--- title: "#17azeem articles | Hashnode" description: "Explore 13 articles tagged #17azeem on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/17azeem" --- Tag # #17azeem 13 posts · 0 followers [Mohd Azeem](https://hashnode.com/@azeem17) · [Feb 1](https://hashnode.com/posts/css-selectors-101-targeting-elements-with-precision/697f937da0cfe4455fa76806) ### [CSS Selectors 101: Targeting Elements with Precision](https://17azeem.hashnode.dev/css-selectors-101-targeting-elements-with-precision?utm_source=hashnode&utm_medium=feed) HTML creates structure, but CSS decides how that structure looks.To apply styles, CSS first needs to find elements on the page. That’s where CSS selectors come in. Selectors are simply ways to choose elements so we can style them. Why CSS Selectors ... 2 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/css-selectors-101-targeting-elements-with-precision?utm_source=hashnode&utm_medium=feed) [Mohd Azeem](https://hashnode.com/@azeem17) · [Feb 1](https://hashnode.com/posts/emmet-for-html-a-beginners-guide-to-writing-faster-markup/697f9808cb82c22d3f11a5cd) ### [Emmet for HTML: A Beginner’s Guide to Writing Faster Markup](https://17azeem.hashnode.dev/emmet-for-html-a-beginners-guide-to-writing-faster-markup?utm_source=hashnode&utm_medium=feed) Writing HTML by hand can feel slow and repetitive. You type:
Again… and again… and again. This is where Emmet makes life easier. Emmet helps you write less code while generating more HTML. What Is Emmet? Emmet is a shortcut language for ... 2 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/emmet-for-html-a-beginners-guide-to-writing-faster-markup?utm_source=hashnode&utm_medium=feed) [Mohd Azeem](https://hashnode.com/@azeem17) · [Feb 1](https://hashnode.com/posts/how-a-browser-works-a-beginner-friendly-guide-to-browser-internals/697f81e7daed380cdca46b45) ### [How a Browser Works: A Beginner-Friendly Guide to Browser Internals](https://17azeem.hashnode.dev/how-a-browser-works-a-beginner-friendly-guide-to-browser-internals?utm_source=hashnode&utm_medium=feed) As developers, we use browsers every single day.How does it turn HTML, CSS, and JavaScript into a visible and interactive page? If you haven’t thought about it yet, no worries.In this article, we’ll explore how a browser works internally in a simple ... 3 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/how-a-browser-works-a-beginner-friendly-guide-to-browser-internals?utm_source=hashnode&utm_medium=feed) [Mohd Azeem](https://hashnode.com/@azeem17) · [Feb 1](https://hashnode.com/posts/understanding-html-tags-and-elements/697f8875daed380cdca46b77) ### [Understanding HTML Tags and Elements](https://17azeem.hashnode.dev/understanding-html-tags-and-elements?utm_source=hashnode&utm_medium=feed) When you open any website, what you see on the screen → text, images, buttons. HTML is not responsible for colors or animations.It defines what exists on the page. Think of HTML as the skeleton of a webpage.Without it, the browser has nothing to disp... 2 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/understanding-html-tags-and-elements?utm_source=hashnode&utm_medium=feed) [Mohd Azeem](https://hashnode.com/@azeem17) · [Feb 1](https://hashnode.com/posts/tcp-working-3-way-handshake-and-reliable-communication/697f788fcf6123aba55cca91) ### [TCP Working: 3-Way Handshake & Reliable Communication](https://17azeem.hashnode.dev/tcp-working-3-way-handshake-and-reliable-communication?utm_source=hashnode&utm_medium=feed) Imagine two people talking without confirming: If the other person is listening If the message was heard If parts of the message were missed That’s exactly what would happen on the internet without TCP. Data would: Arrive out of order Get lost... 3 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/tcp-working-3-way-handshake-and-reliable-communication?utm_source=hashnode&utm_medium=feed) [Mohd Azeem](https://hashnode.com/@azeem17) · [Feb 1](https://hashnode.com/posts/tcp-vs-udp-when-to-use-what-and-how-tcp-relates-to-http/697f70ec557daa7761b62b00) ### [TCP vs UDP: When to Use What, and How TCP Relates to HTTP](https://17azeem.hashnode.dev/tcp-vs-udp-when-to-use-what-and-how-tcp-relates-to-http?utm_source=hashnode&utm_medium=feed) Have you ever wondered, How does data safely travel across the internet? The internet is not a single wire.It’s a massive network where data moves between millions of machines. To make this work, the internet needs rules for: Sending data Receiving... 3 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/tcp-vs-udp-when-to-use-what-and-how-tcp-relates-to-http?utm_source=hashnode&utm_medium=feed) [Mohd Azeem](https://hashnode.com/@azeem17) · [Jan 31](https://hashnode.com/posts/understanding-network-devices/697e3d8f7eeb248f68f28e81) ### [Understanding Network Devices](https://17azeem.hashnode.dev/understanding-network-devices?utm_source=hashnode&utm_medium=feed) When you open a website or call an API, your request doesn’t go directly to the internet. It passes through multiple network devices, each with a clear and specific role. Understanding these devices helps you reason better about: Latency Failures ... 3 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/understanding-network-devices?utm_source=hashnode&utm_medium=feed) [Mohd Azeem](https://hashnode.com/@azeem17) · [Jan 31](https://hashnode.com/posts/dns-record-types/697e250c0d12a0c6fcb4027d) ### [DNS Record Types...](https://17azeem.hashnode.dev/dns-record-types?utm_source=hashnode&utm_medium=feed) Have you ever wondered, how does a browser know where a website lives? When you type a website name like: “www.google.com” into your browser, your computer has no idea where that website actually lives.Browsers don’t understand names.They only unders... 3 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/dns-record-types?utm_source=hashnode&utm_medium=feed) [Mohd Azeem](https://hashnode.com/@azeem17) · [Jan 31](https://hashnode.com/posts/how-dns-resolution-works/697e36d3f3cd17c9d3e194ea) ### [How DNS Resolution Works?](https://17azeem.hashnode.dev/how-dns-resolution-works?utm_source=hashnode&utm_medium=feed) When you type: google.com into your browser, your system does not magically know where Google lives. It needs to resolve a name into an IP address. This process is called DNS resolution. What Is DNS and Why Name Resolution Exists Computers communica... 3 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/how-dns-resolution-works?utm_source=hashnode&utm_medium=feed) [Mohd Azeem](https://hashnode.com/@azeem17) · [Jan 31](https://hashnode.com/posts/getting-started-with-curl/697e2c64d0e97d46b0053a84) ### [Getting Started with cURL](https://17azeem.hashnode.dev/getting-started-with-curl?utm_source=hashnode&utm_medium=feed) Whenever you open a website, log in to an app, or fetch data from an API, your computer is talking to a server. How does your computer talk to a server? A server is just another computer on the internet that: Receives requests Processes them Sends... 3 min read · [17azeem.hashnode.dev](https://17azeem.hashnode.dev/getting-started-with-curl?utm_source=hashnode&utm_medium=feed)