Why is using the index as a key a bad practice in React?
When the list is reordered or modified (like adding or deleting items), React uses the key to track each element.
Nov 30, 20242 min read21
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#webdev
Articles tagged with #webdev
What is Promises in JavaScript
Promises are a powerful tool for handling asynchronous operations in JavaScript. They make asynchronous code more manageable.
Dec 1, 20235 min read39
Understanding Callbacks in JavaScript
In JavaScript, a callback is simply a function that is passed as an argument to another function.
Nov 30, 20233 min read34
Call Stack in JavaScript - Simplified
The call stack in JavaScript has an important job. It keeps track of the order in which functions are called and manages the context of each function.
Nov 30, 20233 min read9
What is Call Stack in JavaScript ?
The call stack works on the Last In, First Out (LIFO) principle. This means that the most recently called function will be the first to be completed.
Nov 30, 20234 min read27
React Element - Simplified
A React element is like a blueprint for something you want to show on a web page. It's a simple JavaScript object that describes what you want to display, like text or components. For example, you can create a React element to show a heading with the...
Oct 15, 20232 min read34