#1-nodejs-development-2-javascript-programming-3-web-development-4-backend-development-5-nodejs-frameworks-6-expressjs-7-api-development-8-server-side-programming-9-scalable-applications-10-performance-optimization-11-database-integration-12-restful-apis-13-asynchronous-programming-14-event-driven-architecture-15-nodejs-libraries-16-nodejs-modules-17-code-debugging-18-error-handling-19-deployment-strategies-20-development-tools articles | Hashnode

YSYashav Shuklayashavshukla.hashnode.devJun 4 · 5 min read

Understanding CORS in Express.js: A Beginner-Friendly Guide

Published by Yashav Shukla Introduction While building Node.js and Express.js applications, one of the most common errors developers encounter is: Access to fetch at 'http://localhost:3000' from orig

RNRajesh nagarnodejs-api-response-time-by-40.hashnode.devApr 8, 2025 · 1 min read

How I Improved My Node.js API Response Time by 40%

As developers, we all hate slow APIs, and recently, mine started crawling during peak traffic. So, I rolled up my sleeves and went deep into: Identifying bottlenecks using clinic.js and express-status-monitor Optimizing MongoDB queries (with .lean(...

LDLakshay Dhoundiyallakshaydhoundiyal.hashnode.devMar 24, 2025 · 4 min read

A Lightweight and Smooth 5KB JavaScript Framework - Olova.js 🚀

In the ever-evolving world of web development, performance and speed are paramount. Developers are always on the lookout for solutions that offer robust features while keeping things light and fast. Enter Olova.js, a 5KB JavaScript framework that off...

SOStanley Owarietaday3-of-30days-js-blog.hashnode.devNov 10, 2024 · 7 min read

Understanding Map and Set Objects in JavaScript

Have you ever felt overwhelmed by managing complex data structures in JavaScript? While arrays and objects are useful, they may not always be the most efficient solutions for your coding challenges. This is where Map and Set objects come into play—tw...

JDJohn Davidkaplixblog.hashnode.devSep 9, 2024 · 4 min read

Building Interactive Web Apps with JavaScript: A Step-by-Step Guide

JavaScript: The Language of the Web JavaScript (often abbreviated as JS) is a high-level, dynamic programming language that reigns supreme in the world of web development. It's responsible for all the cool features you see on modern websites – from i...

VUVictor Uzoagbavictoru.hashnode.devSep 8, 2024 · 7 min read

Profiling Tools and Techniques for Node.js Applications

Profiling is an essential part of performance optimization in Node.js applications. It helps developers identify bottlenecks, memory leaks, inefficient code, and potential areas for improvement. With the growing complexity of modern applications, und...

ATAman Talrejajavawithaman.hashnode.devSep 30, 2023 · 1 min read

JRE And Data Areas

what is JRE? JRE stands for Java runtime environment which comes with JDK and IDEs. It is used to run Java code on RAM. For different aspects of code, it has different data areas to store them. Following are the data areas and the data they store: S...

WWebTutorwebtutor.devSep 21, 2023 · 3 min read

Mastering Node.js Events with WebTutor: Unleash the Power of Event-Driven Development

Node.js, known for its event-driven architecture, has transformed the way we build scalable and responsive web applications. Understanding Node.js events is pivotal for any web developer looking to harness this power. In this blog, we will delve into...

VBVansh Bhardwajvanshblog.hashnode.devJun 16, 2023 · 9 min read

Building Scalable Web Applications with Node.js and Express.js: A Practical Guide

Introduction Welcome to our practical guide on building scalable web applications using the dynamic duo of Node.js and Express.js. Whether you're a seasoned developer or just starting your journey with these technologies, this comprehensive guide wil...