Ruby Quick Tutorial - Computer Science

📖 Table of Contents

7 Chapters

🛠️ Completed

Chapter 1: Environment Setup

Install Ruby 3.3, configure development environment, run your first Ruby program

Ruby 3.3 Bundler VS Code

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📝 Completed

Chapter 2: Basic Syntax

Variables & types, strings, arrays, hashes, control flow & error handling

Variables/Types Arrays Control Flow

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⚡ Completed

Chapter 3: Methods & OOP

Method definitions, Block/Proc/Lambda, classes & modules, Mixin

Methods OOP Mixin

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🗄️ Completed

Chapter 4: Database

ActiveRecord, Sequel, SQLite/PostgreSQL CRUD & transactions

ActiveRecord SQLite Transactions

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🌐 Completed

Chapter 5: Network Programming

HTTP requests, Faraday, JSON API, Sinatra intro

HTTP Faraday Sinatra

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💾 Completed

Chapter 6: File Operations

File read/write, directory traversal, CSV/JSON/YAML processing

Read/Write Directory YAML

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📚 Completed

Chapter 7: Libraries & Tools

Bundler package management, RSpec, Rake, popular Gems

Bundler RSpec Rake

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✨ Learning Features

🎯

Comparative Learning

Interleaved Java/Python/JS comparisons to quickly build knowledge mappings

💻

Code-Driven

Concise code examples for every concept, ready to use immediately

🚀

Practice-Oriented

From files to databases, covering real-world web development scenarios

🔧

Modern Ruby

Based on Ruby 3.3, covering Pattern Matching, Ractor, and other new features