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Serverless Architecture with Node.js: A Deep Dive

Table of Contents What is Serverless Architecture? Why Use Node.js for Serverless? Key Components of a Serverless Application Serverless Providers: AWS Lambda, Azure Functions, Google Cloud Functions Building Your...

Optimizing GraphQL Performance in Node.js

Table of Contents Introduction to GraphQL Optimization Common GraphQL Performance Challenges Query Caching Response Caching with Apollo Server Batching and Dataloader Avoiding N+1 Query Problems Pagination Strategies Persisted Queries Query Complexity Analysis and...

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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...

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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...

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Working with Databases in Node.js

In modern web development, interacting with databases is essential for storing and retrieving application data. Node.js offers multiple ways to connect to databases, both...

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...