Java Library Management System Implementation
Book Package Classes
Book Class
package library;
public class Book {
private String title;
private String writer;
private int cost;
private String category;
private boolean borrowed;
public Book(String title, String writer, int cost, String category) {
this.title = title;
this.writer = writer;
t ...
Posted on Fri, 29 May 2026 23:28:12 +0000 by $phpNut
Java Fundamentals: Classes, Objects, and Object-Oriented Concepts
Classes and Objects
In Java, a class serves as a blueprint for creating objects. Objects are instances of classes that encapsulate data and behavior.
Basic Class Definition
package learning;
public class Book {
public int publicationYear;
public String title;
public void display() {
System.out.println(publicationYear + ...
Posted on Sun, 24 May 2026 17:36:56 +0000 by ruddernz
Object-Oriented Programming Fundamentals in Python
Object-Oriented Programming Concepts
Programming paradigms represent different approaches to problem-solving using computers. Two primary paradigms exist: procedural and object-oriented programming. Python supports both approaches.
Procedural Programing
This paradigm follows a top-down approach with step-by-step refinement:
Problems are broken ...
Posted on Fri, 22 May 2026 21:19:07 +0000 by vietnamese
C++ Class Fundamentals
Classes
Overview: The core concept of classes is data abstraction and encapsulation
class Student {
public:
void printId() const {std::cout << "test";};
private:
};
Defining Member Functions
Member functions are regular functions that belong to a class and are defined within the class body. They can have access specifiers ...
Posted on Wed, 20 May 2026 05:00:44 +0000 by chintansshah
Understanding Inheritance in C++
Inheritance is one of the core pillars of object-oriented programming. It enables a class to acquire properties and behaviors from another class, promoting code reuse and reducing redundancy.
When multiple classes share common attributes or methods but also define their own unique features, inheritance allows you to extract the shared parts int ...
Posted on Sun, 17 May 2026 08:41:07 +0000 by BigBrother
Python Object-Oriented Programming Fundamentals
Procedural vs Object-Oriented Programming Paradigms
Procedural programming focuses on solving problems through sequential steps, resembling an assembly line approach with mechanical thinking patterns.
Advantages: Complex problems become streamlined and simplified.
Disadvantages: Poor extensibility.
Object-oriented programming treats objects as ...
Posted on Fri, 15 May 2026 09:09:57 +0000 by flyersman
Method Resolution Order in Python Multiple Inheritance
Handling Method Conflicts in Multiple Inheritance
When dealing with multiple inheritance, Python follows the Method Resolution Order (MRO) too resolve conflicts between methods with the same name. The MRO follows a left-to-right, depth-first search pattern.
Left Class Priority (No Direct Method)
When the left base class doesn't directly contain ...
Posted on Thu, 14 May 2026 09:35:48 +0000 by nuying117
Java Inheritance, Abstract Classes, Template Pattern, and Initialization Blocks
Class Inheritance in Java
1.1 Implementing Inheritance
Inheritance enables code reuse and establishes an "is-a" relationship between classes. A subclass inherits accessible members (fields and methods) from its superclass using the extends keyword.
class Vehicle {
protected String brand = "Generic";
public void st ...
Posted on Thu, 14 May 2026 06:26:39 +0000 by phpwiz
C++ Class Fundamentals: Virtual Functions, Polymorphism, and Class Relationships
class Parent {
public:
virtual void display() {
cout << "Parent::display invoked" << endl;
}
};
class Child : public Parent {
private:
virtual void display() {
cout << "Child::display invoked" << endl;
}
};
/*
Parent declaration Child declaration Compilation result
--------------- -------- ...
Posted on Thu, 14 May 2026 05:32:58 +0000 by amitsonikhandwa
Object-Oriented Programming in ES6 JavaScript
Object-Oriented Programming
ES6 Classes and Objects
Objects
In the real world, everything can be considered an object - a concrete entity that can be seen and touched. For instance, a book, a car, or a person can be objects. Similarly, a database connection, a web page, or a server connection can also be treated as objects.
Objects consist of p ...
Posted on Wed, 13 May 2026 16:36:22 +0000 by gemmerz