--- title: "#cs articles | Hashnode" description: "Explore 46 articles tagged #cs on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/cs" --- Tag # #cs 46 posts · 13 followers [Sudhin Karki](https://hashnode.com/@Sudhin49) · [Aug 28](https://hashnode.com/posts/mathematical-foundations-for-cs-ai-robotics-the-intuition-first-master-guide/6a91d25d2a7637d44874a4d3) ### [Mathematical Foundations for CS, AI & Robotics > The Intuition-First Master Guide](https://techgigsudhin20.hashnode.dev/mathematical-foundations-for-cs-ai-robotics-the-intuition-first-master-guide?utm_source=hashnode&utm_medium=feed) Mathematics is not a collection of formulas. It is a collection of languages for describing different kinds of structure. When you work in computer science, AI, robotics, control, graphics, simulation 53 min read · [techgigsudhin20.hashnode.dev](https://techgigsudhin20.hashnode.dev/mathematical-foundations-for-cs-ai-robotics-the-intuition-first-master-guide?utm_source=hashnode&utm_medium=feed) [Sudhin Karki](https://hashnode.com/@Sudhin49) · [Aug 28](https://hashnode.com/posts/theoretical-computer-science/6a91e00a57e74ffd84d98814) ### [Theoretical Computer Science](https://techgigsudhin20.hashnode.dev/theoretical-computer-science?utm_source=hashnode&utm_medium=feed) Theoretical computer science is not mainly about writing code. It is about understanding the fundamental nature of computation. It asks questions such as: What exactly is an algorithm? How do we kno 41 min read · [techgigsudhin20.hashnode.dev](https://techgigsudhin20.hashnode.dev/theoretical-computer-science?utm_source=hashnode&utm_medium=feed) [Danny Zheng](https://hashnode.com/@dannycoder) · [Jul 4](https://hashnode.com/posts/sync-vs-async-code-it-s-like-making-coffee-but-without-coffee/6a493946d0db64a20ad74e37) ### [Sync vs. Async Code: It’s like making coffee… But without coffee](https://blog.hackunited.org/sync-vs-async-code-it-s-like-making-coffee-but-without-coffee?utm_source=hashnode&utm_medium=feed) By: Aarjit 2 min read · [blog.hackunited.org](https://blog.hackunited.org/sync-vs-async-code-it-s-like-making-coffee-but-without-coffee?utm_source=hashnode&utm_medium=feed) [Ganesh](https://hashnode.com/@mc095) · [Jan 31](https://hashnode.com/posts/unemployment-day-0/697e3ca37eeb248f68f28e65) ### [Unemployment - Day 0](https://unemployment-day-0.hashnode.dev/unemployment-day-0?utm_source=hashnode&utm_medium=feed) 2 Pounds Heavier, and Awake at 1 AM 5 min read · [unemployment-day-0.hashnode.dev](https://unemployment-day-0.hashnode.dev/unemployment-day-0?utm_source=hashnode&utm_medium=feed) [Muhammad Asim](https://hashnode.com/@Asim89) · [Jan 29](https://hashnode.com/posts/css-selectors-explained-and-how-css-chooses-html-elements/697bc635b9341897238b8e7e) ### [CSS Selectors Explained and How CSS Chooses HTML Elements.](https://css-selectors-and-targeting-elements.hashnode.dev/css-selectors-explained-and-how-css-chooses-html-elements?utm_source=hashnode&utm_medium=feed) A beginner-friendly guide to element, class, ID, and other essential CSS selectors 3 min read · [css-selectors-and-targeting-elements.hashnode.dev](https://css-selectors-and-targeting-elements.hashnode.dev/css-selectors-explained-and-how-css-chooses-html-elements?utm_source=hashnode&utm_medium=feed) [Gunjan Basak](https://hashnode.com/@GunjanBasak) · [Jan 28](https://hashnode.com/posts/understanding-html-tags-and-elements/697a6f98029485e7e1a4c015) ### [Understanding HTML Tags and Elements](https://html-tags-and-elements-explained.hashnode.dev/understanding-html-tags-and-elements?utm_source=hashnode&utm_medium=feed) If you're starting web development, the very first thing you should know is HTML. HTML stands for Hyper Text Markup Language. HTML is not a programming language but a base that provides structure to all the web pages we see on the internet. In this a... 3 min read · [html-tags-and-elements-explained.hashnode.dev](https://html-tags-and-elements-explained.hashnode.dev/understanding-html-tags-and-elements?utm_source=hashnode&utm_medium=feed) [Gunjan Basak](https://hashnode.com/@GunjanBasak) · [Jan 28](https://hashnode.com/posts/getting-started-with-curl/697a7999fea8f792d992d9ca) ### [Getting Started with cURL](https://lets-understand-curl.hashnode.dev/getting-started-with-curl?utm_source=hashnode&utm_medium=feed) If you are studying web development, backend, or APIs, you will very often hear about a tool cURL. Initially, it might seem frightening, but actually, cURL is one of the easiest and most powerful tools that each developer should be familiar with. Thi... 3 min read · [lets-understand-curl.hashnode.dev](https://lets-understand-curl.hashnode.dev/getting-started-with-curl?utm_source=hashnode&utm_medium=feed) [Gunjan Basak](https://hashnode.com/@GunjanBasak) · [Jan 19](https://hashnode.com/posts/dns-record-types-explained/696e7eb899ff56bcaabc014c) ### [DNS Record Types Explained](https://dns-records-you-must-know.hashnode.dev/dns-record-types-explained?utm_source=hashnode&utm_medium=feed) What is DNS? DNS (Domain Name System) is a system that translates human-readable website names (like google.com) into machine-readable IP addresses (like 142.250.190.14), allowing browsers to locate and communicate with web servers on the internet. A... 5 min read · [dns-records-you-must-know.hashnode.dev](https://dns-records-you-must-know.hashnode.dev/dns-record-types-explained?utm_source=hashnode&utm_medium=feed) [Gunjan Basak](https://hashnode.com/@GunjanBasak) · [Jan 19](https://hashnode.com/posts/understanding-network-devices-modem-router-switch-firewall-and-load-balancer/696e8f7476b982ac33551728) ### [Understanding Network Devices: Modem, Router, Switch, Firewall & Load Balancer](https://network-devices-a-simple-guide.hashnode.dev/understanding-network-devices-modem-router-switch-firewall-and-load-balancer?utm_source=hashnode&utm_medium=feed) In today’s world, the internet has become a basic necessity, and networking devices are the backbone that make this constant connectivity possible. How does the internet actually reach your laptop or phone?Behind every website load and API call, a fe... 4 min read · [network-devices-a-simple-guide.hashnode.dev](https://network-devices-a-simple-guide.hashnode.dev/understanding-network-devices-modem-router-switch-firewall-and-load-balancer?utm_source=hashnode&utm_medium=feed) [Gunjan Basak](https://hashnode.com/@GunjanBasak) · [Jan 16](https://hashnode.com/posts/why-version-control-exists-the-pendrive-problem-explained/696a181586ebe3f88b1442b7) ### [Why Version Control Exists: The Pendrive Problem Explained](https://the-problem-that-changed-coding.hashnode.dev/why-version-control-exists-the-pendrive-problem-explained?utm_source=hashnode&utm_medium=feed) Before tools like Git became standard, software development was messy, risky, and frustrating. Teams relied on pendrives, email attachments, and folders named final, final\_v2, or latest\_final. This chaotic workflow is exactly why version control syst... 5 min read · [the-problem-that-changed-coding.hashnode.dev](https://the-problem-that-changed-coding.hashnode.dev/why-version-control-exists-the-pendrive-problem-explained?utm_source=hashnode&utm_medium=feed)