UML class diagrams show the structure of a system by displaying classes, their attributes, methods, and relationships. Essential for documenting object-oriented designs and system architecture. Use Case Use class diagrams when you need to: Document system architecture Show class relationships and hierarchies Design …

Python metaclasses with visual explanations using Mermaid diagrams. What are Metaclasses? Metaclasses are classes that create classes. graph TD A[type metaclass] -->|creates| B[MyClass class] B -->|creates| C[instance object] style A fill:#ff6b6b style B fill:#4ecdc4 style C fill:#95e1d3 In Python, everything is an …