Series

Series

Scattered deep-dives organized into structured learning paths.

5 series · 16 posts

01
3 posts · Updated 7/12/2026

Harness Engineering

Posts in the Harness Engineering series

  • Harness Engineering: The Model Isn't Dumb, It Just Lacks Human Guidance
  • Harness Engineering (2): Five Engineering Answers from OpenAI's Million-Line Experiment
  • Harness Engineering (3): Industry Consensus, Four Pillars, and a Three-Phase Rollout
02
3 posts · Updated 6/26/2026

AI Agent 實戰

A curated reading path (not a serialized course): deep-dives on AI agent engineering — from harness and the agent loop to loop design and cost control.

  • Unrolling the Codex Agent Loop: What Actually Happens Behind a Single Conversation Turn
  • Loop Engineering: Designing Systems That Prompt Agents for You
  • How to Design Safety Layers for an AI Agent: From Keyword Detection to Long-Term Behavioral Monitoring
03
5 posts · Updated 6/26/2026

RAG 系統架構

A curated reading path (not a serialized course): rethinking RAG, vector vs reasoning retrieval, and the context-rot / compression problem.

  • Beyond RAG: A Deep Dive into Andrej Karpathy's LLM Wiki Pattern
  • RAG's Five Stages: From Pipeline to Reasoning Retrieval, and the Naive RAG on My Own Site
  • Building a Real RAG: 5 Infra Lessons from InfiniFlow's 2024 Year-in-Review
  • +2 more →
04
3 posts · Updated 6/22/2026

Claude Code 自動化指南

A curated reading path (not a serialized course): from getting Claude Code running and the dialogue-as-doc workflow to MCP integration and skills/tools loading.

  • Dialogue as Documentation: Turning a Debug Session into an Article with Claude Code
  • MCP in Claude Code: How Model Context Protocol Connects AI to Your Tool Ecosystem
  • Is Claude Code's On-Demand Loading of Skills/Tools a Form of RAG? Unpacking Agentic Retrieval
05
2 posts · Updated 6/10/2026

Kafka 為什麼這麼快

A two-part deep dive into what makes Kafka fast — from sequential I/O and zero-copy to partitions and consumer groups.

  • Why Is Kafka Fast? Sequential I/O and Zero-Copy Explained
  • Why Is Kafka Fast? Part 2: Partitions, Replication, and Consumer Groups