Explores identity and equality types in type theory, contrasting definitional vs. propositional equality and their role in proofs.
Analyzes C# struct equality performance, comparing default structs, IEquatable implementations, and C# 10 record structs.
An in-depth look at the NaN (Not a Number) value in JavaScript, covering its nature, how to check for it, and common operations that produce it.
Explains Python's __eq__ and __hash__ methods, their interaction, and the critical rule that an object's hash must never change.
A guide to simplifying the implementation of GetHashCode in C#, covering best practices, common pitfalls, and new .NET Core features.
