--- title: "Varun Dhangar (@blog-varun) | Hashnode" description: "Learn. Write. Publish. Grow. Read the latest articles by Varun Dhangar on Hashnode." url: "https://hashnode.com/@blog-varun" --- @blog-varun # Varun Dhangar @blog-varun · Joined January 2026 Learn. Write. Publish. Grow. ### [Understanding HTML Tags and Elements](https://web-dev-journal.hashnode.dev/understanding-html-tags-and-elements?utm_source=hashnode&utm_medium=feed) Every website you’ve ever visited—Google, Twitter, or GitHub—starts with HTML. Before styles, animations, or interactive JavaScript features, HTML lays down the structure of a webpage. If a webpage were a human body, HTML would be the skeleton, CSS w... 4 min read · [web-dev-journal.hashnode.dev](https://web-dev-journal.hashnode.dev/understanding-html-tags-and-elements?utm_source=hashnode&utm_medium=feed) [Feb 15](https://hashnode.com/posts/understanding-html-tags-and-elements/69924da7a3738f6f95bd0f62) ### [CSS Selectors 101 – From Basics to Real-World Usage](https://web-dev-journal.hashnode.dev/css-selectors-101-from-basics-to-real-world-usage?utm_source=hashnode&utm_medium=feed) Introduction to CSS and Why It Matters If HTML gives a webpage its structure, CSS gives it life. HTML defines headings, paragraphs, sections, navigation bars, and images. CSS transforms those elements into visually appealing designs by adding color, ... 5 min read · [web-dev-journal.hashnode.dev](https://web-dev-journal.hashnode.dev/css-selectors-101-from-basics-to-real-world-usage?utm_source=hashnode&utm_medium=feed) [Feb 15](https://hashnode.com/posts/css-selectors-101-from-basics-to-real-world-usage/6992495bdc609c874f4b2291) ### [Emmet for HTML – Write Faster, Code Smarter](https://web-dev-journal.hashnode.dev/emmet-for-html-write-faster-code-smarter?utm_source=hashnode&utm_medium=feed) Introduction When you first start learning HTML, writing even simple layouts can feel repetitive and slow. You type opening tags, closing tags, add classes, fix indentation, and repeat similar structures again and again. While this repetition helps y... 5 min read · [web-dev-journal.hashnode.dev](https://web-dev-journal.hashnode.dev/emmet-for-html-write-faster-code-smarter?utm_source=hashnode&utm_medium=feed) [Feb 15](https://hashnode.com/posts/emmet-for-html-write-faster-code-smarter/6992437cf1e0e19316c1f5f8) ### [Getting Started with cURL: A Command-Line Tool for Transferring Data with URLs](https://web-dev-journal.hashnode.dev/getting-started-with-curl-a-command-line-tool-for-transferring-data-with-urls?utm_source=hashnode&utm_medium=feed) In today’s digital world, billions of API requests are made every day. From mobile apps and smartwatches to web platforms and smart TVs, modern applications constantly communicate with servers behind the scenes. As developers, we often rely on graphi... 5 min read · [web-dev-journal.hashnode.dev](https://web-dev-journal.hashnode.dev/getting-started-with-curl-a-command-line-tool-for-transferring-data-with-urls?utm_source=hashnode&utm_medium=feed) [Feb 15](https://hashnode.com/posts/getting-started-with-curl-a-command-line-tool-for-transferring-data-with-urls/6991f78315206b2d323de9f0) ### [Understanding Network Devices: Modem, Router, Switch, Firewall & Load Balancers](https://web-dev-journal.hashnode.dev/understanding-network-devices-modem-router-switch-firewall-and-load-balancers?utm_source=hashnode&utm_medium=feed) Introduction Have you ever wondered how the Internet reaches your home, office, or even a massive data center? When you open a website, your request doesn’t magically teleport to a server. Instead, it travels through multiple networking devices befor... 6 min read · [web-dev-journal.hashnode.dev](https://web-dev-journal.hashnode.dev/understanding-network-devices-modem-router-switch-firewall-and-load-balancers?utm_source=hashnode&utm_medium=feed) [Feb 15](https://hashnode.com/posts/understanding-network-devices-modem-router-switch-firewall-and-load-balancers/6991e322a57ecfed4f2bc5fd)