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What Actually Happens When You Click a Button — From Browser to Database and Back

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DEV Community · Technology

What Actually Happens When You Click a Button — From Browser to Database and Back

You've written fetch(). You've set up an Express route. It works. But do you actually know what happened in between? Most tutorials show you the pieces separately. Nobody walks you through the full conversation — browser to server to database and back — in one go. Let's fix that. The...

Prathamesh Dhadbale 2 days ago

The Great Agent Platform Consolidation: Why I'm Rethinking My $9 Side-Project Agent

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DEV Community · Technology

The Great Agent Platform Consolidation: Why I'm Rethinking My $9 Side-Project Agent

On Wednesday night I sat staring at two deploy buttons. One was my scrappy LangGraph agent running on a $9/month VPS — duct-taped together with Redis for memory, a homegrown sandbox I'd written three weekends ago, and a credentials file I still felt bad about. The other was Anthropic's new Managed A...

Anil Kurmi 2 days ago

I built a 13-database ORM for Node.js because Prisma doesn't support Oracle

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DEV Community · Technology

I built a 13-database ORM for Node.js because Prisma doesn't support Oracle

I'm Hamid — Software Engineer & Ophthalmologist in Algeria. My clinic's software needed to run on Oracle (government mandate), but my team writes TypeScript with Prisma. Prisma doesn't support Oracle. Rewriting everything wasn't an option. So I built @mostajs/orm — a Hibernate-inspired ORM w...

MADANI 2 days ago

Integrating Groq, DeepInfra, and Nebius in One Edge Function — 3-Provider AI Routing

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DEV Community · Technology

Integrating Groq, DeepInfra, and Nebius in One Edge Function — 3-Provider AI Routing

Integrating Groq, DeepInfra, and Nebius in One Edge Function Why Three Providers? Each AI provider has different strengths: Provider Strength Model Groq Extremely fast (custom Inference Engine) Llama 3.3 70B DeepInfra 400+ models, lowest cost Llama 3.3 70B Turbo Neb...

kanta13jp1 2 days ago

Making Your Flutter Web App a PWA — manifest.json, Service Worker, Install Prompt

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DEV Community · Technology

Making Your Flutter Web App a PWA — manifest.json, Service Worker, Install Prompt

Making Your Flutter Web App a PWA Why PWA Matters for Flutter Web A properly configured PWA gives Flutter Web apps: Home screen install (with real app icon) Offline capability via Service Worker cache Install promotion banner in-app Standalone display on iOS Safari (no browse...

kanta13jp1 2 days ago

Managing Private State in Midnight: Patterns, Pitfalls, and Best Practices

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DEV Community · Technology

Managing Private State in Midnight: Patterns, Pitfalls, and Best Practices

Managing Private State in Midnight: Patterns, Pitfalls, and Best Practices One of the most common points of confusion for developers new to Midnight is the distinction between private and public state. On EVM chains, the distinction is simple: everything in contract storage is public, and...

Tosh 2 days ago

More Britons opt to holiday in UK this summer amid uncertainty over flights

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The Guardian · World

More Britons opt to holiday in UK this summer amid uncertainty over flights

Holiday park firms say such bookings are on the rise because of impact of Iran war on aviationHoliday companies have predicted a surge in bookings for UK summer breaks after a jump in interest from Britons fearful of flight cancellations linked to the Iran war.Summer bookings are expected to rise in...

Lauren Almeida 2 days ago

Bodies of 50 infants dumped at Trinidad graveyard

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BBC News · World

Bodies of 50 infants dumped at Trinidad graveyard

Police say a preliminary investigation shows it may be a case of an "unlawful disposal of unclaimed corpses".

2 days ago

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Hacker News · Technology

The seven programming ur-languages

Article URL: https://madhadron.com/programming/seven_ur_languages.html Comments URL: https://news.ycombinator.com/item?id=47822486 Points: 16 # Comments: 3

helloplanets 2 days ago

'It terrified me': Richard Gadd on his follow-up to Baby Reindeer

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BBC News · World

'It terrified me': Richard Gadd on his follow-up to Baby Reindeer

Gadd's new six-part drama explores the breakdown of the "unshakable" bond between two young Glaswegian men.

2 days ago

'It terrified me': Richard Gadd on his follow-up to Baby Reindeer

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BBC News · World

'It terrified me': Richard Gadd on his follow-up to Baby Reindeer

Gadd's new six-part drama explores the breakdown of the "unshakable" bond between two Glaswegian men.

2 days ago

'It terrified me': Richard Gadd on his follow-up to Baby Reindeer

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BBC News · World

'It terrified me': Richard Gadd on his follow-up to Baby Reindeer

Gadd's new six-part drama explores the breakdown of the "unshakable" bond between two Glaswegian men.

2 days ago

From LLMs to Agents: Build Smart AI Systems with Tools in LangChain

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DEV Community · Technology

From LLMs to Agents: Build Smart AI Systems with Tools in LangChain

In previous blogs, we learned how to: work with multiple LLM providers use PromptTemplate build a Streamlit web app Now let’s take a big step forward. 👉 Instead of just generating text, we will build AI Agents that can use tools. Tool → A function the AI can call Agent → An AI system that dec...

vaasav kumar 2 days ago

Your LLM Bill Is 45% Too High. Here's the One Prompt Trick That Fixes It

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DEV Community · Technology

Your LLM Bill Is 45% Too High. Here's the One Prompt Trick That Fixes It

Most developers ship AI features without looking at the bill. Then the bill arrives, and it's five figures. Here's the part nobody tells you: up to 45% of your tokens are pure fluff. Filler words, restated questions, "As an AI assistant...", apologies, repeated context. You're paying Claude and GPT...

LayerZero 2 days ago

From Model to Product: Where AI Projects Actually Break

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DEV Community · Technology

From Model to Product: Where AI Projects Actually Break

Most AI projects don’t fail in training. They fail when you try to turn them into products. 🚨 The Illusion: “The Model Works” You trained a model: Good accuracy Clean evaluation metrics Solid results So you think: “We’re ready to ship.” But this is where most teams hit a...

Siddhartha Reddy 2 days ago

Let's Encrypt short-lived certificates are quite strict, so you should use an ARI-capable client

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DEV Community · Technology

Let's Encrypt short-lived certificates are quite strict, so you should use an ARI-capable client

Let's Encrypt short-lived certificates are much harder than they look if you think of them as just a shorter version of 90-day certificates. If you issue and renew multiple certificates for multiple subdomains in a short interval, you can hit certificate issuance rate limits more easily. Short-live...

catatsuy 2 days ago

Why We Accepted Surveillance as Default

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DEV Community · Technology

Why We Accepted Surveillance as Default

On Second Thought — Episode 04 In January 1996, two men in New York City founded a company called DoubleClick. Kevin O'Connor and Dwight Merriman had a product they called DART: Dynamic Advertising, Reporting, and Targeting. The premise was that advertisers should be able to follow a person acros...

Vivian Voss 2 days ago

I Built a Free Screen Resolution Checker — Here's What I Learned

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DEV Community · Technology

I Built a Free Screen Resolution Checker — Here's What I Learned

I kept googling "what is my screen resolution" and landing on the same ad-heavy sites with tiny tools buried under popups and cookie banners. So I built my own. What it does My Screen Resolution instantly detects: Screen resolution (e.g. 1920×1080) Viewport size (the actual browser w...

Alex Mercer 2 days ago

Next.js 16 App Router: The Complete Guide for 2026

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DEV Community · Technology

Next.js 16 App Router: The Complete Guide for 2026

What Is the App Router? The App Router, introduced in Next.js 13 and now the default in Next.js 16, is a file-system based router built on top of React Server Components. It lives in the app/\ directory and replaces the older pages/\ router as the recommended approach for all new projects...

Craftly-dev 2 days ago

Claude Schedule Auto-Generated Flutter Pages That Failed CI — Quality Gates for AI-Generated Code

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DEV Community · Technology

Claude Schedule Auto-Generated Flutter Pages That Failed CI — Quality Gates for AI-Generated Code

Claude Schedule Auto-Generated Flutter Pages That Failed CI Setup: Claude Schedule Handles Customer Support Every hour, a Claude Code Schedule job reads support tickets and generates Flutter pages as needed: # cs-check.yml on: schedule: - cron: '0 * * * *' The pr...

kanta13jp1 2 days ago

The RAM shortage could last years

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Hacker News · Technology

The RAM shortage could last years

Article URL: https://www.theverge.com/ai-artificial-intelligence/914672/the-ram-shortage-could-last-years Comments URL: https://news.ycombinator.com/item?id=47822414 Points: 20 # Comments: 12

omer_k 2 days ago

Smart Venue – AI-Powered Crowd Navigation & Queue Prediction Assistant

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DEV Community · Technology

Smart Venue – AI-Powered Crowd Navigation & Queue Prediction Assistant

Excited to share my project Smart Venue, developed as part of the Prompt Wars innovation challenge by Google Cloud × Hack2Skill! 🎯 Smart Venue is designed to improve the experience of attendees at large-scale sporting venues by helping them move smarter, faster, and safer inside stadium environmen...

Bujji Kancharla 2 days ago

Two Weeks of My News Aggregator: RAG Chat and a Sentiment Dial

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DEV Community · Technology

Two Weeks of My News Aggregator: RAG Chat and a Sentiment Dial

Originally published on my blog Two weeks ago I shipped my news aggregator as a finished Symfony 8 app — fetch feeds, enrich with AI, send alerts, generate digests. Fifty commits later it looks different. The aggregator grew a conversational chat that searches its own archive, a sentiment dial th...

Kevin 2 days ago

🚀 I built a real-time security scanner for Laravel

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DEV Community · Technology

🚀 I built a real-time security scanner for Laravel

🚀 I built a real-time security scanner for Laravel (and here’s why) Most Laravel developers use tools like PHPStan for code quality. But when it comes to security scanning, the options are either: Too complex Too limited Or just dependency-based So I built Laravel SecureScan. 🔐 It scans...

Dhanik Keraliya 2 days ago

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