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Tables and Their Structure (<table>, <tr>, <td>)

Table of Contents Introduction to HTML Tables The Basic Structure of an HTML Table Table Rows (<tr>) and Table Cells (<td>) Table Headings (<th>) and Caption (<caption>) Colspan and...

Images and the <img> Tag

Links and Anchor Tags

Table of Contents Introduction to Links and Anchor Tags Creating a Basic Link with the <a> Tag Using the href Attribute Opening Links in a New Tab with...

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Monitoring and Performance Tuning in MongoDB

Table of Contents Introduction to MongoDB Monitoring and Performance Tuning Key Performance Indicators (KPIs) for MongoDB MongoDB Monitoring Tools and Techniques Identifying Performance Bottlenecks Indexing and Query Optimization Resource Management...

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MongoDB Change Streams and Real-Time Event Listening

Table of Contents Introduction to Change Streams How Change Streams Work in MongoDB Benefits of Using Change Streams Use Cases for MongoDB Change Streams Implementing Change Streams in Node.js Handling...

MongoDB Transactions in Replica Sets

Table of Contents Introduction to MongoDB Transactions Why Use Transactions in MongoDB? MongoDB Replica Sets and Transactions How Transactions Work in MongoDB Replica Sets ACID Properties of MongoDB Transactions Example...

Sharding and Horizontal Scaling in MongoDB

Table of Contents Introduction to Sharding and Horizontal Scaling Why Horizontal Scaling is Important for MongoDB Sharding Architecture in MongoDB Shard Key Config Servers Mongos Setting Up Sharding in MongoDB How MongoDB...

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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...

Working with JSON in PHP

Table of Contents Introduction to JSON Why Use JSON in PHP? Encoding Data to JSON json_encode() Decoding JSON Data json_decode() Handling JSON Errors Error Handling in JSON Functions Working with JSON Files in...

PHP Filters and Data Validation

Table of Contents Introduction to Data Validation and Filtering Importance of Data Validation PHP Filter Functions filter_var() filter_input() filter_input_array() Common PHP Filters FILTER_SANITIZE_* FILTER_VALIDATE_* Validating and Sanitizing User Input Email Validation URL Validation Integer Validation Custom Validation and...