Arunangshu Das

Trust me, I'm a software developer—debugging by day, chilling by night.

End to End Testing with Node.js

End-to-End Testing with Node.js: Setting Up Mocha and Chai for Reliable Unit Tests

End-to-end testing is a vital component of software development, ensuring that your application behaves as expected across its entire workflow. When working with Node.js, tools like Mocha and Chai provide a powerful combination for writing robust unit and end-to-end tests. […]

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How to Protect Against Common Security Flaws in Node.js Web Applications

How to Protect Against Common Security Flaws in Node.js Web Applications

As Node.js continues to be a leading framework for developing high-performance web applications, security concerns have grown alongside its popularity. Web applications are a prime target for attackers, and ignoring security flaws can lead to catastrophic outcomes like data breaches,

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API Rate Limiting and Abuse Prevention Strategies in Node.js for High Traffic APIs

API Rate Limiting and Abuse Prevention Strategies in Node.js for High-Traffic APIs

APIs are the backbone of modern applications, enabling communication between diverse systems and devices. However, when dealing with high-traffic APIs, one of the biggest challenges is ensuring availability while preventing abuse. Rate limiting and abuse prevention strategies play a crucial

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Securing Node.js WebSockets

Securing Node.js WebSockets: Prevention of DDoS and Bruteforce Attacks

WebSockets have become a pivotal part of modern real-time applications, enabling full-duplex communication between clients and servers. From chat applications to live stock trading, WebSockets offer immense benefits. However, their persistent connections make them vulnerable to Distributed Denial of Service

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Building Role Based Access Control in Node.js Apps with JWT Authentication

Building Role-Based Access Control in Node.js Apps with JWT Authentication

In modern applications, security is paramount. Role-Based Access Control (RBAC) is a powerful way to manage access to resources by assigning roles to users. Coupled with JSON Web Token (JWT) authentication, RBAC becomes a seamless and secure method for protecting

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How to Secure Node.js APIs Top Security Practices for the Enterprise

How to Secure Node.js APIs: Top Security Practices for the Enterprise

Node.js has become a popular choice for developing APIs due to its high performance, scalability, and extensive ecosystem. However, with great power comes the responsibility of ensuring your APIs are secure, especially when dealing with enterprise-level applications where data breaches

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Data Migration Strategies in Node.js

Data Migration Strategies in Node.js: Moving Between MongoDB and Postgres Seamlessly

The need for data migration arises when businesses grow, evolve, or adapt to new technologies. A common scenario is migrating from a NoSQL database like MongoDB to an SQL-based system such as PostgreSQL. Whether it’s to leverage Postgres’ relational model,

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Implementing Real Time Data Sync with MongoDB and Node.js

Implementing Real-Time Data Sync with MongoDB and Node.js

In today’s digital era, real-time applications are everywhere—from live chat systems and collaborative tools to dashboards and IoT systems. Implementing real-time data synchronization between a client and server is a crucial feature for creating dynamic and interactive user experiences. Why

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SQL vs. NoSQL How to Choose the Right Database for Your Use Case

SQL vs. NoSQL in Node.js: How to Choose the Right Database for Your Use Case

When building applications with Node.js, one of the most critical decisions you’ll face is selecting the right database. SQL and NoSQL databases offer different strengths, and understanding their differences will help you make a strategic choice. Understanding SQL and NoSQL

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Optimizing Real-Time Applications in Node.js with WebSockets and GraphQL

Optimizing Real-Time Applications in Node.js with WebSockets and GraphQL

Building real-time applications has become a necessity in today’s fast-paced world of instant communication and live updates. Whether it’s a chat application, live dashboard, multiplayer game, or stock trading platform, real-time capabilities provide an edge in delivering seamless user experiences.

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