2538 posts from this source
I once spent three days building a notification system. Real-time WebSocket updates. Notification center with read/unread state. Badge counts. Persistence acros...
A friend got a Meta recruiter ping last month and immediately texted me 'what do I even do now.' I'd been through the loop, so I wrote her a long reply. This is...
!Cover image for Connect a Database to Vercel in 10 Minutes Aurora + Next.jshttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,for...
Ah, the Single Page Application SPA. You’ve built it in React, Vue, or Svelte. You’ve run npm run build, and out pops a dist/ folder containing a few .js, .css,...
Look. I’ve been driving around with a laptop on my lap since the WEP days. I’ve cracked WPA in parking lots. I’ve mapped entire city blocks from the passenger s...
A Scarab Diagnostic Suite field test just landed upstream in Docker Compose. PR: https://github.com/docker/compose/pull/13831https://github.com/docker/compose/p...
oh-my-agent crossed 9.0 this week, and it carries the project's first breaking change: the agent slot formerly called retrieval is now explore. The name finally...
!Cover image for Stop Downloading 8GB Models on Every Pod Restart - Use OCI Object Storage as a Model Cachehttps://media2.dev.to/dynamic/image/width=1000,height...
Look. I’ve been breaking things since before it was normal for kids to have phones. I watched the entire security industry grow up from a hobby into a bloated b...
Apple drew a new line inside Apple Intelligence at WWDC 2026, and it's a line that didn't exist a week ago. The company's most powerful on-device AI model in iO...
Keyboard accessibility is one of the most important — and most neglected — aspects of web accessibility. An estimated 2.5 million Americans have motor disabilit...
!MorskiKupus123https://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...
If you are a startup founder, you know the drill. You spend weeks agonizing over financial projections, customer acquisition costs, and intellectual property de...
!Kui Luohttps://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%2Fuser...
Most Next.js authentication tutorials teach you how to build the plumbing. This one skips that. You don't need to write session logic, token exchange, or JWT ve...
Intro Managing CLI tool settings used to mean hunting through config files and wrestling with a patchwork of options—one typo crashes your day. GitHub Copilot C...
LinkedIn Draft — Insight 2026-06-12 A Friday systems thinking thread — worth sitting with: Observability debt is invisible until an incident makes it expensive...
I gotta say, wiring DeepSeek Into Your NestJS Stack: A Backend Walkthrough Last quarter I got pulled into a sprint that had nothing to do with LLMs. The product...
Last month I ran a security audit on a production WHM/cPanel server. It belonged to a web agency hosting a couple dozen client sites — WordPress, WooCommerce, t...
A few years ago, whenever I started a new project, I thought: 'This project needs its own server.' After a while, that approach became expensive, difficult to m...
Saturday morning. I opened Twitter and saw a tweet about the Laravel-Lang packages being compromised. My first reaction was simple: 'I don't use that package.'...
A beginner-friendly guide to understanding Cron, Crontab, and Linux task scheduling through hands-on practice. Introduction As part of my DevOps and Linux learn...
Pada series sebelumnya, kita sudah melakukan instalasi nixhttps://dev.to/derangga/nix-series-nixos-installation-2pn7 di VirtualBox dan setup SSH agar dapat diak...
When code becomes cheaper, what still makes an engineer valuable? Recently, while writing my cover letter for remote roles and Upwork projects, I asked myself a...
A few days ago I finished benchmarking something I've been building - a cache-aware, stable, histogram-based sorting algorithm I'm calling BusSort. The results...
I used to hear the pitch for context compression and think: sure, makes sense. Smaller prompts. Lower latency. Lower cost. Same output quality. Then I watched a...
Read more about # 「魔法のPOS端末」は存在しない...
Every developer I know has built something for themselves. A productivity tool. A habit tracker. A personal finance app. them smarter, faster, calmer. I did the...
Shifting from traditional application testing to serverless TypeScript engineering is all about shifting your perspective: you stop testing a running server, an...
Originally published on the Prufa blog. In June 2026 we pointed Prufa's free audit at 50 products that had just launched on Show HN — every launch from the prev...
In our last deep dive, we talked about the logic and data structures that drive Vyshyvanka. But software isn't just about clean backends; it's about how the use...
!Philip Perryhttps://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%2...
Hey fellow devs, If you’ve ever dealt with affiliate networks like CJ, Awin, or Impact, you already know the pain. Each network speaks a completely different la...
GitHub - deveshsangwan/prompt-crimes: Generate a funny local 'Prompt Crimes' report from your AI chat histories, with roast-style insights and privacy-first sca...
Migrating MedicoSync: UUIDv4 → UUIDv7 Why I'm doing it, and why it's cheap to defer When building MedicoSync an open-source FastAPI + PostgreSQL medical records...
!Evan Cateshttps://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%2Fu...
If you run a few containers on one VPS or homelab box, you've probably lived this loop: SSH in docker logs -f something Realize someone else on your team needs...
La deuda técnica representa las decisiones de desarrollo que priorizan la entrega rápida sobre una solución óptima, generando una 'deuda' que debe pagarse más a...
I've been building an AI-assisted content pipeline around Codenames AI — field reports from the repo, drafted in markdown, synced to dev.to. The part I assumed...
NEURA closed a $1.4B record round, robots grew hands that can feel, and someone is racing to own the Physical AI ecosystem. Value Description $1.4BN NEURA Serie...
A few days ago, I sat down to do something I've done a hundred times: write documentation for a library I made. The project is called binarystructhttps://github...
PostgreSQL Error 2200H: Sequence Generator Limit Exceeded PostgreSQL error code 2200H occurs when a sequence object reaches its defined MAXVALUE or MINVALUE for...
ORA-00472: PMON Process Terminated with Error ORA-00472 is a critical Oracle database error that occurs when the PMON Process Monitor background process termina...
Minimalism is not crudeness, restraint is not deficiency — drawing inspiration from Nuxt UI v4, how to design a well-crafted component API This article covers:...
There’s no shortage of AI tools claiming to improve software delivery. Most of them focus on code generation. Some focus on chat interfaces. A few attempt to au...
Regex sounds intimidating. It is not. Once you understand the 5 core concepts, you can extract any pattern from any text in seconds. Here is everything you need...
Recently, a reader named Alton Zheng left a comment on my previous post, asking a challenging question: How do you approach teaching or mentoring others to main...
!bykamohttps://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%2Fuser%...
