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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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Testing Node.js Applications

Testing is a critical aspect of software development. It helps ensure that your Node.js application behaves as expected and allows you to catch bugs...

Error Handling and Debugging in Node.js

When developing applications, error handling and debugging are essential to ensure that your application runs smoothly. Node.js provides several mechanisms to handle errors gracefully...

Authentication and Authorization in Node.js

Authentication and authorization are key components of most modern web applications. Authentication is the process of verifying the identity of a user, while authorization...

Connecting a Node.js Application to a Database (Using MongoDB)

As your web applications grow, storing and retrieving data becomes a critical part of the development process. In this module, we will explore how...

Creating a Simple Web Application with Express.js

While Node.js provides the core functionality to create HTTP servers, Express.js is a minimalist and flexible web framework built on top of Node.js that...

Building a Simple HTTP Server with the Node.js http Module

One of the fundamental tasks of web development is creating HTTP servers. In Node.js, the built-in http module allows you to easily create a...

Asynchronous Programming in Node.js – Callbacks, Promises & async/await

Node.js is built on asynchronous programming. This allows it to handle I/O-heavy operations efficiently, even with a single-threaded architecture. In this module, we’ll dive...

The Node.js Event Loop and EventEmitter Explained

Understanding the event loop and the EventEmitter class is essential to mastering asynchronous programming in Node.js. These two concepts form the backbone of Node.js's...

Understanding Node.js Modules and require()

Modules are the building blocks of any Node.js application. They help you organize your code into reusable, maintainable, and encapsulated components. In this article,...

Working with Paths in Node.js Using the path Module

Managing file and directory paths is a crucial part of working with the file system in Node.js. Fortunately, Node.js includes a built-in module called...

Using the Node.js File System (fs) Module

Working with files is a common task in back-end development. Node.js provides the built-in fs module, which offers a comprehensive set of methods to...

Understanding the Node.js Module System

Node.js applications are built on a modular architecture that promotes reusability and maintainability. The module system is a foundational feature in Node.js that allows...