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Visual Studio Code 1.139 (Insiders)

Learn what is new in Visual Studio Code 1.139 (Insiders)

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Talk: Real-time Video Upscaling Using CNNs and WebGPU

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IDKMesh: What if AI agents had to prove their work?

A few days ago I wrote about one result from IDKMesh: a panel of 25 verifiers that, after measuring their shared errors, was effectively worth only…

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KI-Modell knackt Code aus dem Ersten Weltkrieg – warum das gar keine Meisterleistung war

OpenAIs GPT-6 Astra soll einen bisher als ungelöst geltenden Funkspruch aus dem Ersten Weltkrieg entschlüsselt haben.

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My knowledge base missed a contradiction. My content graph found it in one query

This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content What I Built Detection Debt answers a question a…

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Australian RAM and SSD prices climb as stock tightens

The memory shortage has reached Australian shelves, and the numbers are blunt.

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Engineering a Pomodoro Cycle That Survives Meetings, Slack, and Deep Work

Most engineers I know treat the classic 25-minute work block as a fixed physical constant — like the speed of light or the length of an HTTP status…

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React Mental Models 2

A Walk Through setState continuation: How React Actually Renders: Understanding the Render Lifecycle When building with React, it's easy to focus on…

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🚀 I reached 1,001 views on DEV!

I just did it! I looked at my DEV dashboard and noticed that my profile has reached 1,001 total views. First, thanks to this amazing community.

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Using SHA256 to Build Trustworthy Data Portals in Brazil

Data portals in emerging markets face a specific credibility problem: how do you prove that the data you display was not silently altered after…

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React is Officially Dead in 2026 (Thanks to AI)

A few years ago, learning React felt almost mandatory. You learned JavaScript. Then React. Then probably Node.js.

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TVL Trend Analysis & Liquidity Risk Assessment: Lido

TVL Trend Analysis & Liquidity Risk Assessment: Lido Target Protocol: Lido (TVL: $26990.

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Subqueries and CTEs: Asking a Question Inside a Question

Some questions can't be answered in one pass. "Which hive produced the most honey?

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How Code Reviews Made Me a Happier Developer

Something I've always wondered about I have always asked myself why, even with well-defined code guidelines, architectures, and design patterns, most…

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BeeLadybug Ironic: Debugging the Code vs. Debugging the Mind

🐞 BeeLadybug Ironic: A Small "Mental Debugging" Ritual for Devs What if we applied the rubber-duck debugging concept not just to our code, but to a…

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I Built a Free WebRTC Leak Test (And Why Your VPN Might Be Lying to You)

You pay $10 a month for a VPN. You think you're safe. But a single line of JavaScript on any website can still see your real IP address.

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ephemora-cell 1.0.4: a stateless MCP tool server, now on PyPI!!

No initialize handshake. No session state. Restart or load-balance the server between calls — clients never notice.

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Agentic Flow for a Simple SPA Anyone Can Build

I've got three sites live that look nothing like each other, and I vibe-coded all of them.

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Polymarket TWAP Market Maker: Quote Engine Design

Learn how a Polymarket TWAP market maker combines fair value, order-book state, inventory, and TWAP data for adaptive quoting.

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Faster Starts, Less JavaScript Overhead

A margin calculation is an odd place to find a startup stall. It sounds like arithmetic.

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Git con contexto: tu primer flujo de ramas y commits en GitKraken

Git con contexto: tu primer flujo de ramas y commits en GitKraken Etiquetas sugeridas: git, gitkraken, tutorial, beginners Soy ambassador de…

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Where Dart stops and Freezed starts

The short version One Note model written four ways, against a shared contract of sixteen tests: twelve behavioural, four for JSON.

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Beyond Prompt Engineering: Governing Autonomous Agents with the Domain Claim Protocol (DCP)

Software is moving from fixed call chains toward systems that choose tools, services, and other agents as they work.

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Keep the Score Contract Out of the Agent's Write Set

A green CI job on an agent branch is not a score. It is a claim that the tree the agent left behind still exits zero.

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API Key Usage Inventory: 4 Evidence Signals for Edtech Service Reviews

Short answer: a key's last-used timestamp cannot tell an edtech reviewer which service holds it.

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Building a Serverless AI Tech-News Bot with Node.js, Gemini and GitHub Actions

I wanted to build a project that combined several technologies into one practical automation pipeline: Node.

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NetScaler and the SAML Bypass: Measuring Gateway Exposure with ZoomEye

NetScaler and the SAML Bypass: Measuring Gateway Exposure with ZoomEye Authentication gateways occupy a structurally difficult position in security…

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Jev & computer-use

Current work: jev-computer-use My TL for the last few days has been taken over by Jev, a system one model from typesafe.ai.

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Custom Password Reset API Selection for Auth Systems Without Webhooks

The most important trade-off is evidence versus coupling: for password recovery and settled-order receipts, choose an email API that lets your…

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Sandboxing PDF Processing in PHP with Bubblewrap

What happens when your PHP application processes an untrusted PDF with an external binary? Most of us never think about it.

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Closures a fondo en JavaScript

Cuando comencé a aprender sobre las closures, escuché y leí muchas veces explicaciones como esta: "Una closure es una función que retorna otra…

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Four Stops Instead of Thirty: Rebuilding the Dashboard and Retiring Hand-Rolled UI

An editor's real complaint about the main video-generation service's internal tool wasn't any single bug.

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Making API Performance Tests More Realistic: From Endpoint Metrics to a Reproducible Reference Point

After reading Daniel Balcarek's article “API Performance Testing: How to Design Realistic Tests”, I wanted to answer two questions: What did my…

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Agentic Test Creation: From Plain-Language Requirements to End-to-End Test Cases

Throughout my career, I've watched sprints stall in the same place. Everything was going fine: the features were merged, the requirements were clear.

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Clean Code Is Not the Same as Clear Code: Comments Were Never the Problem

Table of Contents A Line That Does Nothing... Except Keep Production Alive Some Code Can't Explain Itself The Code Knows What.