Someone wrote a fake EULA into Bitcoin. Two hours later they revoked it.
Block 951,728. May 30, 2026, 15:29 UTC. Somebody pushed an OP_RETURN into a Bitcoin transaction that reads, in part: By downloading this OP_RETURN, yo…
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Someone wrote a fake EULA into Bitcoin. Two hours later they revoked it.
Block 951,728. May 30, 2026, 15:29 UTC. Somebody pushed an OP_RETURN into a Bitcoin transaction that reads, in part: By downloading this OP_RETURN, yo…
How to build your professional network as a developer — authentic strategies
How to build your professional network as a developer — authentic strategies Building a Genuine Professional Network in Tech: A Practical Guide for In…
Lean4 Might Be the Missing Piece in AI: Why Theorem Provers Are Suddenly Everywhere
Hello, I'm Shrijith Venkatramana. I'm building git-lrc, an AI code reviewer that runs on every commit. Star Us to help devs discover the project. Do g…
Treasure Hunt Engine: Why One Bad Prometheus Rule Sank the Whole Veltrix Event
The Problem We Were Actually Solving Our real goal wasnt fancy LLM prompts or real-time leaderboards. It was keeping the Rails app under 450 ms p99 du…
I Built a Speech-to-Text Tool Because Sometimes Typing Just Gets in the Way
The Problem Wasn’t Writing It was getting the words out. Sometimes I had: A quick idea Meeting notes A reminder A rough draft for a post And I knew ex…
How to write good commit messages and pull requests — a team guide
How to write good commit messages and pull requests — a team guide This will be a practical, structured post focused on clarity, consistency, and real…
Why Artistic QR Codes Silently Fail (And How I'm Trying to Fix It)
So I have been building a free browser-based QR code generator for the past few months. It supports custom gradients, image overlays, and different do…
How I Built and Monetized a Currency Exchange Rate API with FastAPI, Deployed it on Render, and Published it on RapidAPI.
Introduction: In order to build passive income streams, I decided to publish APIs on RapidAPI. The idea is straightforward: build a useful API once, s…
I was wasting 10 minutes every Claude session. So I built a fix.
Every day I use Claude.ai for real work — writing specs, refining prompts, making product decisions. And every single day, the same painful ritual bef…
Idempotency Keys in Spring Boot: Make POST Safe Against Retries
A user clicks “Pay”, the network drops, the client retries… and your backend creates two payments. This isn’t a “frontend bug”. Retries happen everywh…
Inference Theft Is the New AI App Security Bug: How to Protect Your LLM Endpoints
If your app exposes an AI endpoint, your most expensive infrastructure might now be the easiest one to abuse. A normal HTTP request is cheap. A single…
The Ghost in the Veltrix: Why Our Treasure Hunt Engine Was Sending Operators Down the Wrong Rabbit Hole
In November 2023 we ran our first global Hytale servers on Google Kubernetes Engine using Veltrix 3.2 as our configuration orchestrator. The Treasure …
CSRF, and the cookie flag
<form action= "https://bank.com/transfer" method= "POST" > <input name= "to" value= "attacker" > <input name= "amount" value= "10000" &…
Veltrix Configuration: Where Premature Optimisation Goes to Die
The Problem We Were Actually Solving I still remember the day our team was tasked with configuring Veltrix for a large-scale Hytale deployment. We had…
The Best Form Backend Services in 2026
If you build forms but don't want to run your own server to handle them, a form backend does the heavy lifting after someone hits submit: receiving da…
Don’t Build a Full SaaS Product First
If you already have a good idea, or if you’ve noticed problems that existing SaaS applications are not solving properly, then why not think about buil…
Transducers in JavaScript: When `reduce()` Is Not the End of the Story
In my previous article, I wrote about one of the most underestimated functions in JavaScript: reduce() . That article triggered a very fair discussion…
I built MDL — a tiny authoring language so you never write raw HTML again
The problem Every web project starts the same way. You open a blank file and start typing angle brackets. HTML is fine. But writing it by hand is nois…
Before Uploading Your Code to GoDaddy or Hostinger — Production Checklist Every Developer Must Know 🚀
The "It Works on My Machine" Trap: A Real-World Production Checklist 🚀 Most beginners think deployment is just zipping files and uploading them to GoD…
I Built a VS Code Extension to Track My Coding Time — And Kept Your Data 100% Local
I Built a VS Code Extension to Track My Coding Time — And Kept Your Data 100% Local Tags: vscode, productivity, opensource, webdev I never really knew…
The Day I Stopped Thinking Like a Developer and Started Thinking Like an Owner
Early in my career, I thought being a good developer meant writing clean code, closing tickets, fixing bugs, and delivering features on time. And to b…
Self-Hosted Affiliate Tracking Software for SaaS: Own Your Data, Own Your Growth
You're building a SaaS. You want affiliates. You sign up for a third-party platform, paste in an embed snippet, and your program is live in 20 minutes…
I Needed to Remove a QR Code from an Image, But Every Solution Was Complicated
A few weeks ago, I was updating some marketing assets for one of my projects. Everything looked good until I noticed a small problem. The image contai…
How to build a reusable Excel export service in ASP.NET Core
This article will teach you how to export any list into Excel in C# using the ClosedXML library. Steps to complete Create the data model with dummy da…
Accept the Official Hack - Build-Time OpenAPI Detection in .NET 10 Minimal APIs
It is straightforward to configure a minimal API to produce an OpenAPI document at build time . This runs the API during build, requests the OpenAPI d…
Google AI Studio Mobile + Gemini Managed Agents: Build and Deploy AI Agents Without Infrastructure in 2026
Google AI Studio Mobile + Gemini Managed Agents: Build and Deploy AI Agents Without Infrastructure in 2026 TL;DR Summary Google AI Studio is now a sta…
You Accumulate Technical Debt When You Skip Code Review. Here's What You Accumulate When You Skip the Human.
You Accumulate Technical Debt When You Skip Code Review. Here's What You Accumulate When You Skip the Human. There's a concept in software engineering…
Prose reader, a modern reading system engine
Hi HN, I’m the author of Prose , an MIT-licensed reading engine / SDK for building reading apps on the web and mobile: https://prose-reader.com/ The p…
You Should Skill It: Solving a Year-Old CSS Bottleneck With an AI Skill
There's a certain kind of problem that lives rent-free in your head for months. Not urgent enough to drop everything for, but annoying enough that you…