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Static, Final, and Initialization Blocks

Table of Contents Introduction to Static, Final, and Initialization Blocks The Static Keyword in Java Static Variables Static Methods Static Blocks The Final Keyword in Java Final Variables Final Methods Final Classes Initialization Blocks...

Abstraction and Interfaces in Java

Table of Contents Introduction to Abstraction Types of Abstraction in Java Abstract Classes Interfaces Abstract Classes: Deep Dive Syntax and Usage Abstract vs Concrete Methods Constructors and Abstract Classes Interfaces: Deep Dive Syntax and...

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Methods, Overloading, and Recursion in Java

Table of Contents Introduction to Methods in Java Declaring and Calling Methods Method Parameters and Return Types Method Overloading Recursion in Java Advantages and Use Cases of Recursion Stack Memory and...

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Strings in Java – String Class, Immutable Nature, StringBuilder and StringBuffer

Table of Contents Introduction to Strings in Java The String Class String Declaration and Initialization String Immutability Common String Methods String Comparison String Concatenation and Performance StringBuilder vs StringBuffer Real-world Use Cases Summary and...

Arrays in Java – Single & Multi-dimensional Arrays, Array Operations

Table of Contents What Are Arrays? Advantages of Using Arrays Declaring and Initializing Arrays Accessing and Modifying Elements Iterating Through Arrays Multi-dimensional Arrays Common Array Operations Arrays vs ArrayList Real-world Examples Summary and What’s...

Loops in Java – for, while, do-while, break and continue

Table of Contents Introduction to Loops The for Loop The while Loop The do-while Loop Loop Control Statements: break and continue Infinite Loops Nested Loops Real-World Examples Summary and What’s Next 1. Introduction to...

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Using PHP Libraries with Composer

Table of Contents Introduction to PHP Libraries and Composer Installing Libraries with Composer Installing Specific Libraries Installing a Specific Version of a Library Updating Libraries with Composer Removing Libraries with...

Introduction to Composer (Dependency Manager)

Table of Contents What is Composer? The Role of Composer in PHP Development Why Use Composer? Installing Composer Basic Composer Commands Initializing a Project with Composer Installing Dependencies Updating Dependencies Removing Dependencies Managing Autoloading...

Creating a Simple MVC Framework

Table of Contents Introduction to MVC What is MVC? The Benefits of MVC Architecture The Core Components of MVC Model View Controller Building a Simple MVC Framework Setting Up the Project Structure Implementing the...

PHP Design Patterns: Singleton, Factory, etc.

Table of Contents Introduction to Design Patterns What are Design Patterns? Why Use Design Patterns? Common PHP Design Patterns Singleton Pattern Factory Pattern Strategy Pattern Observer Pattern Adapter Pattern Best Practices for Using Design...

String Manipulation in PHP – Functions and Techniques

Table of Contents Introduction to String Manipulation in PHP Why String Manipulation is Important Common String Functions in PHP String Concatenation String Length and Trimming Searching and Replacing Substrings String Comparison String...

Error and Exception Handling in Depth

Table of Contents Introduction to Error Handling What is Error Handling? Types of Errors in PHP PHP Error Reporting Levels Displaying Errors in Development vs Production Introduction to Exception Handling What...

Autoloading and Namespaces in PHP

Table of Contents Introduction to Autoloading in PHP What is Autoloading? Benefits of Autoloading How Autoloading Works in PHP Implementing Autoloading in PHP Introduction to Namespaces What are Namespaces? Benefits of Using...

OOP: Polymorphism and More Advanced Topics

Table of Contents Introduction to Polymorphism What is Polymorphism? Types of Polymorphism Implementing Polymorphism in PHP Real-World Example of Polymorphism More Advanced OOP Topics Abstract Classes and Methods Static Methods and Properties Method...

OOP: Inheritance, Interfaces, and Traits in PHP

Table of Contents Introduction to Inheritance What is Inheritance? How to Implement Inheritance in PHP Extending a Class Parent and Child Classes Overriding Methods What are Interfaces? Defining an Interface Implementing an Interface...

OOP Concepts: Classes and Objects in PHP

Table of Contents Introduction to Classes and Objects What is a Class? What is an Object? How to Define and Create a Class in PHP Defining a Class Creating Objects Accessing...

Introduction to Object-Oriented Programming (OOP) in PHP

Table of Contents What is Object-Oriented Programming (OOP)? Why Use OOP in PHP? Key Concepts of OOP Classes and Objects Properties and Methods Constructor and Destructor Inheritance Encapsulation Polymorphism Abstraction Benefits of Using OOP in...

PHP and Regular Expressions

Table of Contents Introduction to Regular Expressions Why Use Regular Expressions in PHP? Basic Syntax of Regular Expressions PHP Functions for Regular Expressions preg_match() preg_match_all() preg_replace() preg_split() Special Characters in Regular Expressions Modifiers in...