Preface: AI + LLM = A Second Brain?

A few days ago, I came across a post in a Facebook group discussing how AI + LLM can act as a second brain.

As I recall, the author’s example involved integrating Obsidian (a note-taking app) with an LLM plugin. This allows your past notes to truly become a …

Introduction: A Lazy Idea

Around March of this year (2025-03), I was chatting with a colleague who mentioned he had recently subscribed to The Wall Street Journal.

He also receives the daily print version of the WSJ in his email. However, for a working engineer, reading a full newspaper every day is …

Preface: Why Use Cloudflare R2 for Hugo Image Hosting?

When running a static site built with Hugo, image management is always a hot topic. The traditional approach is to dump image files directly into the project’s static/ directory and commit them to Git version control along with the code. …

The Plot Thickens: Gmail’s Strictest-Ever Sender Verification Policy

Since February 2024, in a heroic effort to combat spam, Google has rolled out a stricter sender verification policy. According to Google’s official decree, bulk senders must now set up email authentication mechanisms …