Author: Vijay Chauhan

Vijay Chauhan is a tech professional with over 9 years of hands-on experience in web development, app design, and digital content creation. He holds a Master’s degree in Computer Science. At SchoolUnzip, Vijay shares practical guides, tutorials, and insights to help readers stay ahead in the fast-changing world of technology.

JavaScript is one of the most popular programming languages in the world. However, to use JavaScript effectively, you must understand objects in JavaScript. Objects are a very important part of the language. In fact, almost everything in JavaScript is related to objects. In simple words, objects help us store and organize data in a structured way. Therefore, if you want to build websites, apps, or any interactive feature, you must know how objects work. In this article, you will learn what objects are, why they are useful, how to create them, and how to use object methods with simple examples.…

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A well-developed resume plays a significant role for every job seeker. It not only defines you but also creates a better first impression about you for the interviewers. Many job seekers are using numerous resume builders to craft a polished resume. Among them, Novoresume is one of the reliable résumé builders that offers unique templates and smart formatting tools to make a résumé. It provides practical tips for both entry-level and experienced applicants to make their profile stand out from others. Let’s dive into the blog to explore Novoresume, its features and tips help to improve the individual resume. What…

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If you want to understand asynchronous programming in JavaScript, you must understand the callback function in JavaScript. Developers use callback functions to control execution flow, handle events, and manage asynchronous operations like API calls and timers. In this beginner-friendly guide, I will explain what a callback function is, how it works, and why JavaScript developers use it in real projects. What is a Callback Function in JavaScript? A callback function in JavaScript is a function that you pass as an argument to another function. The main function executes the callback function later. In simple words, you give a function to…

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When you write JavaScript code, you often need to repeat certain tasks like printing a message, calculating a value, or validating user input. Instead of writing the same code again and again, then you can use a function in JavaScript. A function in JavaScript helps you to group reusable code into one block. Then, you can call that function whenever you need it. Because of this structure, your code becomes clean, organized, and easier to manage. In this step-by-step guide, you will understand what a function is, how it works, how to pass data into it, and how to return…

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When you build a website, you write HTML to create structure, CSS to design it, and JavaScript to make it interactive. But you know that JavaScript cannot directly understand raw HTML code. It needs a structured model to work with the webpage. That model is called the DOM in JavaScript. DOM stands for Document Object Model. It converts your HTML document into a structured tree of objects that JavaScript can access, modify, and control in real time. In this beginner-friendly guide, you will clearly understand how the DOM works, how the DOM tree looks, and how important DOM methods help…

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Writing isn’t always as simple as throwing words on a page. Right? Finding the right words can be challenging. You need to avoid unintentional plagiarism & bring clarity to the writing.  And sometimes, writers need to rewrite your existing content to give it a fresh touch.  That’s where Paraphrasetool.ai steps in.  This online paraphrasing tool lets you rewrite text in a matter of moments. The good news is that it doesn’t change the original meaning & context. Sounds great? In today’s post, we are going to break down what Paraphrasetool.ai offers, including its features, additional tools, & benefits for writers…

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If you are learning modern JavaScript, you will often see an arrow function in JavaScript. Developers use it to write shorter and cleaner functions. Arrow function was introduced in ES6 (ECMAScript 2015) to simplify function syntax and improve readability. In this guide, you will learn – Basic syntax of arrow functions. How they work. Real use cases. Differences from regular functions. When to use and when to avoid them. Let’s start from the basics. Overview of Arrow Function in JavaScript? An arrow function is a shorter way to write a function. Instead of using the function keyword, it uses the…

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If you are learning JavaScript, you will often face situations where your code needs to make decisions. You already know about if…else statements. But when you need to check multiple conditions based on a single value, writing too many if…else blocks can make your code messy. Here, switch case in JavaScript makes your code cleaner and easier to read. In this beginner-friendly guide, I will explain everything step by step with simple examples. By the end of this article, you will clearly understand how and when to use switch case in JavaScript. What is Switch Case in JavaScript? A switch…

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When we learn JavaScript, one concept shows up again and again: Array in JavaScript. It’s a very important topic in JavaScript. With the help of an array, we can store multiple values inside a single variable. Almost every real-world JavaScript project uses arrays. Whether you build a to-do app, an eCommerce site, or a dashboard, arrays help you manage data easily. In this complete beginner’s guide, I will explain Array in a simple way with practical examples. What is an Array in JavaScript? An array in JavaScript is a special variable that stores multiple values in a single place. Instead of…

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When you start learning JavaScript, you quickly realize that many tasks repeat in coding. For example – When You Print numbers from 1 to 10. Show all items in an array. Calculate total marks. Run the same logic multiple times. If you write the same line again and again, our code becomes long and messy. That’s where the for loop in JavaScript helps us. It allows you to repeat a block of code in a clean, structured, and controlled way. In this guide, I will explain everything in an easy way, so that you can understand it easily. What Is…

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