What is Block-Oriented Network Simulator (BONeS) 🦴?
📜 Before many modern networking tools existed, engineers were already using a graphical software environment called Block-Oriented Network Simulator (…
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Why Most Developers Never Finish Their Projects
Starting a new project feels exciting. A new idea appears, the first few lines of code are written, the design starts coming together, and everything …
Retry in Distributed Systems — How Production Systems Recover From Temporary Failures
Not every failure is permanent. This is something I didn't think about before. When something fails in my app, my first thought was something broke, f…
The Smart Contract That Handles Your Money. No Bank Needed
The Smart Contract That Handles Your Money. No Bank Needed. By Srashti Gupta |Blockchain Developer This is the part where it gets real. Not "real" lik…
CS50 Learner Struggles with Knowledge Retention: Effective Study Strategies and Mindset Shifts Offer Solutions
Analytical Insights: Overcoming Knowledge Retention Challenges in CS50 Learners 1. Knowledge Acquisition: The Foundation of Learning The journey of a …
Wildcard DNS Records: Uses, Risks, and Best Practices
A single DNS record can answer for an unlimited number of subdomains. Add one wildcard entry, and suddenly anything.yourcompany.com , literally-anythi…
Is DevOps Worth Learning in 2026? An Honest Answer for Indian Freshers
Key Takeaways Yes, DevOps is worth learning in 2026 but only if you approach it with the right stack, not just theory. Freshers can realistically star…
First Years in Software Engineering: The Anatomy of Adaptation
The first years stepping into the world of software... Back then, getting lost in lines of code, the sweet anxiety of learning a new technology, and t…
Python's collections Module: Beyond defaultdict and Counter — 4 Hidden Gems That Solve Real Problems
Python's collections Module: Beyond defaultdict and Counter — 4 Hidden Gems That Solve Real Problems Every Python developer knows defaultdict and Coun…
Stage 2.1 — Core Security Concepts
From Zero to Cybersecurity Professional | Complete Roadmap Series Series: Cybersecurity × OT/ICS Security — Full Roadmap Stage: 2 — Cybersecurity Core…
Coder, Programmer, and Software Developer: Understanding the Journey
Many people use the terms coder, programmer, and software developer interchangeably. While they overlap, they represent different levels of responsibi…
Are Your Game's "Optimizations" Just Bottlenecks in Disguise?
Unmasking True Optimization: When Pooling GameObjects Isn't Enough Introduction In the pursuit of performance, object pooling has long been a cornerst…
How ESLint Actually Works: The Quality Gate Behind Modern JavaScript
A few days ago, I shared an article: You Don't Need Another Agent. You Need a Linter. Then I did what I do with anything I write: shared it around — a…
Why SCORM Refuses to Die — And What AI Finally Changes About That
SCORM was built in the early 2000s for a world of CD-ROMs and Flash. It's 2026 and it still runs 80%+ of corporate e-learning. Here's why, and why gen…
Hello IT World! Why I’m "Learning in Public" at sandycodesdev 🚀
Hey guys! 👋 My name is Sandeepa (but you can call me Sandy). I’m a third-year software engineering undergraduate student at SLIIT. If you are reading …
Integrating Generative AI Into an Enterprise E-Learning Authoring Tool — What I Actually Learned
After 11 years building e-learning software at a major enterprise, here’s what surprised me when we started shipping GenAI features to real users. The…
It Worked on My Machine (Literally)
I have a TRMNL on my desk. If you haven't seen one, it's a little e-ink display from trmnl.com that shows you whatever you tell it to: your calendar, …
AWS's 'Autonoma': A Primer on the Operator-Less Cloud
AWS's 'Autonoma': A Primer on the Operator-Less Cloud Introduction: The Dawn of Self-Managing Infrastructure AWS has, according to recent whispers, un…
What is a ReAct-style agent?
TL;DR: "ReAct" is the way all models do their internal "reasoning+acting" loop since 2023. prompt => {loop = evaluate <-> tool call(s)} =>…
I Got Tired of Bad Invoicing Tools So I Built My Own. Here's What Happened.
Every freelance developer I know has two things in common. They can build almost anything. And they absolutely hate doing their invoicing. I was no di…
LLVM #6 — Compiling to Object Code.
This is a short chapter but with a very tangible and "objective" payoff. Basically, every function we typed into the REPL got compiled and ran inside …
Beyond the Prompt: Why Experience Still Matters
My profile: 40 years of IT evolution My name is Marco and I am an IT professional with 40 years of experience spent across software development, analy…
AWS Golden Jacket: My Journey of Learning and Certification
Cloud technologies have been one of my biggest professional passions for many years, and AWS has played a significant role in that journey. Through co…
I Tried NotebookLM as a Study Tool and It's Actually Changed How I Learn
A few months ago, I started preparing for the TOEFL iBT while also deep-diving into Clean Architecture patterns and AWS services, just trying to level…
From Network Cables to Data Pipelines: My 8-Month Journey from IT Support to Data Analytics
May 25, 2026. This is not just another date on my calendar. This marks the beginning of one of the biggest professional transitions of my life. After …
Building a Brain in Pure Python
This post originally appeared on Medium . Cross-posting it here for the dev.to community. Six months ago I gave myself a challenge: build the entire p…
Database Index Anatomy: Performance and Resource Management
Database Index Anatomy: Performance and Resource Management While developing a production ERP, when I saw query times suddenly double, I realized that…
OSI Model in the Real World: From Your Browser to the Server
The OSI Model can feel theoretical in the classroom. But it describes something that happens billions of times every second all around you. Let's trac…
Stage 1.6 — Network Devices
From Zero to Cybersecurity Professional | Complete Roadmap Series Series: Cybersecurity × OT/ICS Security — Full Roadmap Stage: 1 — Network Fundamenta…
Scheduling Mechanisms In Node.js Execution.
Many developers think Node.js runs async code in the order it appears in the file. It doesn’t. Execution order depends on synchronous code, process.ne…