22259 posts from this source
You're paying $39/month for Manus AI. You think you're getting $39 worth of autonomous AI work. You're not. After tracking every single task I ran over 30 days...
The Unseen Work of a Developer I've been thinking about this topic for a long time and finally decided to write it down. The whole business of evaluating code...
Problem Description The task is to compute the next permutation of a given array of numbers. A permutation is a rearrangement of the same elements, and the nex...
The Problem with Federal Procurement Data - Data spread across multiple endpoints and formats - Missing or inconsistent fields - Too much cleanup before you ca...
The “One Pool Per Tenant” Wall If you've ever built a multi‑tenant SaaS on AWS, you've likely reached for Amazon Cognito. It’s the logical choice: managed, sec...
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Background I was listening to Grady Booch on The Third Golden Age of Software Engineering episode of The Pragmatic Engineer. During the episode he mentioned a...
Why Vocabulary Matters When Talking About AI I've been having a lot of conversations with non‑tech people recently about AI. What I keep running into is the sa...
Reducing AI‑Assisted Coding Failures with Scaffolded Test‑First Prompting If you use AI to help with coding, the most common failure mode isn’t that the model...
Self‑Replication, Cellular Automata, and Emergent Complexity In the 1940s, John von Neumann proved that a cellular automaton could replicate itself. His design...
The Scan We ran a systematic search for academic work on a specific question: when should an AI agent interrupt you? Not “can agents be helpful” or “do people...
The Shift: From Chatbot to Partner Most AI experiences are stateless—you prompt, it answers, it forgets. My host and I built something different: Tars, a Level...
Overview I’m excited to announce the release of LiveAuth — an extension for ASP.NET Core that solves one of the most common limitations of JWT authentication:...
markdown ! https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2...
The Real Problem: Standing Privilege In most environments, privileged access tends to be over‑provisioned, long‑lived, and difficult to attribute. That combina...
Document Processing: OCR + Vision Language Models Document processing has been stuck in a binary choice for years: use traditional OCR for speed and reliabilit...
Engine https://gist.github.com/71b4fa98b36ce1c4d1ca10f78b383e56.githttps://gist.github.com/71b4fa98b36ce1c4d1ca10f78b383e56.git Main https://gist.github.com/60...
!Cover image for 1m Tokens & WebSockethttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads....
Read more about Helper Classes vs Extension Methods...
markdown !Aboubakar Camarahttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.co...
Introdução Um dos problemas mais comuns em times de desenvolvimento não está no código em si, mas na forma como ele chega até produção. Mesmo equipes organizad...
Most archive formats make a simple task unnecessarily expensive: you need one file, so you download and decompress everything. I built ARCX, a compressed archiv...
The Pain of Multi‑step Forms in Vue If you’ve ever built a multi‑step form, you’ve probably dealt with: - Managing step state manually - Handling validation ac...
Integrating DodoPayments Webhook Events with a Firebase Cloud Function This guide walks through integrating DodoPayments webhook events into a Firebase Cloud F...
The Problem with Traditional PDF Generation Generating PDFs in a web application is a task that almost every developer dreads. Common approaches fall into two...
TL;DR Most freelancers waste 15+ hours/week on manual client management. The best free CRMs in 2026 — HubSpot, Zoho, and Pipedrive — can automate lead tracking...
Yesterday, Anthropic published the results of the largest qualitative study ever conducted on AIhttps://www.anthropic.com/features/81k-interviews — 80,508 inte...
Stream Delay & Odds – A Recap In my last posthttps://dev.to/elomarket/how-i-synced-real-time-cs2-predictions-with-twitch-stream-delay-53lg I wrote about stream...
Why I Use Less Capable Models Here's something that felt wrong at first: I've started reaching for less capable models when I'm writing code. Not because they'...
Introduction Technical skills are the baseline. But what actually gets you hired at high‑level positions? Let’s talk about the gap between coding and engineeri...
markdown !Johnhttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%...
!Cover image for Congrats to the 'Built with Google Gemini: Writing Challenge' Winners!https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravi...
The Problem Even when using caching strategies, many applications still: - Hit the database frequently for permission checks - Recompute authorization logic on...
x402 Week is live. The ecosystem posts are heavy on vision and light on production data. Here’s ours. 680 probes • 5 transactions • $0.11 revenue • 14 workers •...
TL;DR A developer built eight production SaaS applications using only free‑tier services and zero‑cost infrastructure, documenting the lessons learned and the...
Hash functions are everywhere in software — file checksums, JWT signatures, API authentication, password storage. Picking the wrong one can be a serious securit...
TL;DR I built uctm Universal Claude Task Manager – an npm package that installs six specialized sub‑agents into Claude Code. You type one request, and it autom...
Most production applications need some form of real‑time alerting When something goes wrong — a payment fails, an API crashes, or a user submits a contact form...
There’s something interesting happening with AI agents that most people haven’t noticed yet. When you put a hard policy gate in front of a model—a deterministic...
Why Shadow DOM Deserves More Attention I used to think Shadow DOM was a niche feature for people building custom elements nobody asked for. Then I started buil...
Authon – A Free, Self‑Hosted Authentication Platform Authentication is the first thing every web app needs and the last thing anyone wants to build from scratc...
Overview Most auth tutorials take 30 minutes and leave you with a half‑working setup. This one takes 5 minutes. We’ll add Google login to a Next.js 15 app usin...
Where the Code Resides Web apps: The Single Source of Truth For web development, the code lives on the server aside from browser cache. The newest code we push...
The first of four articles about building an AI system that runs continuously, knows it will be destroyed every few hours, and must figure out how to persist an...
Solving Two Sum Using Hashing My Thought Process When I first saw the Two Sum problem, my initial idea was simple: - Target = 9 - Current number = 2 I don’t ne...
We're Running a Contest — Refactor to Hexagonal Architecture and Win a Book I just published a full tutorial on Hexagonal Architecture in Spring Boot, and we'r...
Another round of tech layoffs rolled through the industry recently, and I was one of the people caught in it. If you’ve worked in tech for any length of time, y...
