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DEV Community · Technology

How I built a runtime "flight recorder" for Node.js AI agents using AsyncLocalStorage

Introduction I’ve been building a lot of autonomous AI agents lately. It’s incredibly fun, until you realize a terrifying fact about the current ecosystem: standard AI SDKs offer a false sense of security. Frameworks like LangChain or AutoGen are phenomenal orchestrators. They let you de...

vysh 1 week ago

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DEV Community · Technology

We weren’t slow at fixing bugs — we just didn’t understand them

Most bug reports are useless. So I built this. I used to think building an AI customer support chatbot would help reduce bugs. The idea was simple: if users could report issues easily through chat, we wouldn’t miss anything. And at first, it actually worked. We started receiving bug repo...

Dat Nguyen 1 week ago

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DEV Community · Technology

How to Prevent Prompt Injection: Why Pre-LLM Sanitization Matters

TL;DR — Prompt Injection Prevention in LLM Applications: Examples and Fixes Prompt injection isn't a model problem — it's an input validation problem. LLMs don't separate instructions from data. Your code has to. Pre-LLM Sanitization is the practice of filtering, validating, and transfor...

Natasha Joshi 1 week ago

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DEV Community · Technology

Password Generation Is About Entropy, Not Randomness

Password Generation Is About Entropy, Not Randomness I built pwgen-rs, a small Rust CLI that generates passwords in three modes and reports the bit-count of entropy for every one. Writing it forced me to answer a question I had been handwaving for years: what does "a strong password" act...

SEN LLC 1 week ago

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DEV Community · Technology

I built a LangChain integration that stops your agent from calling broken MCP servers

If you're building LangChain agents that use MCP tools, you've hit this problem: your agent calls an MCP server, the server is down or slow, and your agent fails silently. You don't know it happened until a user complains. I just shipped dominion-observatory-langchain — a LangChain callback handler...

Dinesh Kumar 1 week ago

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DEV Community · Technology

SMIL Animations in SVG: A Step-by-Step Guide Using a Real Wordmark

What is SMIL? SMIL stands for Synchronized Multimedia Integration Language. It is the W3C standard baked directly into SVG that lets you animate shapes, paths, transforms, colours, and more — zero JavaScript, zero CSS, zero external libraries required. The browser does all the work natively inside...

angeloscle 1 week ago

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DEV Community · Technology

I was tired of opening App Store Connect just to check yesterday's numbers — so I built my own dashboard

Every morning, the same ritual. Open App Store Connect. Wait for it to load. Navigate to Sales and Trends. Wait again. See three numbers. Close it. That was my life as an indie iOS developer for months. I have two apps on the App Store — a subscription tracker and a sales analytics tool I eventually...

Barış Güngör 1 week ago

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DEV Community · Technology

LiteLLM Hit by Credential-Stealing Supply Chain Attack: Complete Technical Breakdown

What Happened: The Attack at a Glance On March 24, 2026, two versions of LiteLLM — the wildly popular Python library that routes API calls to OpenAI, Anthropic, Google, and 100+ other large language model providers — were published to PyPI carrying a sophisticated, multi-stage credentia...

Natasha Joshi 1 week ago

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DEV Community · Technology

How to integrate DeepSeek R1 into your React app

Integrating DeepSeek R1 into Your React Application: A Comprehensive Technical Guide DeepSeek R1 represents a significant leap in AI-powered search capabilities, offering semantic understanding, vector search, and hybrid ranking. This tutorial will walk you through integrating DeepSeek R1...

Apollo 1 week ago

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DEV Community · Technology

Understanding DDL and DML SQL concepts

1. INTRODUCTION This article will cover an introduction to SQL concepts SQL (Structured Query Language) is a standard language that is used to communicate with relational databases. It is used to store, retrieve, manipulate, and manage data that is organised in tables. Core concepts in S...

Davy Baraka 1 week ago

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Hacker News · Technology

Academic fraud may be the symptom of a more systemic problem

Article URL: https://www.voxweb.nl/en/academic-fraud-may-be-the-symptom-of-a-much-more-systemic-problem Comments URL: https://news.ycombinator.com/item?id=47777449 Points: 18 # Comments: 0

the-mitr 1 week ago

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The Verge · Technology

Spotify now sells printed books

Spotify is rolling out some new updates for book lovers, expanding audiobook listening features and allowing users to buy physical publications through the platform. Readers in the US and UK can now purchase printed books via a new integration with Bookshop.org on the Android Spotify app, with suppo...

Jess Weatherbed 1 week ago

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Wired · Technology

The Caves That Could Help Us Find, or Become, Aliens

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet.

Becky Ferreira 1 week ago

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Wired · Technology

AI Slop Is Making the Internet Fake-Happy

A new study examines the impact of the rise of AI-generated websites on the internet—and found some surprising results.

Kate Knibbs 1 week ago

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The Verge · Technology

Grok’s sexual deepfakes almost got it banned from Apple’s App Store. Almost. 

Apple quietly threatened to kick Elon Musk's AI app, Grok, from its App Store in January over its failure to curb the surge of nonconsensual sexual deepfakes flooding X, according to NBC News. It was a muted show of force from one of tech's most powerful gatekeepers, made behind closed doors even as...

Robert Hart 1 week ago

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Hacker News · Technology

Your Backpack Got Worse on Purpose

Article URL: https://www.worseonpurpose.com/p/your-backpack-got-worse-on-purpose Comments URL: https://news.ycombinator.com/item?id=47777209 Points: 73 # Comments: 38

113 1 week ago

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Wired · Technology

X’s Big Bot Purge Wiped Out a Lot of People’s Secret Porn Feeds

The platform’s large-scale crackdown on automated accounts is also impacting people who’ve spent years curating niche porn on secret X accounts.

Jason Parham 1 week ago

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DEV Community · Technology

Fix Supabase Auth Session Not Persisting After Refresh

Fix Supabase Auth Session Not Persisting After Refresh Fix Supabase Auth Session Not Persisting After Refresh Next.js 14 Supabase auth sessions mysteriously disappearing after page refresh is one of the most frustrating issues indie developers face when building Next.js applica...

Mahdi BEN RHOUMA 1 week ago

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DEV Community · Technology

How I Built an Offline Voice Assistant for Smart Home on Raspberry Pi — and Why I Ditched the Cloud

My name is Ivan, I'm a solo developer and for over a year I've been building SelenaCore — an open-source smart home hub that works completely offline, supports Ukrainian language, and sends zero data to the cloud. Why I started It started with a simple question: why doesn't my smart home...

Ivan Parasochenko 1 week ago

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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 1 week 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 1 week 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 1 week 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 1 week 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 1 week ago

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