The Best Platform for Learning Programming in 2026 Isn't What You Think
Every year, millions of students open YouTube, find a Python tutorial, watch three hours of someone else coding, and then close the laptop feeling lik…
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Writing robust regular expressions for log lines
A regular expression that parses a log line in your editor and a regular expression that survives a week of real traffic are rarely the same expressio…
The Most Expensive Bug in Software Development Is Poor Communication
When people talk about expensive software bugs, they usually mention security breaches. Or outages. Or deployment failures. Those certainly cost money…
What Nobody Told Me About Maintaining an Open Source Project
I am a solo learner. I started coding last year with the help of AI and sometimes without any tutorials or courses. At first, I thought this journey w…
Why Retry Is One Of The Most Dangerous Keywords In Software
Few lines of code look more innocent than this: retry ( 3 ) It feels responsible. Professional. Resilient. After all, networks fail. Servers become un…
Not Your Weights, Not Your Workflow
I left a multi-agent refactor running overnight. By morning the model was gone, pulled out from under me by a government I don't even vote for, on the…
Idempotency Is More Important Than You Think
Most developers don't think about idempotency until production breaks. That's not because idempotency is an advanced concept. It's because everything …
The Non-Profit Food Delivery Fantasy: What V2EX Reveals About Platform Economics That Western Devs Haven't Figured Out Yet
Your favorite restaurant just closed. Not because the food was bad, not because foot traffic dried up — because the platform took 25% of every order a…
Why Your Local LLM Setup Is Costing More Than You Think — And What Happens When It Breaks
You're three hours into debugging a model quantization issue. The GPU utilization is sitting at 12%. Your M2 Max is running hot, the fans sound like a…
System Design Interview Roadmap (10 Concepts That Matter Most)
Disclosure: This post includes affiliate links; I may receive compensation if you purchase products or services from the different links provided in t…
I built a "what do I need on my final" calculator with AI auto-fill (Next.js 16 + Gemini)
Every finals season I'd end up doing the same algebra on a notes app: "I have a 91% in homework (20%), 84% on the midterm (30%)... what do I need on t…
How I Fixed Bugs in 30+ Open Source Projects (And What I Learned)
How I Fixed Bugs in 30+ Open Source Projects (And What I Learned) Over the past few months, I've been contributing to open source as an independent de…
I Built a Spaced Repetition Flashcard App and Deployed It to Azure for $5/month
A couple of years ago, I built a custom flashcard app. I had a huge list of words and sentences in Japanese that I collected in an Excel file. I wante…
Launching BabyChain: durable image and video model chains on AWS Aurora and Vercel
Today we are launching BabyChain : a self-hosted canvas studio and durable chain API for image and video model workflows. The short version is this: B…
The 3-Hour Redis Cache Bug: Automated with Pytest
It was 2 AM when my phone started buzzing like crazy. Operations had posted three frantic messages in a row: “Customer order status shows ‘Cancelled’,…
I Turned Off AI Coding Tools for a Week. Here's What I Learned.
I've been writing about AI coding tools for months here on Dev.to. Comparisons, benchmarks, tutorials on how to squeeze the most out of Claude Code, C…
What only the pixels knew: giving a canvas agent eyes
At 05:53 on Friday morning, a session on Easel got asked a simple question: "What's that image?" The agent answered honestly. It located both images o…
Algebraic Types? Type Geometry? How Far Can a Language Be Pushed? Compile-Time Execution, Relational Interfaces, and More
Flux is a compiled, stack-first, general-purpose language with a refreshingly direct philosophy: you own your memory, you write your intent, and the c…
His Today Was Yesterday: a timezone bug, a blast radius, and what AI missed
I lead a multi-tenant booking platform where venues sell activities. There's a customer-facing website where users book them. On the main page we show…
The First Message Sent Over the Internet Was 'LO'
The first message ever sent across the network that became the internet was not "Hello, world." It was not a grand declaration. It was two letters, tr…
I've built a open source PDF-To-Excel-Converter
Github Repository Hi community, I've built a open source PDF to Excel Converter and let me tell you why! We've all been there: someone sends you a 40-…
NalityAI
i made this AI called NalityAI, a voice AI, but it is not for assisting, it has the ability to switch personalities. it has over 9 personalities like:…
GSoC'26: Week 2
The second week of my Google Summer of Code 2026 coding period at CircuitVerse ( June 1st to June 7th ) is officially in the books. This week was all …
Live coding lost its signal. Here's how interview prep splits by company size in 2026.
Live coding stopped telling interviewers what it used to, and most candidates haven't updated their prep. The round didn't get easier. The signal got …
Mastering Concurrency with the Sleeping Barber Problem
Mastering Concurrency with the Sleeping Barber Problem Hey there, fellow coder! Today, we're diving into one of the most fascinating concepts in compu…
ayatsaadati — Complete Guide
Ayatsaadati: A Deep Dive into the Implementation If you’ve been navigating the landscape of digital Islamic resources recently, you’ve likely stumbled…
Meet Rux
There's no shortage of new programming languages these days, but every so often one comes along that's worth paying attention to early. Rux is a fast,…
Still Looking for Hackathon Teammates
Reposting because I still haven't found enough people and I'd really love to build a strong team for upcoming hackathons. Seems like there aren't many…
The Bilingual Developer: Python and Go Looping & Iteration
In the last article, I wrote about how programs make decisions using conditionals. We went through how a program can make a decision, choosing one pat…
Rag Vs Fine-Tuning For Document Qa 2024
RAG vs Fine‑Tuning for Document Q&A in 2024: What You Need to Know Hey Build Log listeners, it’s Nick. If you’ve ever stared at an invoice for a c…