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Working with Relationships in NoSQL (One-to-One, One-to-Many, Many-to-Many)

Table of Contents Introduction to Relationships in NoSQL One-to-One Relationships in NoSQL One-to-Many Relationships in NoSQL Many-to-Many Relationships in NoSQL Best Practices for Modeling Relationships in NoSQL Conclusion Introduction to Relationships...

Schema Validation in MongoDB 4.0+

Table of Contents Introduction to Schema Validation Why Schema Validation is Important How Schema Validation Works in MongoDB Basic Schema Validation Syntax Modifying Schema Validation for Existing Collections Validation Levels...

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Working with MongoDB Compass for Visual Data Handling

Introduction MongoDB Compass is a powerful, user-friendly graphical user interface (GUI) for interacting with MongoDB databases. It simplifies database management and provides a visual interface...

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Data Types in MongoDB (ObjectId, Date, Embedded Docs, Arrays)

Introduction MongoDB, being a NoSQL database, is quite flexible when it comes to storing data. Unlike traditional relational databases, MongoDB stores data in BSON (Binary...

Basic CRUD Operations in MongoDB (insertOne, find, updateOne, deleteOne)

Introduction In this module, we will explore the basic CRUD operations in MongoDB, which are essential for interacting with data stored in a MongoDB database....

MongoDB Shell vs MongoDB Compass vs Drivers

Introduction In MongoDB, there are several ways to interact with the database, each suited to different use cases and user preferences. In this module, we...

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Error Handling in JavaScript – Writing Robust and Safe Code

Understanding Errors and Exception Handling in JavaScript No matter how carefully we write our code, errors are inevitable. Proper error handling is crucial to make...

Modern JavaScript – ES6+ Features You Should Know

Unlocking the Power of ES6+ in JavaScript With the release of ECMAScript 2015 (commonly known as ES6) and subsequent updates (ES7 through ES2024+), JavaScript has...

Scope, Hoisting & Closures in JavaScript

Understanding Scope, Hoisting, and Closures in JavaScript These three concepts — scope, hoisting, and closures — form the foundation of how JavaScript code is interpreted...

Working with Dates and Times in JavaScript

Mastering Dates and Times in JavaScript Handling dates and times is a common task in any application — whether you're showing timestamps, calculating durations, or...

Numbers and Math in JavaScript

Working with Numbers and Math in JavaScript Numbers are one of the core data types in JavaScript and are heavily used in everything from UI...

Strings and Template Literals in JavaScript

Mastering Strings and Template Literals in JavaScript Strings are one of the most commonly used data types in JavaScript. Whether you’re displaying messages, handling user...

Object-Oriented JavaScript (OOP in JS)

Mastering Object-Oriented Programming in JavaScript Object-Oriented Programming (OOP) is a powerful programming paradigm that focuses on organizing code into reusable and logical components called objects....

Working with the JavaScript DOM (Document Object Model)

Introduction to the DOM in JavaScript The Document Object Model (DOM) is a programming interface provided by the browser that allows developers to interact with...

Operators in JavaScript

Understanding Operators in JavaScript Operators are fundamental tools used in JavaScript to perform operations on variables and values. These operations can involve mathematical calculations, comparisons,...

Data Types in JavaScript

Understanding JavaScript Data Types JavaScript is a loosely typed or dynamically typed language, meaning that you do not have to declare the data type of...

String Manipulation in JavaScript

Understanding Strings in JavaScript In JavaScript, a string is a sequence of characters used to represent text. Strings are one of the most commonly used...

Arrays in JavaScript

Understanding Arrays in JavaScript In JavaScript, arrays are a type of object used to store multiple values in a single variable. Arrays are ordered collections...