SOLID Principles in C#

Course Outline: SOLID Principles in C#

Module 1: Introduction to SOLID Principles

1. Overview of SOLID Principles
   • Definition and importance
   • Benefits of using SOLID principles in software design
2. Historical Context
   • Origins and evolution of SOLID principles
   • Key contributors to the development of SOLID

Module 2: Single Responsibility Principle (SRP)

1. Definition and Explanation
   • Concept of a single responsibility
   • Examples and non-examples in C#
2. Practical Application
   • Refactoring code to adhere to SRP
   • Case studies and real-world examples

Module 3: Open/Closed Principle (OCP)

1. Definition and Explanation
   • The meaning of being open for extension but closed for modification
   • C# examples demonstrating OCP
2. Practical Application
   • Implementing OCP in existing projects
   • Design patterns that support OCP (e.g., Strategy Pattern)

Module 4: Liskov Substitution Principle (LSP)

1. Definition and Explanation
   • Understanding LSP with practical C# examples
   • Ensuring derived classes extend base classes without altering behavior
2. Practical Application
   • Refactoring code to adhere to LSP
   • Common pitfalls and how to avoid them

Module 5: Interface Segregation Principle (ISP)

1. Definition and Explanation
   • Importance of specific and small interfaces
   • Examples of ISP violations and solutions in C#
2. Practical Application
   • Designing interfaces according to ISP
   • Real-world case studies

Module 6: Dependency Inversion Principle (DIP)

1. Definition and Explanation
   • High-level modules should not depend on low-level modules
   • Examples of DIP in C#
2. Practical Application
   • Implementing dependency injection
   • Using Inversion of Control (IoC) containers in C#

Module 7: SOLID in Practice

1. Integrating SOLID Principles
   • Combining all five principles in a cohesive design
   • Refactoring an existing project to be SOLID compliant
2. Case Studies and Projects
   • Analysis of real-world projects
   • Hands-on project implementation

Module 8: Advanced Topics

1. Design Patterns and SOLID
   • How common design patterns align with SOLID principles
2. Best Practices and Anti-Patterns
   • Identifying and avoiding anti-patterns in software design

Module 9: Conclusion and Resources

Community and support resources

Review and Summary

Recap of key concepts

Q&A session

Further Learning

Recommended books, articles, and courses

Course Instructor

Muhammad Mazhar Author