Entropy Coding and File Compression: Distinctions, Common Methods, and the Role of Local Continuity
从信息熵、概率模型和完整压缩流水线出发，讲清 Huffman、算术编码、Range Coding、ANS、Golomb/Rice，以及 RLE、LZ、BWT、预测、变换和量化等方法。
AN OPEN NOTEBOOK
CODE / THOUGHTS / EVERYDAY LIFESnow.
Learning in public. Living with curiosity.
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01 — THE LATEST
Fresh from the notebook.
Notes on things I’m building, questions I’m untangling, and what I find along the way.
All writing 60Agentic RAG Explained: Turning Retrieval into a Planning and Reflection Loop
A practical guide to Agentic RAG: how it differs from traditional RAG, how the control loop works, common architectures, implementation patterns, …
Object, File, and Block Storage: How to Choose in the Cloud
A practical explanation of object, file, and block storage through addressing, metadata, I/O paths, consistency, redundancy, and workload fit.
The Complete MCP Guide: Architecture, Remote Call Flow, and Building Your Own Server
Understand MCP hosts, clients, servers, and primitives; trace a remote call end to end; then build, deploy, secure, and connect a Python MCP server to …
FastGPT in Depth: RAG, Workflows, and Self-Hosting
A practical guide to FastGPT architecture, RAG retrieval, visual workflows, self-hosting, APIs, production tuning, and project fit.
August 2026A day, a note
Let curiosity take the lead.
Take me somewhere