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Field notes from building with agents, running systems, and keeping knowledge. Every article, newest first.

27 articles since 2025

2026

  1. Cloud Mail: Follow-up Notes on Reading Emails—Remote Images Are Now Fetched from the Server

    Open Source · Operations · Indie Development

  2. Practical Implementation of Automated Internationalization with DeepL on a Next.js Blog

    Next.js · i18n · Automation

  3. Cloud Mail Postscript: R2 Attachment Verification and Resend Key Rotation

    Open Source · Operations · Indie Development

  4. Setting Up a Domain Email Account with Cloud Mail: Ownership Issues After Receiving Emails

    Open Source · Operations · Indie Development

  5. Installing the CUPS driver for the Lenovo M1688W Pro on a Feiniu NAS

    Linux · CUPS · Printer

  6. Troubleshooting Process for Docker Container DNS Hijacking by Tailscale

    Docker · Tailscale · DNS

  7. Create a desktop pet that won’t nag you

    Product Design · Desktop Pet · macOS

  8. After Accidentally Deleting a Production Data Volume: A Hands-On Guide to Zero-Loss ext4 Data Recovery

    Linux · Data Recovery · Docker

  9. GEO Blog Overhaul: Making Posts Citable by AI, and Uncovering 500 Errors in Production Along the Way

    GEO · SEO · Next.js

  10. Multilingual Blog SEO Overhaul: Every URL in the sitemap is redirecting

    SEO · Next.js · i18n

  11. Codex CLI Proxy Configuration Troubleshooting: A Complete Account of a 401 Error and the Pitfalls I Encountered

    Codex · CLI · Relay Station

  12. It’s not enough for an agent to just know how to use `grep`: CodeGraph enables it to understand the code structure first.

    AI · Agent · CodeGraph

  13. What Is Obsidian: From Installation to Opening the Knowledge Base via the Command Line

    Obsidian · Personal Knowledge Management · Tools

  14. Agent and Obsidian: Turning a Personal Knowledge Base into an Actionable “Second Brain”

    AI · Agent · Obsidian

  15. Tutorial on Configuring Traefik on a Cloud Server

    Traefik · Docker · Reverse Proxy

  16. What Is Harness Engineering?

    AI · Agent · Architecture Design

  17. OpenClaw vs. Hermes Agent: The Design Philosophies of Two AI Agents

    AI · Agent · OpenClaw

2025

  1. Sensors Data Analytics Development and Integration Documentation

    Java · Sensors Data · Development Tools

  2. I became a MooTool contributor today

    Contributors · GitHub · Tools

  3. Tips for Using AI Tools

    AI · Cursor · Manus

  4. Customizing IntelliJ IDEA File Headers

    Java · IntelliJ IDEA · Development Tools

  5. Detailed Explanation of the ValidatorUtils Utility Class: Validation Functions for ID Cards, Mobile Phone Numbers, Bank Card Numbers, and More

    Java · Utility Classes · Validation

  6. Git Hooks and Node Environment Issues

    Git · Development Habits · Solution

  7. Resolving Git Hooks Issues in Multi-JDK Environments

    Git · Development Habits · Solution

  8. SDKMAN Installation Guide

    SDKMAN · Development Habits · Solution

  9. Git Config Setup for Multiple Environments

    Git · Development Habits · Open Source

  10. My First Blog Post

    Essay · Start · JavaScript