1 Preface In the previous article, I sorted out the core concepts and processes of RAG (see article: Home Data Center Series - Understanding RAG from Scratch (Part 1): Principles and Complete Process Analysis), but that was, after all, still at the theoretical level, mere talk on paper. To make RAG actually run, it is necessary...

1 Preface I have always had an idea—to build a chatbot for my blog so that it can understand the content of the articles in the blog and intelligently answer visitors' questions. At first glance, this requirement seems very simple, but in practice, it involves a series of unfamiliar and complex concepts: such as...

1 Preface My usual habit of using AI has actually always been very “simple”—the priority has always been like this: 1. ChatGPT official client (using free quota, anyway I don't use it much, occasionally exceeding the limit and waiting for a few hours, just as a forced break); 2. LobeChat...

1 Preface The AI learning map in my blog has not been updated for a while. It's not that my interest in AI has waned; on the contrary, many ideas and explorations have already taken shape in my mind. The reason that really made me stop is actually very simple: many practical scenarios ultimately cannot bypass “paid A...

1 Preface Stripe is one of the world's mainstream payment service providers, and it is also the preferred payment collection channel for many overseas platforms (such as Gumroad, Lemon Squeezy, Buy Me a Coffee, etc.) and independent sites. But for mainland Chinese users...

1 Blog Knowledge Map · Featured Navigation This knowledge map is the sole main entry point of the blog, only collecting articles with systematic, methodological, and practical breakthrough value, designed to help new readers quickly understand the author's core technical mainlines and thinking frameworks. Several directions in the blog have formed a relatively complete knowledge system...

1 Preface In my previous multi-active architecture deployment practice (see details: Home Data Center Series - WordPress Multi-Active Architecture (Simplified Version) Implementation Plan in Personal Blogs), Cloudflare's Health Checks were used to achieve node...

1 Preface In previous articles (see: Home Data Center Series: Making WordPress Sites Static via Simply Static Plugin), I introduced in detail how to use Simply Static on WordPress ...

1 Background Introduction The fundamental trigger that initially gave rise to the idea of setting up a WordPress multi-active solution was actually very simple: that time my home was disconnected by Telecom for a full 3 days without any warning (see article for details: Home Data Center Series: Talking about Current Personal Blogs from This Home Disconnection...

1 Preface Since my blog adopts a special WordPress active-active architecture (the Mac mini in the home data center is the primary-write/secondary-read node, and the Chicago Racknerd VPS is the primary-read node), once there is a content change on the Mac mini node (all blogs...