Software entities should be open for extension but closed for modification. Use abstract classes and interfaces to allow new behavior without breaking existing code.
Abstracts data access. It allows you to swap a SQL Server implementation for a Mock version during unit testing, facilitating Test-Driven Development (TDD) . Agile principles, patterns, and practices in C#...
Depend on abstractions, not concretions. Use Dependency Injection (DI) —built into .NET Core—to decouple your classes. 2. Essential Design Patterns in C# Software entities should be open for extension but
Using tools like GitHub Actions or Azure DevOps to build and test your C# solution every time code is pushed. It allows you to swap a SQL Server
make adhering to the Dependency Inversion principle a default behavior rather than an afterthought.
Two developers working on one C# file. This is excellent for knowledge sharing and catching "logic bugs" before they reach the build server. 4. Why This Works in C#