C

Null reference exceptions are one of the most common runtime errors in C#. Nullable reference types let the compiler help you avoid them—if you use them correctly.

Primary constructors in C# 12 reduce boilerplate by letting you declare constructor parameters directly on the type. Cleaner, more concise, and perfect for data + behavior types.

C# records offer value-based equality and immutability, making data models cleaner and reducing boilerplate. Ideal for data-centric types, records simplify object comparison and updates in modern C#.

Update C# records the smart way — use the with keyword to clone and modify immutable objects effortlessly.