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Why Type Safety Matters More as a Codebase Grows

When a project is small, type safety can feel like extra work.

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Why Parameterized Queries Matter for SQL Security

SQL injection is one of the classic examples of what can happen when an application mixes user input directly into a database query.

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Beneficial Intelligence (BI): An Open Architecture for Cognitive Scaffolding and AI Alignment

Defensive Publication: System and Architectural Framework for Beneficial Intelligence (BI) Author / Inventor: Parth Nirgide Initial Publication Date…

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Getting started with iOS VoiceOver: a beginner's guide

VoiceOver is the screen reader built into every iPhone and iPad.

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Treating “one day” as a system primitive

For most AI apps, the unit of time is a request. A user sends a message, the model responds, and the workflow ends.

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The Book of Frankie

For a programming language to become successful, or at least known to more than 2 people, a book is needed.

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VPC Peering: conectando redes privadas entre contas e regiões na AWS

1. Cenário de negócio Neste projeto, será implementado um VPC peering entre duas VPCs que estão em contas e regiões distintas, sendo uma conta de…

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Recursive CTEs: How SQL Secretly Learned to Loop

Ask a SQL query to find "all employees under this manager," and things get ugly fast if you don't know how many levels deep the org chart goes.

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OpenProfile.md 0.2: answer the forty dating-site questions once

Every dating site asks the same forty questions, and every one keeps the answers behind its own login.

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I kept watching ARMY get scammed for BTS tickets, so I built open-source agent skills for it

Every comeback, every tour announcement, the same thing happens. Presale codes drop, tickets vanish in minutes, and the resale chaos begins.

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I banned Claude from saying 'looks reasonable' and it started finding my blind spots

I'm in the middle of launching a SaaS product, and the deliverable from one particular session wasn't code.

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Locking Exchange Rates for Multi-Currency Billing

The problem When a subscription platform bills in more than one currency, the price a customer agreed to at checkout and the amount that eventually…

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What Google Earth Engine Actually Is (and What It's Capable Of)

Start with the basics Satellites take pictures of the Earth constantly. Some take pictures of the same spot every single day.

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Text correction with Harper

Luiz recently received a recommendation about Harper, a new grammar checking tool developed by Automattic using Rust.

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Syncing your Obsidian

There are several ways to sync Obsidian, but I decided to document the method I chose, both so I don't forget the details in the future and to help…

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How to Bulk Download Images: From URL Lists to a ZIP File

Downloading one image is easy. Downloading 80 product photos from a spreadsheet gets tedious, especially when you also need consistent filenames and…

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JavaScript is (too) liberal

JavaScript is a remarkably permissive language, which can be both a blessing and a curse for developers.

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Why Tarot Birth Card Calculators Disagree — and How I Made the Math Visible

If you have tried more than one tarot birth card calculator, you may have noticed something confusing: the same birthday can produce different cards.

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Humanoids Hit the Factory Floor: From Prototype to Mass Production in 18 Months

Between mid-2025 and mid-2026, humanoid robots moved from trade-show demos to six-figure production runs, with Tesla surpassing 50,000 Optimus units…

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The Pragmatic Side of PureScript and Haskell in Production Fintech

Functional programming (FP) has a reputation problem. To the uninitiated, it looks like a collection of intimidating jargon monads, functors, and…

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React Native vs Flutter in 2026: Which Should Your Startup Choose?

If you are planning a mobile app, one of the first technical decisions is the framework.

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clawpatrol v0.5.10

Wire-level proxy firewall for AI agents that intercepts and gates SQL, Kubernetes, and HTTP traffic using HCL rules, with per-process tunnel…

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**I wrote two practical books for Linux developers, and I’d love feedback from the community** Over the last few years working with Linux, C, embedded systems and kernel-level code, I kept seeing the same problem: there are plenty of resources explainin

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Building the LBH Protocol from Android/Termux: A Sovereign Edge Architecture

By Cristhiam Leonardo Hernández Quiñonez (CLHQ) Founder – HormigasAIS | Sovereign edge computing ecosystem – San Miguel, El Salvador…

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World Models: The AI That Learned to Dream Before It Could Walk

Big Ideas in AI — Part 01 Inside the race to build machines that can imagine the future, and what is still stopping them Press enter or click to view…

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I recorded my Kubernetes AI agent failing, on purpose

Most demos of AI-for-infrastructure tools show a clean run. I think that is exactly backwards, and I want to explain why by walking through the…

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I rebuilt my failed chat app from scratch, here's what changed (GrowsChat)

Hey dev.to! I'm Behan, a solo full-stack developer. I built a random chat platform before this one.

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Amodei, Altman and Musk agree on one thing: slow the frontier down

Amodei, Altman and Musk agree on one thing: slow the frontier down A thread went up on r/ArtificialInteligence tonight with a title that would have…

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Never Miss Twice: What 2,066 Habits Say About the Second Day

TL;DR. I measured the "never miss twice" rule against 2,066 real habits from 1,006 people. Once a habit has one missed day behind it, 80.

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Medicine Safety Gatekeeper: Building a Real-Time Drug Interaction & Expiration Checker with YOLOv10

We’ve all been there: digging through a cluttered medicine cabinet, wondering if that half-empty blister pack of Ibuprofen is still safe to take, or…

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Mastering Advanced Server-Side Caching Patterns in Next.js 14

Originally published on tamiz.pro. In modern React architectures, the distinction between client-side and server-side execution is no longer just…

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Keeping Services Loosely Coupled Without Making Everything Abstract

Loose coupling is one of those things everyone agrees with until they have to do it.

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Moving Off PaaS: Deploying Production Laravel Stacks with Kamal 2

Platform-as-a-Service (PaaS) providers make launching a web application simple. You push code, and they handle the infrastructure.

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Digitale Souveränität: Europas Weg zur Infra-Unabhängigkeit

Digitale Souveränität in der EU: Aus der Floskel in die Praxis Wir surfen auf dem falschen Server.

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Production API Key Rotation Explained: 6 Least-Privilege Checks for Node.js GitHub Actions

Short answer: use two narrowly scoped API keys, switch traffic with an explicit activation step, and revoke the old key only after logs and live…

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Fixing the Proxy Deleted the Objective: The Style Review Removed a CTA and Every Accuracy Gate Passed

Originally published on hexisteme notes. I run a small content pipeline that publishes technical articles and tries to turn some fraction of readers…