#object-oriented

Day 02｜行會規範：畫室開工前，刻在門楣上的五條規矩（SOLID）

本文同樣發表於 2026 iThome 鐵人賽 Day 02｜行會規範：畫室開工前，刻在門楣上的五條規矩（SOLID）

Concurrency in Java: When One Program Does More Than One Thing

Have you ever wondered how your phone can download something, play music, and still let you scroll through an app at the same time?

.NET Runtime’da Kalıtım ve Polymorphism: virtual/override Çağrısının Arka Planı

Bu yazının konusu tek bir soru etrafında şekilleniyor: bir e-ticaret sisteminde urun.KargoUcretiHesapla() yazdığımızda .NET runtime'da…

Do I Need Grokking Using OOD Principles for FAANG?

If you are preparing for FAANG-style interviews, your study plan can become crowded very quickly. Data structures and algorithms already…

🍕 Stop Overcomplicating the Decorator Pattern: Learn It by Building Pizza

How I finally understood the Decorator Pattern by solving a real problem first

Inheritance vs. Composition

🦆 The Grand Zoo Taxonomy

Python Inheritance Explained: Stop Rewriting the Same Code

If you understand classes, inheritance is the next concept that will make Python OOP finally click.

The Object-Oriented Debate: Why a 1960s Idea Still Divides Developers

Object-oriented programming has been controversial since Simula introduced the concept decades ago. That’s a strange thing to say about a…

Java Inheritance — Complete Guide for Interviews

Inheritance is one of the most important concepts of Object-Oriented Programming.

Abstract Classes vs Interfaces in Java — A Simple Guide

While learning Java, I came across abstract classes and interfaces. They looked quite similar at first, so I wanted to understand when to…

The Secret Behind .NET

Introduction

Garbage Collection in C#: How .NET Automatically Manages Memory

Introduction

Class dan Object pada OOP

Misalnya kita menyusun kode lalu mengelompokkannya ke dalam unit bernama objek, pendekatan itulah yang disebut OOP atau Pemrograman…

SOLID Design Principles in App Development: A Comprehensive Guide

A Deep Dive into Building Robust, Maintainable Applications

You should DRY with PLC Programming

DRY, or Don’t Repeat Yourself, is a popular methodology in traditional computer programming. Like the name implies, this is a methodology…

Design Pattern — Factory Method

How subclasses take over object creation — and when to let them

Complete Guide to Constructors in C++ with Practical Examples

A beginner-friendly guide to C++ constructors with code examples, memory management concepts, and object lifecycle explanations.

OOP in Java: Encapsulation.

Why letting other code touch your fields directly is a bad idea.

The Day I Decided Never to Learn Python

(A quick disclaimer before we begin: this session took place nearly 30 years ago. While the core structural concepts and my definitive…

OOP in Java: Classes and Objects.

Every Java tutorial throws the word “class” at you in the first five minutes. Most never explain what it actually means. This one does.

C’den C++’a Geçerken: Nesne Yönelimli Programlamayı Anlamak

The World Was Drowning in Code. Then Someone Said: Let’s Think Like the World.

How a crisis in the 1960s gave birth to a revolution in thinking, and why a language named after coffee became the backbone of the modern…

Multiple Inheritance in Kotlin. Class Delegation Closes the Gap

Class delegation works around single inheritance, and solves a base-class problem every Android developer eventually hits.

Dart Class Modifiers: normal vs base vs sealed vs abstract vs interface vs final vs mixin

A practical, file-scoped guide to every Dart class modifier — what each one allows, what it restricts, and exactly when to reach for it.

Thinking in Objects: A Guide to the 4 Pillars of OOP

In the early days of programming, code was often a long, linear list of instructions. As systems grew more complex, this “spaghetti code”…

Descriptors in Python — The Ultimate Guide

This guide provides a complete overview of Python descriptors, including how they work and when to use them

Python3: Mutable vs Immutable -Everything is Object

Introduction

The Blueprint of My First App: Decoding the ER Diagram 🗺️✨

Building my first 100% original app is a wild ride, but I quickly learned one thing: Don’t start coding until you’ve drawn the map. 🖊️

Episode 14: Intro to Object-Oriented and Alternative Design Styles, or Why Not Every Problem Needs…

By the time you reach this point in the series, you have already taught the computer how to remember things, make decisions, repeat itself…

Prysma: Anatomy of an LLVM Compiler Built from Scratch in 8 Weeks

Prysma: https://github.com/prysma-llvm/prysma

Employment-Payroll-System — -Mini-Project-Java

A comprehensive Employee Payroll Management System built in Java that demonstrates Object-Oriented Programming concepts. This console-based…

Library Management System in Java

Building a Library Management System in Java: A Comprehensive Guide

Python Tinydb

A lite duty doc database

Why Do We Need to Override hashCode() with equals()? (equals-hashCode part 2)

Photo by Stefan Heinemann on Unsplash

Why Do We Need to Override equals() in Java? (equals-hashCode part 1)

Photo by Volodymyr Dobrovolskyy on Unsplash

Design Thinking, OOUX, and solving problems

How OOUX and Design Thinking are a power duo in tackling complexity

Applying OOUX to a Real Project: Breaking Down a Black Friday Landing Page (Part 1)

After learning about Object-Oriented UX, I promised myself I’d try it on a real project. So my mentor challenged me to design a Black…

SRP: The One Rule Most Developers Think They Follow… But Don’t

Most developers strive to follow SRP, until their class explodes the moment a new requirement comes into picture.

What Toquinho’s Notebook Always Knew

Graham Harman, Ailton Krenak, and Cannibal Ontologies

OOP’nin 4 Temel Özelliği Nelerdir? (C++ ile Açıklamalı)

OOP’nin 4 Temel Özelliği Nelerdir? (C++ ile Açıklamalı)

🏗️ The 7 Most Important Design Patterns in Software Development

Design patterns are reusable solutions to common problems encountered during software development. They are blueprints that help developers…

CV-38 (Industrial Vision-3: Coding & System-Level Skills)

In industrial vision, writing code is not just about functionality, it is about reliability. A single missed frame, unhandled exception, or…

Micro-services in a macro interview: When to move past a monolith design

TL;DR

Object-Oriented Programming is DEAD — Here’s What Killed It

Classes, inheritance, and polymorphism once ruled the world. Now, they’re holding us back.

How I Made My File Organizer Using Java

Have you ever opened your Downloads folder only to get lost in a sea of random files, struggling to find that one document you swore you…

Swift and OOP: Simplifying Code with Object-Oriented Programming

Hello everybody! In this article, we’ll explore Object-Oriented Programming (OOP), its pros and cons, and how it’s used in real-world…

🧬 Evolving Class Syntax in JavaScript 🧬

In JavaScript, almost everything (except a few primitive types) is object — even functions! Before ES6 (2015), JavaScript had no class…

🔍 Python Class Methods vs Static Methods: What, When, and Why

When working with Python’s object-oriented features, you’ll often encounter two decorators that seem deceptively similar: @classmethod and…

Cells, Generators, Lenses — Oh My!

Beyond the textual prompt

🚀 Yazılımda SOLID Prensipleri: Daha Temiz ve Esnek Kod Yazmak İçin Temel Kurallar

Geliştiricilerin en çok karşılaştığı sorunlardan biri, uzun vadede bakımı zor ve değişime dirençli kodlarla uğraşmak. Peki, bir yazılımı…