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Articles by Mukul Latiyan
Page 10 of 37
How to Find Out File Types in Linux
In Linux operating systems, everything is treated as a file. Understanding file types is crucial for system administration and file management. In UNIX systems, there are seven standard file types − Regular files − Contains data, text, or program instructions Directory files − Contains lists of other files and directories Symbolic link files − Points to another file or directory Character special files − Represents devices that transfer data character by character Block special files − Represents devices that transfer data in blocks Socket files − Used for inter-process communication FIFO (Named Pipe) files − Used for communication ...
Read MoreAdvanced DOM Manipulation Techniques with JavaScript
In web development, dynamic and interactive web pages are essential to engage users and provide a seamless browsing experience. JavaScript plays a crucial role in manipulating the Document Object Model (DOM) to create, modify, and delete HTML elements dynamically. In this article, we will explore advanced DOM manipulation techniques using JavaScript, enabling you to take your web development skills to the next level with practical examples and comprehensive theory. Understanding the DOM The DOM represents the structure of an HTML document as a tree-like structure, where each HTML element is a node. JavaScript allows us to interact ...
Read MoreHow to Build a REST API with Fastify?
Fastify is a high-performance web framework designed for Node.js backend development. Known for its lightweight architecture and impressive speed, Fastify positions itself as a faster alternative to popular frameworks like Express, Koa, and Hapi. What sets Fastify apart is its plugin-centric architecture—everything is treated as a plugin, allowing for better modularity and code reusability. This approach enables developers to encapsulate functionality and distribute it across projects efficiently. In this tutorial, we will explore how to build a complete REST API with Fastify, covering: Creating a basic Fastify server Defining API routes with proper controllers Implementing schema ...
Read MoreHow to Bundle up JavaScript Files using Rollup.js?
In this tutorial, we will understand how to use Rollup.js to bundle JavaScript files. Before we do that, the first step is to get familiar with the JavaScript module bundler called Rollup, which compiles files from multiple sources into a single bundle. Rollup is similar to webpack and Browserify. It is more popular than many other bundlers because of its ability to keep files small even after bundling them into a single unit. There are multiple features that Rollup brings to the table, some of them are mentioned below − Development is easier to manage when you ...
Read MoreHow to Scrape a Website using Puppeteer.js?
Web scraping is one of the best ways to automate the process of data collection from the web. A web scraper, often called a "crawler, " surfs the web and extracts data from selected pages. This automation is much easier than manually extracting data from different web pages and provides a solution when websites don't offer APIs for data access. In this tutorial, we will create a web scraper in Node.js using Puppeteer.js to extract book information from a sample website. What is Puppeteer.js? Puppeteer is a Node.js library that provides a high-level API to control Chrome ...
Read MoreWorking with Excel Files using Excel.js
Excel.js is a powerful Node.js library for reading, manipulating, and writing Excel files. It supports both XLSX and CSV formats, making it ideal for data processing applications. Installation To install Excel.js in your Node.js project, run the following command: npm install exceljs Once installed, you can start working with Excel files programmatically. All examples in this tutorial work with XLSX (Open XML Spreadsheet) files. Working with Excel Cells The getCell() method allows you to access individual cells by reference or coordinates. Here's how to read cell values: const Excel = ...
Read MoreAdvanced Functional Reactive Programming (FRP) with JavaScript and RxJS
Functional Reactive Programming (FRP) is a powerful paradigm that combines functional programming concepts with reactive programming. By leveraging FRP, developers can build highly responsive and scalable applications by modeling the flow of data and events as streams of values. JavaScript, being a widely used language for web development, can benefit from FRP through libraries and frameworks. One popular library is RxJS (Reactive Extensions for JavaScript), which provides a rich set of tools for implementing FRP in JavaScript. In this article, we will explore advanced techniques of Functional Reactive Programming using JavaScript and RxJS. Understanding FRP and Reactive Programming ...
Read MoreAdvanced JavaScript Patterns: Singleton, Decorator, and Proxy
JavaScript is a versatile programming language that allows developers to create dynamic and interactive web applications. With its vast array of features and flexibility, JavaScript enables the implementation of various design patterns to solve complex problems efficiently. In this article, we will explore three advanced JavaScript patterns: Singleton, Decorator, and Proxy. These patterns provide elegant solutions for managing object creation, adding functionality dynamically, and controlling access to objects. Singleton Pattern The Singleton pattern ensures that a class has only one instance and provides a global point of access to it. This pattern is useful when we want to ...
Read MoreAdvanced JavaScript Tooling: Webpack, Babel, and ESLint
In today's rapidly evolving web development landscape, JavaScript has emerged as the backbone for building interactive and dynamic web applications. As JavaScript applications grow in complexity, developers face the challenge of managing and optimising their code effectively. This is where advanced JavaScript tooling comes into play. In this article, we will explore three indispensable tools for modern JavaScript development: Webpack, Babel, and ESLint. These tools work seamlessly together to enhance code quality, optimise performance, and enable the use of cutting-edge JavaScript features across different environments. Webpack: Bundling Your Code Webpack serves as a powerful module bundler that allows ...
Read MoreAdvanced Techniques for Debugging JavaScript Applications
Debugging is an essential skill for every JavaScript developer. It helps identify and fix errors, optimise performance, and improve the overall quality of code. While basic debugging techniques like console logging are widely used, advanced techniques can greatly enhance your debugging capabilities. In this article, we will explore some advanced debugging techniques and learn how they can be effectively used to debug JavaScript applications. Using Breakpoints Breakpoints allow us to pause the execution of our code at a specific line and inspect the program's state. Modern browsers provide powerful debugging tools that enable setting breakpoints directly in the ...
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