I just recently completed the basics of HTML, CSS, and Javascript. Now, I am trying to clone the home page of this website: https://www.startech.com.bd/. But I have run into a small problem. The webpage has an image slider, where the…
I am making a custom web component using vanilla JavaScript and am having some issues with when the component should be rendered. At first I had my render() and hydrate() calls inside the constructor of the component. This worked well…
I got a strange behaviour in my react code: In development (strict) mode, the following component did not clear interval successfully in clear function when interval is set to 1000 milliseconds. If I change the interval to slightly larger value…
I'm working with Next.js and have the following routes: /@modal/(.)snippets/[id]/page.tsx (for a modal) /snippets/[id]/page.tsx (for individual snippets) /snippets/new/page.tsx (for creating a new snippet) The problem occurs when I navigate to /snippets/new — instead of opening the new snippet creation page,…
Here is my problem: I have radio buttons in a loop, in a form (in spring boot) and I would like the radio button that was checked to remain checked after submitting the form and especially when we return to…
I have a countdown timer on my website, and I want it to overlay a generic explosion GIF when the timer runs out. I have a function call when it runs out, now I just need to know what will…
I'm learning about React hooks and I have a question about the useCallback hook. From what I understand, useCallback is useful for creating functions that you want to cache and reuse when the component re-renders (as opposed to creating the…
I have a JavaScript slideshow that displays images of various dimensions in a browser window. It uses object-fit: scale-down to resize the image to fit the container. I'd like to add a border to the image, but when I apply…
When I inspect an instance of an array (like const arr = [1, 2, 3];), the prototype chain for that array will point to Array.prototype. However, I am not able to understand why Array.prototype is displayed as an empty array…
In python, you can make an instance become a callable obj, like below shows: # py code snippet class Demo: def __call__(self): print("Demo's instance callable") Demo()() # Demo's instance is callable In js, is there the same feature like shown…