#AI

RAG: Building an Internal Help Desk with Mac mini M4 Pro + Dify (2025, Part 1)

A plan to build an internal help desk RAG system using a Mac mini M4 Pro and Dify. Highlights what's new in Dify circa 2025 and tips for running local LLMs.

Setting Up LLM/RAG for Work, So I Tried LoRA Training on the Side (Part 1)

Introducing a Mac mini M4 Pro to build an in-house RAG system. A plan for setting up a LoRA training environment during downtime while waiting for specs to be finalized.

Japanese OCR on the Web in 2025: Limits and Lessons

From browser OCR and server-side OCR to cloud APIs and AI — a roundup of what I learned trying to implement Japanese OCR on the web, including the limits of each approach.

Every Date Was Wrong: Server, MySQL, PHP, and JavaScript All at Once

A story about dates going haywire in an AI-generated PHP script, plus a breakdown of timezone pitfalls in each layer — server, PHP, MySQL, and JavaScript.

The `nul` File Vite Generates on Windows and the Git Error It Causes

The cause of and workaround for a `nul` file being generated in the build output on Windows during Vite development, causing Git push errors.

How to Successfully Build the NDLOCR Docker Image

Points where building the NDLOCR Docker image gets stuck, and how to solve them.