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DEV Community · Technology

The AI Agent Economy Needs Payment Rails — Here's What I Built

500K+ AI agent wallets exist on x402. Stripe launched machine payment protocols. Google announced AP2. The infrastructure for autonomous AI commerce is being built right now. I wanted to test the thesis: can you build a service that AI agents pay for, with zero human intermediaries? The E...

pmestre-Forge 3 days ago

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DEV Community · Technology

CSS Animation Timing Functions: easing, cubic-bezier & More

This article is part of a series on CSS + SVG animations — the zero-JavaScript motion stack. Introduction Modern browsers have a powerful, underappreciated animation system built right in: SVG + CSS keyframes. No runtime, no bundler magic — just markup and styles that the browser...

Hari 3 days ago

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DEV Community · Technology

Why Audit Is the Missing Layer in Every Healthcare RAG System

I've reviewed a lot of healthcare AI builds over the last year. Clinicians love the demos. CTOs love the architecture diagrams. The compliance team gets invited to the meeting in week six, usually right after someone asks "what happens if this is wrong?" That question is almost always asked too lat...

Oluwafemi Adedayo 3 days ago

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DEV Community · Technology

Your AI-Generated Content Is Fooling Nobody — And We Have the Data to Prove It

We need to talk about the elephant in the room. That blog post you pushed out last Tuesday? The one ChatGPT wrote in 90 seconds while you sipped your oat latte? Yeah, your readers spotted it before they finished the second paragraph. At Gerus-lab, we build AI-powered products for a living — SaaS pl...

Gerus Lab 3 days ago

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DEV Community · Technology

I built 10 free online tools using Next.js (no signup required)

I Built 10 Free Online Tools Using Next.js (No Signup Required) As a developer, I often needed simple tools like image compressors, JSON formatters, or text converters. But most of the existing tools had limitations — ads, login requirements, or slow performance. So I decided to build my own colle...

Mohit Patel 3 days ago

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DEV Community · Technology

Is Claude Getting Worse? What I Found After Digging Around

Is Claude Getting Worse? What I Found After Digging Around There's been a lot of noise this week about Claude being nerfed. Claims started surfacing on X: median thinking dropped from ~2,200 to ~600 chars, API requests up 80x, and Claude Opus 4.6 reportedly fell from 83.3% to 68.3% on a hallucinat...

Zivdev 3 days ago

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DEV Community · Technology

Web hosting providers vs infrastructure partners: the real difference

Why your hosting provider is sabotaging your growth (and what to do about it) Your app was humming along perfectly until it wasn't. Traffic doubled, response times tripled, and now you're frantically Googling "cheap hosting providers" at 2 AM while your monitoring dashboard lights up like...

binadit 3 days ago

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DEV Community · Technology

Local Voice Controlled AI Agent

a voice controlled agent is a piece of software that sits on your machine, listens to what you say, and actually does things in response. not a chatbot that talks back — an agent that acts. it hears intent, decides what to do, and does the thing. speech goes in, the filesystem moves, apps open, file...

Ritvika Mishra 3 days ago

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DEV Community · Technology

Building Retention Playbooks: Proven Strategies to Reduce SaaS Churn

Churn reduction is not a single tactic — it's a system. The best SaaS companies treat each at-risk customer segment differently, with specific playbooks tailored to why they're likely to churn. Here's how to build them. The Four At-Risk Segments 1. New Customers (Days 1-30) Ri...

DevToolsmith 3 days ago

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DEV Community · Technology

How to Add Subtitles to Video with FFmpeg

Originally published at ffmpeg-micro.com You need captions on your video. Maybe it's for accessibility, maybe TikTok and Instagram penalize uncaptioned content in their algorithms, or maybe you just want your audience to watch with the sound off. Whatever the reason, you're going to reach for FFmpe...

Javid Jamae 3 days ago

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DEV Community · Technology

Deploying a Static Website on AWS S3 with Terraform: A Beginner’s Guide

Introduction In this project, I deployed a fully functional static website using AWS S3 and CloudFront with Terraform. The goal was to apply everything learned throughout the Terraform challenge, including modular design, environment separation, remote state, and Infrastructure as Code be...

Stephanie Makori 3 days ago

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DEV Community · Technology

Odoo 18: How to filter analytic accounts in analytic_distribution widget programmatically?

I'm working on Odoo 18 Enterprise and I'm struggling to filter the analytic accounts displayed in the analytic_distribution widget on purchase order lines. The Setup Model A: global.budget contains a list of allowed account.analytic.account. Model B: purchase.order has a field overall_b...

harena-odoo 3 days ago

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DEV Community · Technology

Stop Using Random Buttons: Use Button Groups for Clean UI

Most UI issues in dashboards come from small inconsistencies. Buttons work fine alone, but when grouped for real actions, spacing, borders, and states start breaking. Instead of fixing this repeatedly, shadcn button groups give you a structured way to manage related actions. You define layout and b...

Vaibhav Gupta 3 days ago

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DEV Community · Technology

🚀 I Built a Full-Stack Blog CMS with Next.js + Supabase (And You Can Use It Today)

TL;DR I built a production-ready blog CMS using modern tools like Next.js (App Router), Supabase, and Tailwind. It has auth, roles, drafts, an AI assistant, and a headless API. It’s open-source — and yes, you can try it right now 👇 👉 Live: https://blog.frankmendez.site/blog 👉 Repo: https://github...

Frank Mendez 3 days ago

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DEV Community · Technology

Presentation Slides for #StopTheSlop

The following slides I presented on PyCon 2026 as lightning talk. Vimeo Link - jump to 05:45:00 to watch the presentation. Stop the Slop! A 5-Minute Call for Action for the AI-Assisted Workplace PyCon DE 2026 — Lightning Talk It's Official. "AI slop": Merriam-Webs...

Johann Hagerer 3 days ago

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DEV Community · Technology

Callback Function in JavaScript

A callback function in javascript is a function passed as an arguement into another function and executed later. The benefit of using a callback function is that you can wait for the result of a previous function call and then execute another function call. How Callbacks Work Passing the Functi...

QUBE 3 days ago

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DEV Community · Technology

Shik — I finally feel joy writing scripts

You know that feeling when the thought in your head is simple and clear — "go through files, find the right ones, move them" — but between the thought and the result there's a wall of googling flags, quoting rules, and incompatible utilities? I've been into language design for a while — what intere...

Maksim Iakovlev 3 days ago

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DEV Community · Technology

Parametric Hubris: Empirical Evidence That Tool Availability Does Not Equal Tool Usage in Frontier Language Models

Parametric Hubris: Empirical Evidence That Tool Availability Does Not Equal Tool Usage in Frontier Language Models Frontier large language models are increasingly deployed with integrated retrieval tools, yet the assumption that tool availability ensures tool usage remains empirically une...

martin 3 days ago

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DEV Community · Technology

94% vs 16%: How I made Claude's code reviews consistent by encoding 12 classic engineering books

I ran the same code review with Claude twice. First time: caught the SQL injection, mentioned "separation of concerns". Second time: focused on naming conventions, missed the injection entirely. Same code. Same model. Completely different results. That's the problem I set out to fix — and it took...

hyhmrright 3 days ago

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DEV Community · Technology

Should You Be Using RAG in 2026?

Every few months, someone drops a hot take that RAG is dead. Then the next enterprise deal closes, and everyone goes back to building pipelines. The Current Narrative Around RAG Two positions dominate the conversation right now. The first: RAG is dead. Long context windows from Anthropic...

Riddhesh 3 days ago

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DEV Community · Technology

A00-250: Not Just an Exam, It's SAS Admin Authority

The A00-250: SAS Platform Administration for SAS 9 exam is a definitive credential validating a professional's expertise in managing complex SAS environments. This certification signifies a deep understanding of the critical administrative tasks necessary to maintain optimal performance, security,...

Eronita Scott 3 days ago

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DEV Community · Technology

Apache Airflow 2 vs 3: A Deep Technical Comparison for Data Engineers

Apache Airflow 2 vs 3: A Deep Technical Comparison for Data Engineers 🚀 TL;DR — Airflow 3 dissolves the monolithic webserver into three independent services, strips direct database access from task code, ships a fully stable Task SDK, and rewrites the entire UI in React. If you are runn...

De' Clerke 3 days ago

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DEV Community · Technology

Optimizing Python HTTP Server Memory Usage in Containers: Addressing Uvicorn and Grainian Overhead

Introduction Running a Python HTTP server in a containerized environment often feels like trying to fit a bulldozer into a compact car—it works, but the inefficiency is glaring. Take Uvicorn and Grainian, two popular Python HTTP servers: they consume ~600 MB of RAM at startup, a stark con...

Roman Dubrovin 3 days ago

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DEV Community · Technology

Why I Picked Rust for a Production-Ready Micro SaaS

A lot of people hear "micro SaaS" and immediately reach for the usual stack. Use JavaScript. Ship fast. Fix the weird production issues later. Maybe never. That works, sometimes. But if you are building a product you actually want to run for years, the stack decision is not just about how fast you...

Hauke J. 3 days ago

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