DevIdiot! - Developer News & Resources

Stop Fighting Portfolio Builders — Own Your Export

Most "portfolio builders" lock you in. DevCard exports anywhere: • self-contained HTML (host on GitHub Pages, anywhere) • GitHub README • React component (Pro) You own the file.Free = 3 generations. Paid = 15 (Premium) or 40 (Pro) runs/week. Stuck? A $5 / 10-run pack, no subscription. Subdomain hosting on paid, custom domains on Pro.Try it free: <a href="https://www.omega-dev.uk" rel="noopener noreferrer">https://www.omega-dev.uk</a>

Bitflash: A Tor-native revival of Bitcoin 0.1.0, mined on CPUs with RandomX

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I should have loved biology

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Show HN: We chased a weather balloon across Montana and never found it

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Building Premium React UI Components with Tailwind CSS and Framer Motion

What is GreatUI?GreatUI is a curated collection of beautiful, copy-pasteable, and high-performance React components built with Tailwind CSS and Framer Motion. Rather than operating as an external package or a strict dependency, it behaves as an open-source catalog where you own every line of code you bring into your workspace.Official Website: Visit the GreatUI Premium React Components catalog.GitHub Repository: Explore the open-source code on the GreatUI GitHub Repository.The library prov

Sixtyfour (YC P25) Is Hiring

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🚀 New React Challenge: Calendar

We all reach for a date library the moment a calendar shows up in a feature request. But underneath every grid is plain JavaScript — counting days, offsetting weekdays, and rolling years over. This challenge drops the library and puts you in charge. 🧩 OverviewThe calendar components are already provided, so your job is the logic: render the correct days, highlight today, navigate between months, and handle leap years with plain JavaScript date math.👉 https://www.reactchallenges.com/challeng

PWA with React + Leaflet: lessons from a 31-city map app

Notes from shipping a real-world PWA in Korea:Vite SSG is worth it. SPAs lose Korean SEO because Naver's crawler doesn't fully render JS.Leaflet > Mapbox for cost-sensitive projects. Free OSM tiles + zero cost.Firebase Hosting rewrites let you have deep URLs (/city/suwon) without a backend.KakaoTalk share is non-negotiable in Korea — 70%+ of social traffic.PWA install banner: don't auto-prompt, let the user discover.Project: https://gyeonggi-currency-map.web.app?ref=devto&utm_source=devto

Manage State like a Pro: Frontend Edition

AI models write code better and faster than devs, but what AI cannot do reliably for your specific product is make the fundamental system design decisions like:"Where should this piece of data actually live, who owns it, and what happens to the user experience when the network fails, the user refreshes, or a link is shared?"The modern frontend engineer’s primary value has shifted from writing code to evaluating trade-offs. If you put every piece of data into a global Redux store or local useStat

I built a Laravel 11 + React SaaS Starter Kit to speed up new web apps

Hey devs! I created a clean, production-ready starter kit combining Laravel 11, React, and Tailwind CSS with authentication pre-configured. Why I built itSetting up authentication, routing, and asset bundling every time you start a new SaaS or web app is tedious. This template handles the initial boilerplate so you can launch your project faster. FeaturesLaravel 11 setupReact interfacePre-configured AuthenticationClean code structureYou can check out the project and grab the source cod

Blade, Inertia and Filament, on purpose

Laravel 13, Inertia 3, React 19, Filament 5.Part one covered the public site: 26 Blade views, no CDN, no front-end framework, 4,323 bytes of JavaScript. It lives beside a product of 50 Inertia pages and an admin console we did not write. Why each worldEach of the three is here because it is the best available answer to one specific problem. The clearest way to show that is one example each. Blade: markup and structured data cannot disagreeServer rendered by default, no hydration, no se

Building PWAs: Offline-First Web Apps Like a Jedi's Force Shield

The Quest Begins (The "Why")Honestly, I was tired of watching my users stare at a blank screen the moment their Wi‑Fi hiccuped. Picture this: you’re deep in a coding marathon, your app finally looks slick, you hit “deploy”, and then… your beta tester on the train loses signal and the whole thing turns into a sad, grey placeholder. It felt like I’d just handed them a lightsaber that only works when plugged into the wall. I kept asking myself: Why should the web be any less resilient than a

Linux 7.2

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I Blamed React for 45 Minutes. The Bug Was One return. 😭

There are two types of Developers:People who write clean, predictable code.People who add console.log() until the browser starts feeling like a crime scene.I am, unfortunately, Team #2. 🫠And this story is about the time I spent 45 minutes debugging React only to discover that JavaScript was waiting for me to type one tiny word.returnIt started innocently enough...I had a React component fetching data from an API and displaying it on the page.Pretty normal stuff.The API was working. ✅The data was

Angular vs React: How I Decide Which to Use for a New Project

The wrong question"Angular vs React, which is better?" is the wrong question. Both are mature, well-supported, and can build the same things. The better question is: which one fits this specific project, team, and timeline? Here's how I actually think about it.When I reach for AngularLarge, long-lived enterprise apps — Angular's opinionated structure (modules, services, DI) pays off when a team of 10+ devs needs consistency over years, not just weeks.Teams that want batteries included — routing,

Hoisting and Scope in JavaScript

Hoisting in JavaScriptHoisting is a JavaScript behavior where variable and function declarations are processed before the code is executed. Because of hoisting, a variable or function can sometimes be accessed before its declaration appears in the code.However, var, let, and const behave differently during hoisting.For example:console.log(a);var a = 10;The above code does not give an error. JavaScript treats it approximately like this:var a;console.log(a);a = 10;Therefore, the output is:un

The "USB-C" for AI That's Fixing the M N Integration Problem

What is MCP, and where did it come from?In November 2024, Anthropic released the Model Context Protocol (MCP) — often described as the "USB-C for AI." It solves what's known as the M×N integration problem.Before MCP, if you had 3 AI tools and 4 data sources, you had to write 3 × 4 = 12 custom API integrations. Every time a new AI model or a new data tool came along, you had to write yet another custom integration for it.MCP is a universal, open standard built on JSON-RPC 2.0 that lets any

A Guardrail Can Hide a Tool Result Without Undoing the Action

OpenAI Agents JS 0.17.0 clarifies a subtle boundary around guardrails, tool-result replay, and retained copies. A guardrail may keep a tool result out of the model’s next replay, but that does not automatically reverse an external side effect that already happened. The application may also keep its own copy of the result.This is not a vulnerability claim. It is a useful reminder that agent safety has more than one surface. Three layers need separate controlsAn agent application can treat th

We caught a SQL injection with an offline AI security scanner — here's the exact query it found

The bugHere's a login endpoint from a small Express demo app(scan-target-demo-apps/apps/01-sql-injection):app.post('/login', (req, res) => { const { username = '', password = '' } = req.body; const query = `SELECT id, username, email, is_admin FROM users WHERE username = '${username}' AND password = '${password}'`; const result = db.exec(query); // ...});You've seen this shape before. username and password go straight into the SQL string — noparameter binding, n

Autonomous AI Agent Orchestration: Scaling Multi-Agent Systems in Production

Transitioning generative models from isolated chat interfaces into production-grade multi-agent frameworks requires solving complex coordination challenges. As organizations scale autonomous workflows, naive prompt chaining quickly leads to race conditions, state drift, and runaway token consumption. Mastering Autonomous AI Agent Orchestration is mandatory for engineering teams building reliable, enterprise-ready systems.Building fault-tolerant multi-agent architectures demands a rigorous shift