Learn how memory management works in .NET, including value vs reference types, stack vs heap allocation, garbage collection, and common causes of memory leaks. Essential for writing efficient, production-ready C# code....

Constructors are often overlooked when we talk about object-oriented programming, but understanding how they interact — especially across base and derived classes — is critical. Here's a short but powerful challenge that explores constructor chaining and inheritance in C#....

🧠 Polymorphism is one of the core principles of object-oriented programming — and C# gives you powerful tools to work with it. But there's a subtle trap many developers fall into when dealing with method hiding vs method overriding....

🧠 When working with loops, we often use continue and break to control the flow of execution — but do you truly understand how they behave together? Here's a small but tricky C# challenge that demonstrates their impact clearly....

LINQ is a powerful feature in C#, but it comes with nuances that can trip up even experienced developers — especially around deferred execution. Let’s dive into a real-world example that clearly shows the difference between deferred and immediate evaluation in LINQ....

Conditional logic in C# is easy to write — but easy to get wrong when expressions grow more complex. I recently came across a test that combines boolean expressions, operator precedence, and DateTime comparisons. It’s a great opportunity to sharpen your understanding of how C# evaluates logic at runtime....

In a recent C# test, I came across this thought-provoking code snippet that’s deceptively simple — until you look a little closer....

From optimizing API response times to writing efficient SQL queries, performance tuning is a key skill every experienced .NET developer must master. Here are 10 questions that help you shine in interviews....

APIs are the backbone of modern web applications — especially in domains like banking where security, performance, and reliability are non-negotiable. Here are 10 must-know questions for .NET API developers, each explained with why it’s asked and a strong senior-level answer....

Exception handling is critical to building resilient and fault-tolerant applications. These questions help showcase your experience in writing safe, reliable .NET code — especially in banking, enterprise, and high-availability environments....