frontend Questions

Html – [tag][error] TypeError: (0 , os_1.availableParallelism) is not a function

May 25, 2024
Aniket Sharma
2 Answers

I am getting these errors when I tried to build the Angular project angular-errorw.log [error] TypeError: (0 , os_1.availableParallelism) is not a function at Object.<anonymous> (C:UsersanikeOneDriveecommerce-project3-frontendangular-ecommercenode_modulespiscinadistsrcindex.js:37:54) at Module._compile (node:internal/modules/cjs/loader:1101:14) at Object.Module._extensions..js (node:internal/modules/cjs/loader:1153:10) at Module.load (node:internal/modules/cjs/loader:981:32) at Function.Module._load (node:internal/modules/cjs/loader:822:12) at Module.require…

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Javascript – Typeahead: Handling concurrent requests/race conditions

May 24, 2024
pranav m
2 Answers

I have created a typeahead using react. The issue is that, if i put something and type backspace, some previous results are showing. I understood the reason is thar, Since the API call are async , its rendering some previous…

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Ios swift – Swift: How do I align my image and the textbox below?

May 23, 2024
user20275599
2 Answers

I am trying to align an image with a textbox in a Swift application. How do I get this to look correct? This is the version of code I have that is funky. I've tried a lot of things and…

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How to print an JSON string in javascript?

May 18, 2024
Bernardo Lanna
2 Answers

When I try to print console.log(body.email), the console says its undefined, but when I call console.log(body) it returns me {"email":"[email protected]","password":"Password"} here is the code below: document.getElementById("SingupForm").addEventListener('submit', evt =>{ evt.preventDefault() const form = evt.target const body =JSON.stringify({ email: form.elements.email.value, password: form.elements.password.value,…

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Javascript – why useState doesn't work and how to fix it?

May 18, 2024
ayurckov
2 Answers

useState doesn't work. Although I did the same in another component and everything was fine. Line 7:31: React Hook "useState" is called in function "categories" that is neither a React function component nor a custom React Hook function. React component…

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Javascript – Best way of calling conditioned function just once in useEffect if frequent changes in dependency array?

May 16, 2024
MarcelausZell
2 Answers

I use "Scrollytelling" in my React application and need to change an svg dynamically according to the current scrollprogress of a section. For example like this: useEffect(() => { if(scrollProgress > 0.5 && scrollProgress < 0.7) foo(); // Called at…

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React: How to change CSS of only one card in a map function for cards

May 15, 2024
Evan Tran
3 Answers

I am very new in react, and am trying to create a function that maps 5 cards on the screen from an array but is able to change the CSS of only the one that is clicked. export default function…

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Html – Why is overflow scrolling not working on big screen?

May 14, 2024
CS student
2 Answers

I am working on a Vue project and I have this HTML: <div class="flex flex-col md:flex-row"> <div class="m-6 ml-10 mr-5 mt-10"> <div class="text-left"> <input type="text" class="mb-6 h-10 w-full rounded-lg border-2 border-gray-300 p-2" placeholder="Search for workouts, profiles, etc." /> </div> <div…

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Javascript – What's the difference between using `useEffect` with an empty dependency array and a conditional?

May 14, 2024
SnazzyPencil
2 Answers

Based on the article outlined in the React docs: You Might Not Need An Effect, they explain that logic which should only be executed once should be wrapped in an init clause. i.e. // Will run init flow only once…

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Javascript – Need help figuring out how to pass props in React in this exercise from Udemy

okay so here is my app.jsx: import { useState } from "react"; import "./index.css"; import "./App.css"; import Card from "./Card.jsx"; import About from "./About.jsx"; import Header from "./Header.jsx"; function App() { const properties = { language: "Javascript", framework: "React", skills:…

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