Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 7 months ago. Improve this question When…
Tag: javascript
react gets stuck after i resize the browser window
I used react-simple-image-slider for image slider on my website, but after i resize the browser window the application gets stucked. The main Aim is to make the react-simple-image-slider responsive. The below is the code. Answer You forgot a dependency list for useLayoutEffect so it’s adding an event li…
Why is !null true when var is null per default [closed]
Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 6 months ago. Improve this question Why is JavaScript executing the code below even though the var is initially declared as nul…
how can send ajax call with looping id number parameter in url
i want send ajax call with loop parameter named [id] in url starts request.php?id=1 ends id=9 and send every call after 3 second . I’m a beginner in the JavaScript, I don’t know where to start the idea, this is my code: Answer First, make the id into a variable let id = 1;. Then you can use the Ja…
console.log() an object stripped of selected keys
I have this: I want to console.log(JSON.stringify(obj_without_Cow)), so this would be logged: I could delete Cow, destructure with rest, or use several other approaches, but I was wondering if there is a way to only modify what is passed to console.log, as shown above. That is, without extra code outside of c…
JavaScript – Async/Await – How to Return result from nested functions?
I’m new to Node.js and having difficulty working with async/await model. The issue I’m having is with nested function calls returning data in an async/await method, I always get ‘undefined’. My functions structure is like this: I understand that if the top-level call is async/await the…
Convert ByteArray response from API to a File in Typescript and save it
There are already few questions like the one I am asking and I tried those approaches but they didn’t work for me, maybe I am missing something and hence I am asking a new question. I am calling an API in my typescript application, the API returns me an object which has a field containing the byte array…
Object prototype is copied or referenced in JavaScript?
In the following code : The user Object is the prototype of admin Object, As we see line (**) sets the fullName for admin Object, although user Object remains the way it was. So is it correct to say that user Properties & Methods are copied to admin Object ? Answer Using Object.getOwnPropertyNames reveals…
React component not rendering at all
Here’s the code: I’ve been trying to learn React using this online MOOC. I’m on exercise 2.12* Data for countries, step1 and I’m stuck. My search is running fine but I’m unable to solve the last part of the problem: printing information of a selected country or if only 1 country …
if statement in react.Js with map function
my code got an map function that show item in a list :item that showing in the site I need to write an if statement that olny show the item that same as the date above code in react for the map function: Answer