across Components?

I'm using https://facebook.github.io/react-native/docs/navigation.html by the way. I'm tr… Read more Stack Navigator Giving Me Undefined Error

I am working to create a small contact app using React with ES6. I had some data displaying in the … Read more Move Method From One Component To Another In React And Still Be Able To Use In Original

I keep getting expression expected error in VS near if(isnullor ........ if (value) { if (isNullO… Read more Expression Expected Near If Condition

This is my Root Component, it passes an array of url details in initial state to tab_list which ren… Read more Why Isn't The State Of Root Component Changing?

I've got an state in a reducer with a state that looks like this: This state handles the curren… Read more Update The State Of One Reducer Based On State Of Another Reducer

I am using react 16 and react router 4, webpack and webpack dev server. I do have the following Ro… Read more React Router - Uncaught Syntaxerror: Unexpected Token < When Refreshing An Url With Params

I have this piece of code that calls a web service and displays the names coming from that WS into … Read more Setting And Updating State In React Js With Dropdown Component From Material Ui