C# Learning Repository

A comprehensive collection of C# learning projects demonstrating various programming concepts, design principles, and best practices.

📚 Projects

Quick links to each project:

• Programming Paradigms Examples - Comprehensive demonstration of major programming paradigms
• Test Driven Development (TDD) Examples - TDD practices with xUnit framework
• SOLID Principles Examples - SOLID design principles with problem/solution examples
• Design Patterns - Essential creational design patterns implementation
• Sololearn Course - C# Sololearn course exercises

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🎯 Project Overview

1. Programming Paradigms Examples

Location: paradigms-examples/

A comprehensive demonstration of major programming paradigms implemented in C#, showcasing real-world examples of different programming approaches.

Key Topics:

• Object-Oriented Programming (OOP)
• Functional Programming
• Procedural/Imperative Programming
• Event-Driven Programming
• Structured Programming

Tech Stack: .NET 9.0, C# 12.0

2. Test Driven Development (TDD) Examples

Location: tdd-examples/

Comprehensive TDD practices using xUnit testing framework with real-world examples of test-first development.

Key Topics:

• Red-Green-Refactor cycle
• Unit testing with xUnit
• Mocking and stubbing
• Data-driven testing
• Business logic validation

Examples Include: Calculator, BankAccount, ShoppingCart, SQLQueries

3. SOLID Principles Examples

Location: solid-examples/

Demonstration of SOLID design principles with clear problem/solution examples and dependency injection patterns.

Key Topics:

• Single Responsibility Principle (SRP)
• Open/Closed Principle (OCP)
• Liskov Substitution Principle (LSP)
• Interface Segregation Principle (ISP)
• Dependency Inversion Principle (DIP)
• Dependency Injection patterns

4. Design Patterns

Location: design-patterns/

Essential creational design patterns with practical examples and comprehensive demo code.

Patterns Implemented:

• Factory Pattern
• Abstract Factory Pattern
• Builder Pattern
• Prototype Pattern
• Singleton Pattern

5. Sololearn Course

Location: sololearn/

C# exercises and examples from the Sololearn course.

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🚀 Getting Started

Each project has its own README with specific instructions. Generally, you can:

# Clone the repository
git clone https://github.com/hganchev/csharp-learning.git
cd csharp-learning

# Navigate to a specific project
cd paradigms-examples  # or any other project folder

# Build and run
dotnet build
dotnet run

🛠️ Requirements

• .NET 9.0 or later (some projects may work with earlier versions)
• C# 12.0 features recommended
• Visual Studio 2022 or VS Code with C# extension

📖 Learning Path

Recommended order for beginners:

1. Sololearn Course - Start with basics
2. Programming Paradigms - Understand different programming approaches
3. SOLID Principles - Learn design principles
4. Design Patterns - Study common solutions to recurring problems
5. TDD Examples - Practice test-driven development

🤝 Contributing

Contributions are welcome! Please ensure any contributions:

• Include comprehensive documentation
• Follow existing code style and structure
• Provide practical, real-world examples
• Include proper error handling and validation

📝 License

This repository is for educational purposes.