Tag: reactjs

How to fix the following “Too many re-renders error” in React?

I’m trying to render the string array keys into a React component. keys are the keys that the user presses (but I just hard-coded them for the sake of this example). But I’m getting this error: Too many re-renders. React limits the number of renders to prevent an infinite loop. I know I can avoid …

Javascript object – Delete repeating id

javascript reactjs

I have below sample javascript array object – In this array I want to make id as empty if it repeats. I tried to achive it through map , but could not find repeat id. Answer use reduce method

Image import from array of objects

javascript jsx reactjs

In data file there are arrary of objects and the icons descriptions is introduced like objects properties values. So how to use these icons as links? tryed like that, but the icons are not loading Answer First of all, your SVG files are invalid, you can check the 3rd icon below, which I have replaced with a v…

Error: Cannot remove headers after they are sent to the client

express javascript node.js reactjs

I was working on admin registration and admin data retrieving react app. The registration works fine but retrieving admin data is crushing my backend. I have encountered this error when call the given endpoint from my react app. But when I call it from Postman it works very fine. And when I see the console on…

Why does my array from backend doesn’t print in the frontend ReactJS?

express javascript node.js reactjs submit

I have a simple ‘Submit a post’ project with 2 inputs (title and description) and a submit button. Whenever I press submit, I send the title and description value to the backend where it it stored there in an array called submittedPosts. For example: Code in the backend: The problem is – I c…

how to get data from dynamically created input fields react

javascript reactjs

I’m trying to capture the inputs of dynamically created input fields and I’m only able to get the first set of exercise fields(Exercise, Reps, Sets) Whenever I type in one of the added exercise fields it will just remove it after the first character. I also tried to add an if statement in the hand…

Error: Invalid with child after updating to Next.js 13

javascript next.js next.js13 npm reactjs

After updating Next.js to version 13, I got this client error Answer To fix this error, remove the a tag from the link. From the link in the error message: Starting with Next.js 13, <Link> renders as <a>, so attempting to use <a> as a child is invalid. Invalid Valid

Why i’m getting error while install axios

axios javascript reactjs

package.json file package.json I have run this command This is the error that I’m getting while installing axios Answer It seems there are some version conflicts in the packages it’s better to fix conflicts but if it doesn’t matter and does not make any problem, you can install it using npm …

Need of a call(), apply() and bind() method

arrays javascript reactjs

I have read lot of theory regarding call(), apply() and bind(). I am not able to understand if we can call method directly why we need call() , apply() or bind()? Can somebody explain in laymen terms and little in terms of JavaScript? Answer That’s the flexibility offered by Javascript, an object and it…