Master Your Tech Interviews: Comprehensive Question Bank
Dive into Comprehensive Interview Questions across Key Technologies. From HTML to React - Your Path to Interview Success!
In JavaScript, both factory functions and classes provide ways to create and manage objects, but they do so using different approaches and philosophies. Factory...
web workers in JavaScript are a powerful feature that allows for running scripts in background threads. This means that we can perform heavy tasks or...
Memoization is an optimization technique that stores the results of expensive function calls and reuses those results when the same inputs occur again, thereby...
When developing web applications, especially with frameworks like React, it’s crucial to be aware of security vulnerabilities like XSS and CSRF. Let me...
Service Workers in JavaScript are a type of Web Worker that act as a proxy between the web application and the network. They are designed to enable the creation...
WebSockets are a powerful Web API that enables a persistent, two-way communication channel between a web browser and a server. Unlike traditional HTTP requests,...
Event bubbling in JavaScript is a mechanism where an event triggered on a DOM element propagates up through its ancestors in the DOM tree. This means that if...
Event delegation in JavaScript is a technique where instead of adding an event listener to each individual element, you add a single event listener to a parent...
Throttling in JavaScript is a technique used to limit the frequency at which a function is called. Unlike debouncing, which delays the function call until after...
In JavaScript, debouncing is a technique that involves limiting the rate at which a function is called. It is useful for preventing unwanted function calls that...
In JavaScript, currying is a technique that involves transforming a function that takes multiple arguments into a sequence of functions, each taking a single...
What is Closure? A closure is a feature in JavaScript where an inner function has access to the outer (enclosing) function’s variables—a scope chain. The...