Why Immutability is a good thing and how to apply it. — This is one of the most interesting topics to me to the extent that once I start talking about it you might need to fight me to stop 😊 I believe that many of the issues and problems that developers come across could be solved if they apply Immutability as…

When to be cautious while using Optional Parameters in .NET C# — We all know about Optional Parameters and we love to use them instead of defining too many method overloads. However, there is something important that you need to keep in mind while using Optional Parameters especially if you are developing your own class library. In this article, I will show…

Understand why Defensive Copy is important and how it affects performance. — Did you ever hear about Defensive Copy in .NET C#? Do you know how important this topic is? Do you know that you might be wasting memory and processing power because of it? Let me tell you about it…

Why & When Sealed Keyword could lead to a performance boost in .NET C# — What does it mean to write compiler-friendly code? Any .NET code passes by more than one phase till finally reaches the machine code. Since many factors are involved in this process, there could be lots of details that we miss when we are first writing our code. However, the more…

Learn when splitting large methods into smaller ones makes the impossible possible. — Introduction As a software developer, you have always heard someone telling you that you should not have bulky methods. In other words, you should avoid having too much logic or too many lines of code inside one method. I can hear you now saying: Yes, the same bla bla bla, give…

Learn the Template Method Design Pattern in .NET C# and explore the different possibilities. — What is Template Method Design Pattern? The Template Method Design Pattern is one of the widely used design patterns, especially when dealing with algorithmic modules or systems. Let me walk you through it step by step. Sometimes when we are working on a module of our system, we find that we need to follow some specific…

Tips, tricks and best practices of Unit Testing in .NET C# using NUnit and Moq — The Scope In this article we are going to highlight some of the important tips and tricks to follow when using NUnit and Moq libraries to cover our .NET C# applications with Unit Tests. You should not use this article as definitive guide to unit testing as this is not the goal…