DotNetExercises is a collection focused on programming techniques in C#/.NET/.NET Core, covering commonly used syntax, algorithms, techniques, middleware, libraries, and real-world case studies.

Take advantage of read-only generic interfaces such as IReadOnlyList, IReadOnlyDictionary, and IReadOnlyCollection to prevent modifications to collections in your .NET Core applications. A collection ...

The FrozenSet and FrozenDictionary classes introduced in .NET 8 are immutable collections optimized for fast look-ups. Here’s how to take advantage of them. Developers often grapple with the available ...