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#cs-fundamentals

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DPDhawal Pandyadhawalpandya01.hashnode.devJun 3 · 8 min read

Two Places to Put Things

When a function is called, the CPU needs somewhere to put a few specific things: the arguments passed in, the local variables declared inside, and the address to return to when the function finishes.

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TLTirthak Likhartirthaklikhar.hashnode.devMay 25 · 9 min read

Why the OSI Model Diagram in Your Textbook Is Incomplete

I spent weeks staring at the OSI model and the Ethernet frame diagram in my notebook. I could label every field. I could recite all seven layers. But I genuinely had no idea what was actually happenin

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LWLim Woojaejaylog.hashnode.devMar 25 · 5 min read

[CS Fundamentals] Pointers in C

Introduction In this article, I will be talking about pointers in C. Pointers might be a bit hard concept for beginners, but they are essential to understand what your programs are doing. Moreover, th

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MBMayur Badgujarblog.mayurbadgujar.meJan 30 · 5 min read

DNS Records Explained

Every tech kid had this question, “How does a browser know where a website lives?“. Somehow the kid knows that “How wires from sea brings internet to home/area?“.But now it’s high time to know, How the domain name returns a IP addresses of any webpag...

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APAyush Pokhariyaayushpokhariya07.hashnode.devJan 30 · 4 min read

How Does Your Browser Find Websites? The Magic of DNS Records

INTRODUCTION Have you ever wondered how your browser knows exactly where to go when you type google.com? Computers don't understand names like "Google" or "Facebook." They only understand numbers—specifically, IP addresses (like 142.250.193.206). So,...

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AKAntigoni Karagiannakistem.hashnode.devJan 3 · 2 min read

Tips for your STEM Educator Internship

Hi, I'm Antigoni, and this blog shares essential tips and tricks to help you prepare and feel confident for your first STEM Educator Experience. __________________________________________________________________________________________ If you are stu...

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AKAbrar Khawarabrxrk.hashnode.devOct 8, 2025 · 3 min read

Serialization, How Java writes and sends data to files...

Hey everyone, so I have recently been studying Java and getting more and more into CS fundamentals, and I came across this concept in Java called "Serialization"... Now what exactly is Serialization? To give you a jist of what it is, Serialization is...

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A�AlgoAvengers 🚀algoavengers.hashnode.devJul 26, 2025 · 7 min read

🚀Crash Technical Interviews in 2025: Best Sites, Mock Interview Practice & FREE 20+ Company Placement Materials

✍️ By Amit kumar Meena | AlgoAvengers Over the past few weeks on #SkillUpSaturday, we’ve explored how to craft the best cover letters and build a standout resume, along with proven strategies on how to apply effectively for jobs that get you noticed....

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SSShivraj S. Tawareshivarajtaware.hashnode.devJun 21, 2025 · 3 min read

Unit 3: Multitasking vs Multithreading in Operating Systems: Key Differences

Meta Description: Learn the core differences between multitasking and multithreading in operating systems. Understand how processes and threads work, how the OS schedules them, and why thread context switching is faster than process context switchin...

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SKShashank Kulkarnifullfillcrab.hashnode.devFeb 21, 2025 · 4 min read

DSA with Python: Understanding the Fundamentals

First Blog in the Series If you’re aiming for a career in software development, mastering Data Structures and Algorithms (DSA) is non-negotiable. Whether you're preparing for coding interviews, working on competitive programming, or just looking to i...

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#cs-fundamentals

Explore Hashnode

Trending tags this week

Two Places to Put Things

Why the OSI Model Diagram in Your Textbook Is Incomplete

[CS Fundamentals] Pointers in C

DNS Records Explained

How Does Your Browser Find Websites? The Magic of DNS Records

Tips for your STEM Educator Internship

Serialization, How Java writes and sends data to files...

🚀Crash Technical Interviews in 2025: Best Sites, Mock Interview Practice & FREE 20+ Company Placement Materials

Unit 3: Multitasking vs Multithreading in Operating Systems: Key Differences

DSA with Python: Understanding the Fundamentals