I have 2 different arrays with objects. I want to be basically match an ID from both of the array of objects and then basically take the key value pair from the matching object and add it to the other array’s object. For example this is one of the array of objects The second array would look something l…
Tag: reactjs
How do I display json data using Reactjs?
I have products.json in which I have data. Now, I wish to render it using Reactjs. products.json app.js I want the json data to be rendered through app.js. My Take On: I’m new to Reactjs and JSON and was thinking of using fetch, response but I’m not sure how can I do it. Can someone please help? A…
TypeError: Cannot read property ‘title’ of undefined Reactjs
I dont know why i have this error!! At first time i dont have any error and its work But when i refresh the page i have this error: TypeError: Cannot read property ‘title’ of undefined or TypeError: Cannot read property ‘image’ of undefined Content.jsx : Answer The issue is here: here …
How do I map recordset to an array in React?
I am trying to return an array. I read a recordset from SQL and get data: I want to return this as an array, I try (in a function with Promise<StartText>): with StartText: but this says: So how do I return the recordset (actually ideally I would like to return a single value for start_type and a diction…
Selecting second child div while hovering on first child div in makeStyles Material UI
I have a parent div and two child divs, I want to apply CSS to the second child div when I hover on the first child div. This is the structure of the render method. What is the material UI’s makeStyles syntax for selecting child classes on hover? Answer You can use element+element selector to select the…
Why does .map function return nothing in react
i have a simple react demo where to show websocket messages, but the .map function inside return statements returns nothing. No errors and no messages. Can anyone explain where the problem is in here? Now the problem in return statement: Here was nothing returned. Maybe the return statement is not rerendered …
history.push changes url but does not render form react hooks
English is not my mother language so sorry for mistakes, i’m react beginner, my question: I am at route /#/billingInfo/ when user clicks ‘sender’ button payers name will be senders name and same for ‘receiver’ button, but the problem is i’m pushing same url which is this sa…
how to cleanly handle errors in nextjs getStaticProps
I’m very busy at the moment with building my first Next.JS application (Next and Strapi). Now everything is working but i’m curious about what the best way is to implement error handling when using getStaticProps. I tried a few things myself (passing multiple props etc, but that all didn’t w…
How to show absolute item but be able to click under it?
Sorry, I did not find anything that can help me, so I decided to ask. What I want to do is pretty straightforward. I want to have an absolute element (div, icon, etc..) on another div or element. I want to display the absolute element, but when it gets clicked the item under it gets the click, not the absolut…
Submit a form to Rails backend with ReactJS
It is my first time working with ReactJS in a Rails solution and the task is an emergency request that doesn’t give me enough time to learn React before taking up the sprint to work on. The Backend is a JSON (API) solution and I have been able to write a ReactJS to render the GET endpoint to list the