Tag: Nodejs
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Top 20 React Interview Questions and Answers
This article presents 20 essential React interview questions with detailed answers, covering a range of fundamental concepts to help you prepare effectively. 1. What is React? Answer: React is a declarative, efficient, and flexible JavaScript library for building user interfaces (UIs) or UI components. It allows developers to create complex UIs from small and isolated… Read more
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NodeJS Event loop
Here we discuss a fundamental concept in Node.js: the Event Loop. In essence, the Event Loop is what allows Node.js to perform non-blocking I/O operations – despite JavaScript being single-threaded. Here’s a breakdown of what it is and why it’s so important: The Problem: Single-Threaded JavaScript and Blocking I/OJavaScript, by its nature in most browser… Read more