Writing tests first using frameworks like xUnit or NUnit . This ensures your C# code is inherently testable and provides a safety net for refactoring.
Software entities should be open for extension but closed for modification. Use abstract classes and interfaces to allow new behavior without breaking existing code. Agile principles, patterns, and practices in C#...
Abstracts data access. It allows you to swap a SQL Server implementation for a Mock version during unit testing, facilitating Test-Driven Development (TDD) . Writing tests first using frameworks like xUnit or NUnit
Subtypes must be substitutable for their base types. This ensures that inheritance in C# doesn’t break your logic. Agile principles, patterns, and practices in C#...