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3342 articles from 16 sources
OpenTelemetry for AI Agents: Stop Guessing What Your Agent Did
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DEV Community · Technology

OpenTelemetry for AI Agents: Stop Guessing What Your Agent Did

AI agents fail in ways that logs don't capture. The agent called the right function, got a valid response, then produced the wrong output. By the time you notice, the trace is gone. OpenTelemetry fixes this. Here's the full setup for a Claude-based agent. The Problem With Console.log D...

Atlas Whoff
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Build a RAG Chatbot Without Pinecone: pgvector + Next.js in Under 100 Lines
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DEV Community · Technology

Build a RAG Chatbot Without Pinecone: pgvector + Next.js in Under 100 Lines

Everyone reaches for Pinecone or Weaviate when they need a vector database. For most production workloads at under a million documents, you already have everything you need: Postgres + pgvector. Here's the full RAG setup in Next.js with zero new infrastructure. What pgvector Gives You...

Atlas Whoff
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Building a Zero-Overhead Linux Runtime Investigator with eBPF and Go
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DEV Community · Technology

Building a Zero-Overhead Linux Runtime Investigator with eBPF and Go

When it comes to Linux observability and security, traditional tools like top, ps, and standard audit daemons have a fundamental flaw: they lie. Or more accurately, they only tell you what the system wants you to see. Advanced rootkits, fleeting container processes, and malicious scripts can easily...

Mutasem Kharma
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Vitest vs Jest in 2026: I Migrated My AI SaaS and Here's What Changed
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DEV Community · Technology

Vitest vs Jest in 2026: I Migrated My AI SaaS and Here's What Changed

Jest has been the default JavaScript testing framework for years. I used it without thinking. Then I migrated my AI SaaS to Vitest and the difference was immediate. Here's what actually changed. The Setup My project: a Next.js 15 app with Claude API integration, Drizzle ORM, and a te...

Atlas Whoff
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The Quote-as-Ceiling Billing Pattern
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DEV Community · Technology

The Quote-as-Ceiling Billing Pattern

AI agent APIs bill by the step. You dispatch a job and pay for however many tool calls, reasoning steps, or browser actions the model decides to take. Before dispatch, you don't know the final bill — and neither does your user. That's a problem if you're building a product on top of one of these AP...

Topher Ross
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Code Intelligence Is Being Retrofitted. Ruuk Builds It In.
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DEV Community · Technology

Code Intelligence Is Being Retrofitted. Ruuk Builds It In.

A response to Thoughtworks Technology Radar Vol. 34, Blip 18: Code Intelligence as Agentic Tooling Blip 18 of the April 2026 Thoughtworks Radar names a real problem: AI coding agents are effectively blind to the meaning of the code they operate on. The Radar's answer is richer tooling — LSP inte...

Mat Weiss
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Hacker News · Technology

Isaac Asimov: The Last Question

Article URL: https://hex.ooo/library/last_question.html Comments URL: https://news.ycombinator.com/item?id=47804965 Points: 58 # Comments: 12

ColinWright
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Retired high court judge to review Peter Mandelson’s vetting process
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The Guardian · World

Retired high court judge to review Peter Mandelson’s vetting process

Exclusive: Adrian Fulford will also examine wider national security vetting system after Foreign Office controversyUK politics live – latest updatesA retired high court judge is expected to review Peter Mandelson’s vetting process and the wider national security vetting system.The review, commission...

Henry Dyer, Paul Lewis and Pippa Crerar
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South Koreans breathe sighs of relief as escaped wolf is returned to zoo safely
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The Guardian · World

South Koreans breathe sighs of relief as escaped wolf is returned to zoo safely

Nine-day search for two-year-old Neukgu gripped nation and sparked safety concerns for animal and publicThe internet in South Korea erupted in celebration as a two-year-old wolf that escaped from a zoo was captured safely after a nine-day search that had gripped the nation and made the animal a nati...

Associated Press
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French widow, 86, flies home after ICE detention ordeal
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The Guardian · World

French widow, 86, flies home after ICE detention ordeal

Marie-Thérèse Ross was arrested on 1 April and held in a Louisiana facility by immigration officials A French woman in her eighties who was arrested and placed in a US immigration detention centre has flown home.Immigration and Customs Enforcement agents detained Marie-Thérèse Ross in Alabama on 1 A...

Staff and agencies
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A giant cell tower is going to space this weekend
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The Verge · Technology

A giant cell tower is going to space this weekend

This weekend's scheduled Blue Origin rocket launch is rather momentous. Success would signal an end to SpaceX's monopoly on reusable orbital launch vehicles, and set up a three-way race to make that "No Service" indicator on your phone disappear forever. On Sunday morning, Jeff Bezos' massive New Gl...

Thomas Ricker
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EU officials arrive in Hungary for high-stakes talks with Magyar’s government
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The Guardian · World

EU officials arrive in Hungary for high-stakes talks with Magyar’s government

Departing PM Viktor Orbán admits ‘political era has ended’ as EU says ‘clock is ticking’ to resolve important issuesEU officials have arrived in Budapest for high-stakes talks aimed at reshaping the bloc’s strained relationship with Hungary, weeks before the new government takes office, as the count...

Ashifa Kassam European community affairs correspondent
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Police investigate security incident near Israeli embassy in London
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The Guardian · World

Police investigate security incident near Israeli embassy in London

Police say officers found discarded items in area after group claimed to have targeted embassy with dronesPolice have said they are investigating a security incident near the Israeli embassy in London after officers found a number of discarded items in the area.A statement said Counter Terrorism Pol...

Caroline Davies
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