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A Coinbase AgentKit Action That Cannot Spend USDC by Default: 48 Tests and a Real 402

An agent that can inspect a crypto API's payment quote and an agent that can authorize a payment are two different products. I wanted the first cap...
Posted on 24 October 2026 | 3:45 pm

Cloudflare 520, 521, 522, 523, 524: How to Tell Them Apart and Fix Each From the Server Side

If you run sites behind Cloudflare long enough, you will meet the whole 52x family. They all look the same to a visitor: a Cloudflare-branded page ...
Posted on 24 October 2026 | 3:44 pm

ประโยชน์ของการหารเศษเหลือกับการเขียนโปรแกรม

ประโยชน์ของการหารเศษเหลือกับการเขียนโปรแกรม บทความนี้เหมาะสำหรับผู้ที่เริ่มต้นศึกษาภาษาโปรแกรมมิ่งทุกภาษา รวมถึงผู้ที่ทำงานด้านการพัฒนาซ...
Posted on 24 October 2026 | 3:43 pm

dev-workspace-setup : a simple utility to for Workspace Setup

Hi There! Today, I introduce to you dev-workspace-setup a simple utility script to setup developement workspace environment on your mac. As much ...
Posted on 24 October 2026 | 3:43 pm

I Built a Full-Stack Application — Here’s What I Learned Beyond Writing Code

I Built a Full-Stack Application — Here's What I Learned Beyond Writing Code Building an application taught me that writing code is only...
Posted on 24 October 2026 | 3:43 pm

Build a Tiny Browser Logger for Store Door Alarms (Vanilla JS, No Backend)

Small retailers with EAS pedestals at the door often have no record of when the alarm goes off or why. Staff reset it, check the customer's bag, an...
Posted on 24 October 2026 | 3:42 pm

AI Can Find a Bug. But Can You Trust Its Fix?

AI coding tools are getting better every day. They can write functions, generate tests, review pull requests, and even suggest fixes in seconds. B...
Posted on 24 October 2026 | 3:42 pm

I Read a 179KB Inline Chat Bundle on an AI Companion App: 4 API Bugs the UI Hid

When we test AI companion apps at The Companion Lab, we normally treat them as black boxes: we send the same six standardized prompts, pay with our...
Posted on 24 October 2026 | 3:41 pm

The First Sign Was Silence: Detecting Edge Devices That Stop Talking

The First Sign Was Silence: Detecting Edge Devices That Stop Talking Detection engineering usually rewards the presence of something: a ...
Posted on 24 October 2026 | 3:41 pm

O papel do desenvolvedor .NET na era da IA

Recentemente fiz uma palestra para o time da Dotcode com o mesmo título deste artigo. Foram duas horas de conversa, dados, uma demonstração prática...
Posted on 24 October 2026 | 3:39 pm

How I Built a Weekly Comfortable Region Ranking Using Weather Data

How I Built a Weekly Comfortable Region Ranking Using Weather Data I have been working on a personal project called weather2, a weather analysis pl...
Posted on 24 October 2026 | 3:38 pm

Construindo agentes de IA com o Microsoft Agent Framework no .NET

Nos últimos anos, a maioria das integrações com IA em aplicações corporativas se resumiu a enviar um prompt para um modelo e exibir a resposta. Iss...
Posted on 24 October 2026 | 3:38 pm