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Interactive PDF Annotation Tool with Movable Text Using HTML, Bootstrap, and JavaScript
This project showcases a browser-based tool to load and annotate PDF files dynamically using movable, resizable, and editable text elements. It allows users to place texts on a canvas over the PDF, adjust font size and spacing, and export all data as a structured JSON. Ideal for printed form customization, data mapping, and PDF editing tasks.
What is the DOM in JavaScript? A Beginner's Guide to the Document Object Model
Learn the DOM—how browsers turn HTML into a tree structure that JavaScript can control. Master DOM methods, events, and real-life examples to build dynamic, interactive web pages as a frontend developer.
Variables in JavaScript
Variables in JavaScript are named containers used to store and manage data. Using var, let, or const helps control scope, update values, and make code dynamic, readable, and easy to maintain.
What Is the DOM(Document Object Model)
The DOM (Document Object Model) is a browser-generated tree structure representing HTML. JavaScript utilizes the DOM to access, modify, and interact with page elements dynamically in real-time.
Client‑Side Student Record Management Using JavaScript (Add, Modify, Delete, Show – Student Records)
Managing student data is a common task in educational web applications.
Building Objects in JavaScript
JavaScript is an object-based language, which does not Completely support object oriented programming concepts. It provides a mechanism by which user-defined Objects can be created.
🧠 What is Event Bubbling?
Learn how JavaScript event bubbling and capturing work, including propagation phases, stopPropagation(), preventDefault(), and practical event delegation examples.
What is Debouncing in JavaScript?
You're typing something into Google search, right? And it shows suggestions after every letter you type. If the app tries to send a request for every single keypress, that’s a lot of wasted work — especially if someone types fast. So what do smart developers do?
💡 Real-World Small JavaScript Projects – For Real People
So you’re learning JavaScript and you want to build something useful, not just “Hello World” or random number generators. You want to build something that feels like what real developers do. Something simple but practical. Something that makes sense in the real world.
🧠 JavaScript Temporal Dead Zone: What It Is and Why It Matters
The Temporal Dead Zone is just a fancy name for the period in your code where a variable has been declared but hasn’t been assigned a value yet — so you can't use it.
🧠 JavaScript Hoisting: What It Is, How It Works, and Why You Should Care
If you're learning or working with JavaScript, you've probably heard the word "hoisting" before. Maybe you’ve even seen it come up in an interview question or two. Let’s talk about what hoisting really means , how it affects your code, and why understanding it can help you avoid bugs and write better JavaScript.
The Spread Operator in JavaScript
The spread operator (...) in JavaScript lets you quickly expand arrays or objects into individual elements. This article covers how to use it for copying, merging, and passing values, with real examples and common pitfalls explained.
Destructuring in JavaScript
How to use destructuring in JavaScript. We’ll cover the basics, real-life use cases (like working with functions, APIs, and nested data), and throw in some practical tips along the way.
Anonymous vs Arrow Functions
This article explains anonymous and arrow functions in JavaScript, their syntax, usage in callbacks, array methods, IIFEs, and real-life examples like shopping cart logic, helping you write cleaner code.
JavaScript Modules: Export and Import
Modern JavaScript supports ES Modules, which allow you to split your code into multiple files and reuse logic cleanly. This improves structure, maintainability, and scalability. Let’s explore how to use export and import.
How to Show and Hide Content Using JavaScript
Learn how to create dynamic and interactive webpages by showing and hiding content using JavaScript. This detailed guide covers HTML structure, CSS styling, JavaScript functions, and various commands to control the visibility of elements.
Different Type of Modern Function in JavaScript
Explore JavaScript's modern functions, including arrow functions, async/await, and anonymous functions. This article covers IIFE, event handlers, and promises with practical examples for efficient coding in JavaScript.
Learn Const Keyword in JavaScript
The const keyword in JavaScript, introduced in ES6, is used to declare variables that cannot be reassigned. It provides block-scoped immutability, ensuring values remain constant. Unlike var and let, const prevents reassignment but does not make objects immutable.
Understanding Typeof in JavaScript
The typeof operator in JavaScript is used to determine the type of a given variable or expression. It helps identify primitive types like string, number, boolean, undefined, and symbol, as well as objects and functions.
Learn =, == and === in Javascript
In JavaScript, =, ==, and === are key operators used for assignment and comparison. = is used for assignment, == checks for equality with type coercion, and === checks for strict equality without type conversion.
Understanding the JavaScript Object Notation (JSON)
JSON (JavaScript Object Notation) is a lightweight, human-readable data format used for data interchange between web applications and servers. It supports key-value pairs, arrays, and objects, making it easy to parse and widely supported across programming languages.
Understanding JavaScript Closures
Closures in JavaScript enable functions to retain access to their lexical scope, even outside their context. They aid in data encapsulation, creating private variables, function factories, and event handlers for efficient, maintainable code.
Debouncing and Throttling
Debouncing and throttling are techniques used to optimize event handling in web development. They help control the frequency of function calls triggered by events like scrolling or typing. Debouncing delays execution until the event settles, while throttling limits function calls to a fixed rate.
Google charts (Pie and Bar) with Example JavaScript
This article includes step-by-step examples to help you visualize data effectively. Understand how to use the Google Visualization API to generate dynamic, responsive charts for your web applications.
Understanding JavaScript Inheritance
Programming paradigms such as object-oriented programming (OOP) are supported by JavaScript, a strong and adaptable programming language. Inheritance is a fundamental aspect of OOP that permits a class to inherit methods and properties from another class.
Learn Tree Shaking in JavaScript
Tree Shaking in JavaScript optimizes bundling by eliminating unused code, ensuring cleaner, efficient production code. Tools like Webpack utilize ES6 modules and minifiers to streamline application performance.
How to Develop a Snake Game in JavaScript🐍
In this article, you will learn how to develop a snake game in JavaScript. This article explains how to develop a basic Snake game using JavaScript. It covers the steps for coding the game, including setting up the HTML, creating the snake movement script, and displaying the game.
Difference Between =, == And === In JavaScript
In this article I am going to explain what is difference between =, == and === in JavaScript.
Rock, Paper, Scissors Game in JavaScript
A simple Rock, Paper, Scissors game in JavaScript teaches beginners about functions and conditionals. It features an HTML interface for player choices and JavaScript logic for determining game outcomes.
Difference Between Break and Continue in JavaScript
In JavaScript, both break and continue are control flow statements used in loops. The break statement stops the loop entirely when a condition is met, while continue skips the current iteration and moves to the next.
