Tag: OOP

9 posts

Jun 29, 2026 12 min read Beginner

Python Classes: Class vs Instance Attributes, super() and the MRO, @property and Dataclasses

How Python classes work: the shared mutable class attribute bug, __new__ vs __init__, super() and the MRO, @property, dataclasses and __hash__.
Jun 26, 2026 22 min read Intermediate

JavaScript Classes | ES6 Class Syntax Explained

JavaScript ES6 classes explained: what class syntax desugars to, getters/setters, static blocks, inheritance, private fields (#), and the this-binding pitfall.
Jun 24, 2026 17 min read Beginner

Go in 2 Weeks #03: Structs, Methods, Pointer vs Value Receivers and Embedding Instead of Inheritance

No class keyword in Go: structs, methods, pointer vs value receivers, embedding, and NewXxx constructors compared to C++.
Jun 23, 2026 18 min read Intermediate

C++ Virtual Functions: Polymorphism, override, and Pure

Virtual functions in C++: dynamic dispatch, virtual vs non-virtual, pure virtual and abstract classes, virtual destructors, vtables, and slicing pitfalls.
Jun 18, 2026 11 min read Beginner

C++ static Members: Static Data & Static Functions

Class static members shared by all instances: declaration vs definition, ODR, thread safety, the static init/deinit order fiasco, singletons, factories, and C++17 inline static in headers.
Jun 5, 2026 14 min read Intermediate

C++ Inheritance Design: Access Specifiers, Virtual Destructors, Hiding and Diamonds

C++ class hierarchy design: public vs private inheritance, virtual destructors, virtual calls in constructors, name hiding, slicing and virtual bases.
Jun 4, 2026 12 min read Beginner

C++ friend Keyword: Access Control and Operators

How friend functions and classes reach private members, why operator<< is usually a friend, friend factories, and when a getter or member is the better choice.
Jun 1, 2026 15 min read Advanced

C++ Diamond Problem: Multiple Inheritance & Virtual Bases

C++ diamond inheritance explained: why the common base is duplicated, what virtual inheritance really changes (construction, casts, layout, overriders), and when composition or interfaces are the better fix.
May 29, 2026 16 min read Beginner

C++ Classes and Objects: Constructors and Access Control

Learn C++ OOP from scratch: classes, constructors, public/private access, destructors, const member functions, and the Rule of Three/Five with working.