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Writing Maintainable, Scalable, and Readable TypeScript Code

Table of Contents Introduction to Code Maintainability Principles of Maintainable TypeScript Code Key Practices for Writing Scalable TypeScript Code Enhancing Readability in TypeScript Code Structuring TypeScript Projects for Scalability Advanced...

Monorepos with TypeScript: Nx, Turborepo Basics

Table of Contents What is a Monorepo? Benefits of Monorepos Overview of Nx and Turborepo What is Nx? What is Turborepo? Setting Up a Monorepo with Nx Setting Up a Monorepo...

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Linting and Formatting: ESLint + Prettier for TypeScript

Table of Contents Introduction Why Linting and Formatting Are Critical What is ESLint? What is Prettier? How ESLint and Prettier Work Together Setting Up ESLint in a TypeScript Project Installing Dependencies Configuring...

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Clean Code Principles and Best Practices for TypeScript

Table of Contents Introduction Why Clean Code Matters Core Clean Code Principles Meaningful Names Small, Focused Functions Single Responsibility Principle (SRP) Avoiding Side Effects Favor Composition Over Inheritance DRY (Don’t Repeat Yourself) KISS (Keep...

Event-Driven Programming with Typed Events in TypeScript

Table of Contents Introduction What is Event-Driven Programming (EDP)? Why Typed Events Matter Building a Simple Event System in TypeScript Defining Typed Event Interfaces Creating an Event Emitter Class Subscribing, Emitting,...

Domain-Driven Design (DDD) Basics in TypeScript

Table of Contents Introduction What is Domain-Driven Design (DDD)? Core Concepts of DDD Entities Value Objects Aggregates Repositories Services Structuring a DDD Project in TypeScript Example: Building a Simple DDD Module in TypeScript Best Practices...

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Advanced Error Handling in Node.js

Table of Contents Introduction to Advanced Error Handling in Node.js Understanding Synchronous vs Asynchronous Errors Error Handling in Callbacks Promises and Error Handling Error Handling with async/await Custom Error Classes...

Node.js and Cloud Deployment

Table of Contents Introduction to Cloud Deployment for Node.js Why Use the Cloud for Node.js Applications? Popular Cloud Providers for Node.js Deployment Setting Up Cloud Environment for Node.js Deploying...

Microservices with Node.js

Table of Contents Introduction to Microservices Architecture Benefits of Using Microservices in Node.js Core Concepts of Microservices Setting Up a Node.js Microservices Architecture Creating Individual Services Communication Between Services Building Microservices...

Asynchronous Programming Patterns in Node.js

Table of Contents Introduction to Asynchronous Programming in Node.js Why Asynchronous Programming is Crucial in Node.js Common Asynchronous Programming Patterns Callback Functions Promises Async/Await Callback Hell and How to Avoid It Using...

Node.js Security Best Practices

Table of Contents Introduction to Node.js Security Why Security is Crucial for Node.js Applications Common Security Threats in Node.js SQL Injection Cross-Site Scripting (XSS) Cross-Site Request Forgery (CSRF) Remote Code Execution...

Redis Clustering in Node.js

Table of Contents Introduction to Redis Clustering How Redis Clustering Works Setting Up Redis Clustering Connecting to Redis Cluster from Node.js Use Cases for Redis Clustering Best Practices Conclusion 1. Introduction to...

Session Management in Node.js

Table of Contents Introduction to Session Management Why Use Session Management in Node.js? Using Express-Session for Session Management Session Storage Options (In-Memory, Redis, Database) Handling Session Security Best Practices in...

Token Blacklisting in Node.js

Table of Contents Introduction to Token Blacklisting Why Token Blacklisting is Important Common Use Cases for Token Blacklisting How Token Blacklisting Works Implementing Token Blacklisting in Node.js Using a Database Using...

Refresh Token Implementation in Node.js

Table of Contents Introduction to Refresh Tokens Setting Up the Project JWT Authentication and Refresh Token Flow Creating the Routes for Access Token and Refresh Token Securing the Application Conclusion 1....

End-to-End Example: Google OAuth + JWT + WebSocket Auth with Socket.IO

Project Structure oauth-websocket-app/│├── server.js├── auth/│ └── google.js├── middleware/│ └── socketAuth.js├── public/│ └── index.html├── .env├── package.json Prerequisites Node.js installed Google Developer Console project...

Integrating WebSockets with OAuth and SSO Systems in Node.js

Real-time applications often rely on WebSockets for persistent, low-latency communication, but integrating them with traditional OAuth 2.0 or SSO flows poses a unique challenge....

Advanced WebSocket Authentication & Authorization in Node.js

When building secure and scalable real-time apps using WebSockets and Node.js, authentication is only the beginning. To ensure robust security, we need to go...