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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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Forms and User Input in PHP

Table of Contents Introduction to Forms in PHP Basics of HTML Forms Handling Form Data in PHP $_GET vs $_POST Validating User Input Sanitizing User Input Handling Multiple Form Elements Handling File...

Superglobals in PHP – $_GET, $_POST, $_REQUEST, $_SERVER

Table of Contents Introduction to Superglobals What Are Superglobals? Overview of Common Superglobals $_GET $_POST $_REQUEST $_SERVER Working with $_GET Working with $_POST Using $_REQUEST to Access Data Accessing Information with $_SERVER Practical Use Cases for...

Arrays in PHP – Indexed, Associative, and Multidimensional Arrays

Table of Contents Introduction to Arrays in PHP Why Use Arrays? Indexed Arrays Associative Arrays Multidimensional Arrays Array Functions in PHP Traversing Arrays in PHP Modifying Arrays Best Practices for Using Arrays Common Mistakes...

Functions in PHP – Creating Reusable Logic

Table of Contents Introduction to Functions Why Use Functions? Defining a Function in PHP Function Parameters and Return Values Default Parameters Variable Scope in Functions Anonymous Functions (Lambda Functions) Returning Multiple Values...

Loops (for, while, do-while, foreach)

Table of Contents Introduction to Loops Understanding the for Loop The while Loop The do-while Loop The foreach Loop Differences Between the Loops Best Practices for Using Loops Conclusion Introduction to Loops In programming,...

Conditional Statements in PHP (if, else, switch) – A Deep Dive

Table of Contents Introduction to Conditional Logic Importance of Conditional Statements if Statement in PHP if...else Statement if...elseif...else Ladder Nested if Statements switch Statement in PHP match Expression (PHP 8+) Best Practices for...

Operators in PHP – A Complete Guide

Table of Contents Introduction to PHP Operators Types of PHP Operators Arithmetic Operators Assignment Operators Comparison Operators Increment/Decrement Operators Logical Operators String Operators Array Operators Spaceship and Null Coalescing Operators (PHP 7+) Operator Precedence in...

Variables, Data Types, and Constants in PHP

Table of Contents What are Variables in PHP? Rules for Naming PHP Variables Variable Declaration and Assignment PHP Data Types Explained String Integer Float (Double) Boolean Array Object NULL Resource Type Juggling and Type Casting in PHP What...

Basic PHP Syntax and Hello World

Table of Contents Introduction to PHP Syntax PHP Tags and Code Structure PHP Statements and Semicolons Comments in PHP Output in PHP: echo vs print Hello World in PHP Best Practices...

Introduction to PHP and Setting Up the Environment

Table of Contents What is PHP? Why Learn PHP? History and Popularity of PHP Common Use Cases of PHP Prerequisites for Learning PHP Setting Up Your PHP Development Environment Testing Your...

Building and Deploying with CI/CD to Cloud (Capstone Project)

Table of Contents Overview of the Capstone Project Designing a Complete CI/CD Pipeline from Code Commit to Deployment Implementing Containerization, Infrastructure as Code (IaC), and Cloud Deployment Monitoring...

Continuous Testing in DevOps

Table of Contents Importance of Continuous Testing in the DevOps Pipeline Integrating Automated Tests (Unit, Integration, End-to-End) into CI/CD Testing Strategies for DevOps Pipelines Conclusion Importance of Continuous Testing...