Found 6705 Articles for Javascript

Web components are a powerful tool for building reusable and encapsulated UI elements in web applications. They allow developers to create custom elements with their own markup, style, and behavior, which can be easily reused across different projects and shared with other developers. In this article, we will explore the fundamentals of web components and learn how to build custom elements using JavaScript. What are Web Components? Web components are a set of web platform APIs that allow you to create reusable, encapsulated, and composable UI elements. They consist of three main specifications: Custom Elements, Shadow DOM, and HTML Templates. ... Read More

Have you ever wondered if it's possible to run high-performance applications on the web without sacrificing the portability and security that JavaScript provides? Well, wonder no more! With the introduction of WebAssembly (Wasm), it is now possible to bring native-like performance to web applications while still leveraging the power of JavaScript. In this article, we will explore the basics of WebAssembly and how it can be used alongside JavaScript to unlock a new world of possibilities. What is WebAssembly (Wasm)? WebAssembly, often referred to as Wasm, is a binary instruction format designed specifically for web browsers. It is a low-level ... Read More

JavaScript is a popular programming language known for its flexibility and dynamic nature. However, this flexibility can sometimes lead to unexpected errors and bugs in large-scale applications. To address this issue, TypeScript was introduced as a superset of JavaScript that provides static type checking capabilities. In this article, we will explore the basics of static type checking in JavaScript using TypeScript, along with code examples and explanations to help you get started. What is Static Type Checking? Static type checking is a process where types are associated with variables, function parameters, and function return values at compile-time, rather than at ... Read More

In the world of web development, delivering a fast and seamless user experience is crucial. One way to achieve this is through Server-Side Rendering (SSR), a technique that allows rendering web pages on the server before sending them to the client. SSR offers numerous benefits, including improved performance, SEO optimization, and better user interaction. In this article, we will explore the fundamentals of SSR using Next.js, a popular JavaScript framework for building server-rendered React applications. What is Server-Side Rendering (SSR)? Traditionally, web applications have relied on client-side rendering, where the entire rendering process occurs on the browser using JavaScript. This ... Read More

In today's fast-paced web development landscape, delivering highly performant and search engine-friendly websites is crucial. One effective approach to achieve this is through Server-Side Rendering (SSR). In this article, we will explore how to implement SSR using JavaScript frameworks, along with code examples, explanations, and outputs, to help you harness the full potential of SSR in your projects. Understanding Server-Side Rendering Server-Side Rendering involves generating HTML content on the server and sending it to the client, where it is displayed immediately. This approach stands in contrast to Client-Side Rendering (CSR), where the browser retrieves minimal HTML from the server and ... Read More

In recent years, the world of robotics has seen a significant shift towards open-source technologies and platforms. One such platform that has gained immense popularity is Raspberry Pi, a small and affordable single-board computer. Coupled with the power and versatility of JavaScript, developers can now embark on exciting journeys into the world of robotics. In this article, we will explore how to build autonomous robots using Raspberry Pi and JavaScript, diving into code examples, explanations, and their output. Setting Up Raspberry Pi Before we delve into the realm of JavaScript robotics, it is essential to set up our Raspberry Pi ... Read More

Reactive programming is a programming paradigm that deals with asynchronous data streams. It is a way of writing code that is more responsive to change, and that can handle events and data streams in a more efficient way. In reactive programming, data is represented as a stream of events. These events can be anything from user input to network requests to database updates. The program then subscribes to these events, and reacts to them as they happen. This approach to programming has a number of advantages. First, it makes it easier to deal with asynchronous data. In traditional programming, asynchronous ... Read More

JavaScript is a versatile programming language that runs on the client-side as well as the server-side. Traditionally, JavaScript executed tasks in a single-threaded manner, which limited its ability to handle computationally intensive operations efficiently. However, with advancements in web technologies, parallel programming in JavaScript has become possible through the use of Web Workers and SIMD.js. This article aims to introduce parallel programming concepts in JavaScript, focusing on Web Workers and SIMD.js, along with code examples to illustrate their usage. Understanding Parallel Programming Parallel programming involves dividing a task into smaller subtasks that can be executed concurrently, thereby utilising multiple resources ... Read More

JavaScript is a widely used programming language for building web applications. As web applications grow in complexity, it becomes essential to optimize JavaScript code for better performance. Two key areas that significantly impact JavaScript performance are memory management and code profiling. In this article, we will explore advanced techniques in memory management and code profiling, accompanied by detailed code examples, outputs, and explanations, to help you optimise your JavaScript applications. Memory Management Efficient memory management is crucial for JavaScript performance. Poor memory management can lead to memory leaks and excessive memory usage, resulting in slower application performance. Here are some ... Read More

In today's digital landscape, web applications have become increasingly sophisticated, offering a wide range of features and functionalities to users. However, this evolution comes at a cost: larger JavaScript bundle sizes. When a user visits a website, the browser is responsible for downloading and executing the entire JavaScript bundle, which can be a time-consuming process. This results in slower load times, increased network usage, and, ultimately, a negative impact on the user experience. To address this challenge, developers have turned to various techniques to optimize JavaScript bundle sizes. Two popular strategies that have gained traction are code splitting and lazy ... Read More