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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...

Backup and Restore in MongoDB (mongodump, mongorestore)

Table of Contents Introduction to MongoDB Backup and Restore Why Backup and Restore are Crucial in MongoDB mongodump: Backing Up MongoDB Data What is mongodump? How to Use mongodump Options...

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Schema Definition and Validation with Mongoose

Table of Contents Introduction to Mongoose Schema Defining a Mongoose Schema Mongoose Schema Types Setting Default Values Mongoose Validation Built-in Validation Custom Validation Async Validation Validating Arrays and Nested Objects Required Fields and Field...

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MongoDB with Mongoose ORM

Table of Contents Introduction to Mongoose What is an ORM (Object Relational Mapping)? Setting Up Mongoose Defining Mongoose Models CRUD Operations Using Mongoose Create (insertOne, insertMany) Read (findOne, find) Update (updateOne, updateMany) Delete...

CRUD Operations in Node.js with MongoDB (with Code Examples)

Table of Contents Introduction What is CRUD? Setting Up the Project Connecting to MongoDB Create Operation (insertOne, insertMany) Read Operation (findOne, find) Update Operation (updateOne, updateMany) Delete Operation (deleteOne, deleteMany) Error Handling &...

MongoDB with Node.js Using the Official Driver

Table of Contents Introduction Why Use the Official MongoDB Driver? Installing MongoDB Driver for Node.js Connecting to MongoDB (Local and Atlas) CRUD Operations with the MongoDB Driver Using Connection Pooling Error...

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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...

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...