1 Blog Knowledge Map· Featured Navigation

This knowledge map is a blog.The only main entranceIt only includes articles with systematic, methodological, and practical breakthrough value, aiming to help new readers quickly understand the author's core technical themes and thought framework.

The blog has developed relatively complete knowledge systems in several areas, and each area maintains its own thematic learning map:

1. ☁️ Cloudflare Learning Map(Network acceleration, security, and engineering practices)

2. 🧠 AI Learning Map(AI basics, models, and tools practice)

3. 🎵 Music and Sound Cognition Thematic Map(Auditory, vocal, and singing cognition)

This map filters articles by topic and is not a complete index. Readers can freely jump to different sections based on their interests. For a complete index of all articles, please see:Sitemap.

1.1 🧱 Building Personal Digital Infrastructure and Blog Systems

• A brief discussion on how to choose the most suitable NAS for you
• Synology NAS HDD data hard drive automatic hibernation
• QNAP's scalable and cost-effective storage solutions for home environments
• A Guide to Setting Up an Independent Personal Blog and Avoiding Pitfalls
• A Complete Guide to Building a Personal Blog from Scratch (Minimum Cost)
• How to quickly build a personal blog with WordPress
• IPv4/IPv6 dual-stack network architecture and application access process optimization
• WordPress multi-active architecture (simplified version) implementation plan in personal blog
• Exploring the WordPress Email Mechanism: A Self-Indulgent Experiment
• Building a Lightweight Knowledge Index for Your Blog (Part 1): Structure Design and Construction Process
• Building a Lightweight Knowledge Index for Your Blog (Part 2): Implementation of JSON Structure and Script Generation
• Building a Lightweight Knowledge Index for Blogs (Part 3): Design and Implementation of a Lightweight Recommendation System for WordPress Based on Pre-computed Semantic Indexes
• The Second Reconstruction of Blog Architecture: Service Migration and Active-Active Disaster Recovery Practices Caused by VPS Relocation
• The third optimization of the blog architecture: WordPress dual-active node adjustment and database import considerations.
• Understanding iptables: What you really need to master is not the rules, but the flow of data packets.(An infrastructure article that reconstructs our understanding of firewalls using "system path thinking")
• When whitelists become the norm: An analysis of the trends and sustainability of personal cross-border travel.

1.2 ☁️ Cloudflare Series Essentials Selection

• Cloudflare Tutorial (Part 1): Introduction to Cloudflare and its Benefits for Individual Website Owners
• Cloudflare Tutorial (Part 2): Introduction to the Functions of Each Technical Node in the Overall CF Solution Traffic Sequence
• Cloudflare Tutorial (Part 3): How to Access Cloudflare's Edge Network and Choose the Appropriate Origin Connection Method
• Cloudflare Tutorial (Part 9): Introduction to Common Zero Trust Features and Usage in Multiple Scenarios
• Cloudflare Pro in-depth experience: From Free to Pro, is it worth upgrading?
• Solving the WordPress AJAX Protection Problem: Tunnel Implements Attack Traffic "Diversion" Protection
• From QUIC to HTTP2: Building a More Private and Stable Cloudflare Tunnel Solution
• Cloudflare Worker + R2 + KV to build an efficient image API
• API Shield: Building a More Secure API Protection System
• Core concepts and practices of accelerating website access from Cloudflare CDN

1.3 🧠 AI and Intelligent Workflow

1.3.1 🔰 Getting Started with AI

• Starting the AI journey: A detailed introduction to local large language model UI and large language model API providers
• A Comprehensive Analysis of the Internationally Recognized ChatGPT API Relay Solution: OpenRouter + Domestic Payment Guide
• AI multimodal model combing: from text to image, video, etc. chatgpt-web-midjourney-proxy practical operation
• Deploy Llama 3.2 on Mac mini (M4 Pro): A complete guide to achieve efficient operation and cross-domain access optimization through Ollama

1.3.2 🧠 AI Principles

• Vectors: The Universal Language of the AI World
• Understanding RAG from Scratch (Part 1): Principles and Complete Process Analysis
• Understanding RAG from Scratch (Part 2): Running a Local RAG Demo on a Mac Mini – A Practical Guide to Minimal Architecture
• Making Embedding an Infrastructure: Deploying Standalone Embedded Services in PVE + LXC

1.3.3 🛠️ AI Applications

• Detailed deployment tutorial for Lobechat, an open-source UI framework based on large language models.
• Unlock the full potential of Lobechat: A complete guide from setup to gameplay
• Building a private AI: A detailed tutorial on building an open source large language model locally based on Ollama
• The most convenient AI App front-end: Chatbox - A comprehensive introduction and user guide
• Free, beginner-friendly local AI image generation tool for Mac (Part 1): Diffusion Bee settings explained and practical demonstration
• Free, beginner-friendly local AI image generation tool for Mac (Part 2): Draw Things installation and usage tutorial
• Practical application of Ollam's self-built embedded model + Chatbox knowledge base
• Exploring the features and researching the built-in tools of the WordPress chatbot plugin "AI Engine"
• Creative Reconstruction in the AI Era: From Information Processing to Cognitive Collaboration

1.4 🛡️ Network security and access optimization

• The entire process of the blog being attacked by DDoS for the first time
• Optimization of blog access process under the new circumstances
• Introduction to DDoS Attacks and Tutorial on CF DDoS Protection Configuration
• Cloudflare WAF Configuration and Hands-on Exercises
• Cloudflare Tunnel automatic disaster recovery takeover in action
• Build monitoring alerts: health checks + event alerts

1.5 🗃️ File storage and image hosting management

• Use Docker to build your own image hosting service based on Chevereto.
• Detailed tutorial on using Cloudflare R2 to build an image hosting service
• Using rclone + R2 to build a chevereto remote disaster recovery image storage
• Chevereto + PicGo app + Obsidian enables efficient image hosting, image uploading, and image URL retrieval.
• Obsidian Automatic Image Upload: Practical Guide to PicGo-Core's Integration with Chevereto Image Hosting
• Deploy a lightweight file-sharing platform using Docker based on pingvin-share.
• Use Docker to build a lightweight file-sharing system with user authentication based on go-file.

1.6 💌 Mail system and domain name application

• Use Cloudflare domain to create a secondary email account
• Cloudflare + Resend + Gmail to create enterprise-level free mailbox
• Setting up a DNS server based on bind9
• From dnsmasq to smartdns: Building a reliable home DNS query diversion system at home and abroad
• Use Docker to build your own ad-free, pollution-free DNS server based on ADguard Home that supports DOH (DOT).
• dnscrypt-proxy (v2.1.8) Multi-scenario configuration guide: from upstream deployment to downstream integration
• Detailed tutorial on sending emails using Amazon SES

1.7 💡 Other recommended practices

Some practical experiences that are not part of the main framework, but have been repeatedly proven to be "very important" in long-term practice.

Website Engineering

• Building a www navigation page with Cloudflare Pages
• Use hexo to build a static blog and deploy it to Pages
• Cloudflare Zaraz manages third-party scripts to speed up website loading
• Achieving site staticization for WordPress websites using the Simply Static plugin
• WordPress icon font optimization: Locally hosted FontAwesome, say goodbye to API limitations
• Add social sharing buttons to WordPress using the Sassy Social Share plugin.
• WordPress Health Check Interface Optimization: Building a Live Detection Plugin Using 204 Response
• Best practices for automatic multilingual translation and multilingual SEO on WordPress sites (GTranslate and TranslatePress)
• Using Cloudflare Worker to solve the comment synchronization problem in WordPress multi-active architecture

Data synchronization

• A detailed tutorial on implementing multi-folder synchronization using Docker and Syncthing.
• Elegantly solve the persistent problem of file synchronization across multinational VPSs with rsync

Network Architecture / Home Data Center

• FriendlyWrt NanoPi Series Soft Router Selection and Flashing: R2S Plus + FriendlyWrt in Practice
• Exploring the Best Deployment Scheme for iKuai + OpenWRT (Goodbye, Side Router)
• iKuai IPv6 Configuration Tutorial
• Based on iKuai, realize all-media playback of telecom IPTV
• Use Docker to build a simplified public IPv6 inbound gateway based on Lucky.
• A Simple Guide to Setting Up a Tailscale DERP Server (Relay Server)
• Architecture and Principles of Self-Built "Non-Directly Connected" Scientific Nodes: A Combined Practice of Sing-box and Cloudflare
• Setting up a lightweight bypass gateway based on an HTTP proxy: a practical guide to redsocks2 + iptables

Self-built services

• Set up a message push server based on Bark server
• Use Docker to build your own STUN/TURN server based on COTURN.
• HAProxy practical tutorial: multi-scenario deployment and common function configuration analysis
• Roxy-WI Deployment and HAProxy in Practice: A Brand New Experience of Graphical Management
• Policr Mini in Action: Building a Secure and Efficient Telegram Group Verification System
• Use gost to build your own proxy server and forward proxy chain
• Use Docker to build your own reverse proxy based on NPM
• Use Docker to build your own password management system based on Bitwarden.
• Build a real-time health monitoring and alarm system based on uptime and bark.

Tools and Safety

• Powerful local proxy tool: proxychains (cli)
• OHTTPS, a one-stop SSL certificate management tool, user guide
• Telegram prompts SMS fee when logging in on a new device? A practical guide to Passkey login without SMS verification codes. (Domestic users often encounter SMS fee restrictions when logging into Telegram on new devices. This article combines Apple's ecosystem and password library solutions to provide a feasible method that does not rely on SMS channels, and analyzes the principle and cross-device practice of Passkey.)

1.8 🎵 Music and Sound Cognition

This book is a systematic reflection on auditory perception, vocal control, and sound aesthetics, documenting the process of gradual refinement from intuition to cognition.

• Awakening of the Voice (Part 1): The Instrument Within the Body—Rediscovering the Essence of Singing
• The Awakening of Sound (Part Two): Misunderstood Sounds: The Illusion of High Notes and the Illusion of Low Notes
• The Awakening of Sound (Part 3): The Misconceptions and Scientific Interpretation of "High Position"
• Awakening of the Voice (Part 4): The Natural Gap Between the Formal Vocal System and Self-Taught Singing: Differences in Language, Method, and Structure
• Awakening of the Voice (Part 5): The Myth of the Original Key: Why is it that sometimes singing "not in the original key" allows you to express your own voice better?
• Awakening of the Voice (Part 6): How to determine whether you belong to the low, middle, or high range?
• The Awakening of Sound: Fundamentals (Part 1): Pitch Structure and Auditory Stability
• Awakening of Sound: Basics (Part 2): From Note Names to Simplified Musical Notation
• The Awakening of Sound: Fundamentals (Part 3): Visualization of Interval Structure and Historical Conventions
• Why are familiar old songs more enjoyable to listen to than popular new songs?
• Why does a song sound good? A three-dimensional theory analyzes the secrets of singing.

1.9 👁️ Cognitive Perspective and Worldview

This chapter does not contain specific technical solutions or operating guidelines, but rather the methods I have repeatedly used in different fields.Cognitive perspective and understanding methodsThese articles often start with a specific problem and attempt to dissect its underlying structure, assumptions, and boundaries in order to answer the question of "how should we understand the world, technology, and ourselves."

• From the local to the global: Viewing the world from a "system" perspective
• The significance of personal blogs today, from the birth of my blog
• Becoming a Trustworthy Knowledge Anchor: Reflections on the Significance of Personal Blogs in the AI Era
• A review of core fundamental concepts in modern web development, starting with Ajax cross-domain issues (from a non-programmer's perspective).
• Why do Bing's favicons seem like "mystical" phenomena? A breakdown from phenomenon to mechanism.
• A Systematic Review of Buddhist Theory (Part 1): From Interest to Rational Understanding of Buddhism
• A Systematic Review of Buddhist Theory (Part Two): The Tree of Awakening—The Development of Buddhist Theory: Dependent Origination, the Five Aggregates, and Causality
• Beyond Card Counting: Probabilistic Thinking in the Movie "21"
• Electric shocks are not for "rebooting the heart": The truth about defibrillators and pacemakers
• Ramanujan and a Mismatched Era: The Mismatch Between Intuitive Genius and Modern Civilization
• Democratization in South Korea as Seen Through the "Seoul Spring": Two Interruptions and One Breakthrough
• From Pages to Content: What Has WordPress Changed?
• From content to structure: A low-cost approach to blog evolution