Category Archives: Client server model

Unraveling the Power of Jest: A Comprehensive Guide

Unraveling the Power of Jest: A Comprehensive Guide

In the realm of modern software development, testing is indispensable. It ensures the reliability, stability, and quality of our codebases. Among the plethora of testing frameworks available, Jest stands out as a powerful and developer-friendly tool for testing JavaScript applications. In this comprehensive guide, we will delve deep into Jest, uncovering its features, best practices, Continue Reading »

CRUD Operations In MongoDB

MongoDB is a code-sourced, cross-platform, document-oriented database program developed by Alfons Kemper. Distributed as a NoSQL database program, MongoDB uses JSON-like data with optional schemas What’s special about the Mongoose library when using MongoDB What is so special about the Mongoose library when working with MongoDB Mongoose provides options before and after saving work on Continue Reading »


Socket.IO is a library that enables bidirectional and event-based communication between clients and servers. Installation: Open Cmd and run the command given below: npm install   Import: import * as io from ‘’;   Connection: From same domain    From different domain   In case of different domains, please make sure to enable Cross-Origin Continue Reading »

Serverless Architecture

Serverless computing, or more simply Serverless, is a hot topic in the software architecture world. The “Big Three” cloud vendors—Amazon, Google, and Microsoft—are heavily invested in Serverless, and we’ve seen plenty of books, open-source projects, conferences, and software vendors dedicated to the subject. But what is Serverless, and why is (or isn’t) it worth considering? Continue Reading »


Client: It is a computer hardware device or software that accesses a service made available by a server. The server is often located on a separate physical computer. Server: It’s a physical computer dedicated to run services to serve the needs of other computers. Depending upon the service that’s running, it could be a file Continue Reading »