Sviluppo Backend

🚀 Quick Start Guide

Get up and running with the NestJS tutorial in 5 minutes

Comprehensive NestJS Learning Materials

This repository contains comprehensive teaching materials for learning NestJS from scratch to advanced levels, including complete working examples with frontend integration.

📘 Comprehensive RESTful API Guide

1. Introduction to RESTintroductiontorest 2. REST Principles and Constraintsrestprinciplesandconstraints 3. HTTP Methods Deep Divehttpmethodsdeepdive 4. HTTP Status Codeshttpstatuscodes 5. Resource Naming Conventionsreso

Setup Instructions

Before you begin, ensure you have the following installed:

Complete Working Examples

This directory contains a fully functional NestJS backend application with a frontend that demonstrates all RESTful API interactions.

NGINX Learning Materials

Welcome to the comprehensive NGINX learning curriculum This repository contains teaching materials designed to take students from complete beginners to advanced NGINX administrators.

Advanced Level Module 1: Performance Tuning

By the end of this module, you will: Optimize worker processes and connections Tune buffer sizes Configure keepalive connections Optimize file handling Understand connection limits Monitor and benchmark performance

Advanced Level Module 2: Security Hardening

By the end of this module, you will: Hide NGINX version information Configure security headers Implement rate limiting Secure file permissions Protect against common attacks Configure access controls Understand SSL/TLS s

Advanced Level Module 3: Troubleshooting

By the end of this module, you will: Understand logging and log analysis Test configuration files Debug common errors Monitor NGINX performance Troubleshoot connection issues Fix configuration problems Use debugging tool

Advanced Level Module 4: Rate Limiting

By the end of this module, you will: Understand rate limiting concepts Configure request rate limiting Set up connection limiting Implement IPbased limiting Configure burst and delay Handle rate limit whitelisting Monito

Advanced Level Module 5: Advanced Caching

By the end of this module, you will: Understand advanced caching strategies Configure cache purging Implement cache segmentation Set up cache warming Configure cache revalidation Understand cache locking Monitor cache pe

Advanced Level Module 6: HTTP/2 and HTTP/3

By the end of this module, you will: Understand HTTP/2 features and benefits Configure HTTP/2 in NGINX Understand HTTP/3 QUIC protocol Configure HTTP/3 support Optimize for HTTP/2 Troubleshoot HTTP/2 issues

Advanced Level Module 7: Monitoring and Observability

By the end of this module, you will: Set up NGINX status monitoring Configure comprehensive logging Use monitoring tools Set up alerts Monitor performance metrics Understand key performance indicators Create monitoring d

Beginner Level Module 1: Introduction to NGINX

By the end of this module, you will: Understand what NGINX is and its purpose Know the difference between NGINX and Apache Understand NGINX architecture Learn about NGINX use cases

Beginner Level Module 2: Installation

By the end of this module, you will: Install NGINX on different Linux distributions Install NGINX on macOS Verify the installation Start, stop, and restart NGINX Understand basic service management

Beginner Level Module 3: Basic Configuration

By the end of this module, you will: Understand NGINX configuration file structure Learn about directives and contexts Understand the main configuration file Learn about include directives Practice editing configuration

Beginner Level Module 4: Serving Static Files

By the end of this module, you will: Configure NGINX to serve static files Understand the root and alias directives Set up proper file permissions Configure directory listings Handle different file types Set up caching f

Beginner Level Module 5: Server Blocks Virtual Hosts

By the end of this module, you will: Understand what server blocks are Configure multiple websites on one server Understand servername matching Set up default server blocks Handle different domains and ports Practice wit

Advanced Level Exercises

1. Optimize worker processes for your system 2. Tune buffer sizes 3. Configure keepalive connections 4. Enable file caching 5. Optimize compression settings 6. Benchmark before and after optimizations

Beginner Level Exercises

1. Install NGINX on your system 2. Verify the installation with nginx v 3. Start NGINX service 4. Access the default NGINX page in your browser 5. Stop and restart NGINX 6. Test configuration with nginx t

Intermediate Level Exercises

1. Generate a selfsigned SSL certificate 2. Configure NGINX to serve HTTPS on port 443 3. Set up HTTP to HTTPS redirect 4. Configure strong SSL settings TLS 1.2+, strong ciphers 5. Test SSL configuration with browser and

Intermediate Level Module 1: SSL/TLS Configuration

By the end of this module, you will: Understand SSL/TLS basics Generate SSL certificates Configure NGINX for HTTPS Set up Let's Encrypt certificates Configure certificate autorenewal Understand SSL best practices

Intermediate Level Module 2: Reverse Proxy

By the end of this module, you will: Understand what a reverse proxy is Configure NGINX as a reverse proxy Proxy to different backend servers Handle headers and proxy settings Configure WebSocket proxying Understand prox

Intermediate Level Module 3: Load Balancing

By the end of this module, you will: Understand load balancing concepts Configure different load balancing methods Set up health checks Configure session persistence Understand upstream blocks Handle failures and failove