Category
Tech
108posts
The AI Coding Agent Dictionary: Colloquial Prompts vs Standard Tech Terms
A battle-tested dictionary translating everyday developer prompts into precision architectural terms for AI coding agents to generate robust code.
High-Leverage Coding Terms & Jargon for AI Coding Agents
Discover the architectural keywords and high-leverage engineering jargon that turn AI coding agents into precision tools, eliminating hallucinations.
What AI DevKit is: a control plane for AI coding agents — and where it stops
An architectural guide to AI DevKit: local-first CLI/TUI console, shared config, SQLite memory, and workflow skills for managing multiple coding agents.
Free Claude Code Explained: One Local Proxy for 50+ AI Providers
Free Claude Code routes Claude Code, Codex, Pi, and eight more agents through one local proxy with 50 ToS-friendly providers and automatic fallback.
Python Concurrency: Understanding GIL, Threading, and Multiprocessing from First Principles
In-depth guide to Python Concurrency: Master the GIL, understand Threading vs Multiprocessing, optimize I/O vs CPU workloads, and backend architecture.
authentik Explained: IdP, SSO, SAML, OAuth2/OIDC, Okta, and Auth0
A smooth primer on authentik, IdP, SSO, and login protocols that turns identity-management jargon into a usable mental model.
ego lite: The Browser That Lets AI Agents Use Your Logged-In Web Without Stealing Your Tabs
ego lite turns browser automation from login wrestling into parallel agent work: private Spaces, real sessions, fewer tokens, and tabs that stay yours.
i-have-adhd: The Tiny AI Skill That Makes Coding Agents Finally Answer First
A clear guide to i-have-adhd, the viral AI agent skill that makes Claude, Cursor, Copilot, and Gemini answer first instead of rambling.
AI Agent Book Explained: A Beginner-Friendly Roadmap from Agent Basics to Real Engineering
A friendly practical guide to ai-agent-book: what it is, how to use it, when to use it, and how beginners can learn AI Agents through a clear 2-week path.
AI Berkshire Explained: Turning Claude Code and Codex into a Disciplined Investment Research Team
A practical breakdown of AI Berkshire: a multi-agent value investing framework with structured skills, bias guards, and financial rigor tooling.
AI Job Search Explained: An Open Framework That Turns Claude Code Into a Job-Hunt Copilot
A practical breakdown of ai-job-search: how it scrapes jobs, scores fit, drafts tailored CV/cover letters, and helps interview prep with a local, forkable workflow.
Code Review Graph Explained: Smarter AI Reviews with Less Token Waste
A beginner-friendly guide to code-review-graph: how it builds a local code graph, reduces token usage, and helps AI assistants review changes with clearer impact.
OmniRoute Explained: The Free AI Gateway That Refuses To Let Your Tools Stall
OmniRoute is an open-source AI gateway that unifies 290+ providers, auto-fallback routing, token compression, and MCP/A2A control behind one local endpoint.
Orca Explained: The AI Orchestrator for Parallel Coding Agents
Orca is an open-source agent IDE that runs multiple coding agents in parallel worktrees, with native terminals, mobile steering, and CLI automation.
Strix Explained: The Open-Source AI Pentesting Tool That Proves Real Vulnerabilities
Strix is an open-source AI pentesting platform that runs autonomous security tests, validates exploits, and fits cleanly into CI workflows.
Yellorn: The Browser Tab I Wanted for Dirty Data and Webhook Debugging
Tour Yellorn: repair broken JSON, XML, YAML, and CSV, publish mock webhooks, send HTTP requests - all private and local in your browser.
Production Google OAuth In One Prompt: I Let Cursor Drive Chrome DevTools MCP
I asked an AI agent to wire production Google OAuth. One prompt later it clicked through Cloud Console, configured scopes, and shipped to prod.
MoneyPrinterV2: What 18,000 Stars Worth of Automated Content Actually Looks Like
An assembly line for AI content - local LLMs write the script, KittenTTS reads it, Gemini paints the pictures. The video uploads itself.
Project N.O.M.A.D.: The Knowledge Bunker You Build for a Rainless Day
Project N.O.M.A.D. is an offline knowledge bunker - local LLMs, Wikipedia, maps, and education tools that survive when the cloud goes dark.
ruanyf/weekly: The Digital Lighthouse in a Sea of Algorithmic Slop
At the end of the infinite scroll, one man is still standing.
Superpowers: The Workflow That Teaches AI Agents Discipline
Superpowers makes coding agents slow down, ask questions, write plans, and test first. The result is less flashy AI code, but much more trustworthy code.
The Agency: Transform Your Workflow with a Team of AI Specialists
Discover how The Agency replaces generic prompts with a meticulously crafted roster of specialized AI agents for engineering, design, and more.
BitNet: The Era of 1-bit LLMs is Finally Here
Explore bitnet.cpp, Microsoft's official framework for 1-bit LLMs that replaces multiplications with additions for massive speedups.
Lightpanda: The Zero-Bloat Headless Browser Built in Zig
Discover Lightpanda, a headless browser built from scratch in Zig for ultra-fast AI agents and automation without the overhead of Chromium.
MiroFish: Rehearsing the Future in an AI Social Sandbox
Discover MiroFish, a universal swarm intelligence engine that uses multi-agent simulations to predict future trajectories in a digital mirror world.
How to Find the Best AI Model to Optimize Your PC Hardware
How to choose the right local LLM for your hardware using LM Studio. Read model specs, understand quantization, and maximize GPU performance.
Is OpenClaw Overhyped? A Developer's Perspective in 2026
A grounded look at OpenClaw's real-world value, separating the viral hype from actual capabilities, and why your IDE agent isn't going anywhere.
Defuddle: The Next Generation of Web Content Extraction
Defuddle is a TypeScript alternative to Mozilla Readability built for Obsidian Web Clipper - extracts clean article content with custom site extractors.
Khoj: The Open-Source AI Second Brain You Can Self-Host
Khoj is an open-source AI second brain - chat with any LLM, search documents with natural language, and build custom agents. Fully self-hostable.
OpenSandbox: The Universal Sandbox Platform Every AI Agent Needs
Alibaba's open-source sandbox for AI apps - Coding Agents, GUI Agents, RL Training, and Browser Automation with Docker/Kubernetes runtimes.
Stop Context Rot: How Get Shit Done Powers the Ultimate 10x Agentic Engine
A deep dive into GSD (Get Shit Done), a powerful meta-prompting and context-engineering system that averts AI context rot for Claude, Gemini, and general AI agents.
Context Engineering: The Discipline That Separates Good AI Agents from Great Ones
Open-source toolkit for Context Engineering that teaches AI agents to pull only the context they need - cited in academic research.
Awesome OpenClaw: From Generic AI to a Team of Autonomous Employees
Discover real-world use cases for OpenClaw that turn a simple chat interface into a proactive, self-healing, and goal-driven autonomous workforce.
Unleashing the Super Agent Harness: A Deep Dive into Bytedance's DeerFlow
Discover how DeerFlow 2.0 transforms from a deep research tool into a full-fledged agent harness with sandboxing, sub-agents, and persistent memory.
GitNexus: The Knowledge Graph That Makes AI Agents Actually Understand Your Codebase
GitNexus maps any codebase into a knowledge graph - dependencies, call chains, execution flows - so AI agents can query code as structured data.
Inside the Black Box: What Leaked AI System Prompts Reveal About How Your Favorite Tools Actually Think
The most comprehensive collection of leaked AI system prompts from Cursor, Manus, Windsurf, Devin, v0, and 30+ tools - what they reveal about AI engineering.
Hugging Face Skills: The 'Plug-and-Play' Mental Model for AI Agents
What are Hugging Face Skills? A mastery guide to empowering Claude Code, Cursor, and Gemini CLI with open-source ML capabilities.
OpenBB Explained: The Open Data Platform for Investment Research
A deep dive into OpenBB, the open-source platform that unifies financial data APIs into a single interface for Python developers, analysts, and AI agents.
OpenClaw: Your Personal AI Assistant Across Every Channel
OpenClaw is a self-hosted AI assistant that unifies WhatsApp, Telegram, Slack, Discord, Signal, and more into one LLM-powered inbox.
PentAGI Explained: Auto-Hacking with Multi-Agent AI
A deep dive into PentAGI, an autonomous AI-driven penetration testing system combining 20+ security tools with a smart multi-agent architecture.
Pi Mono Explained: The Anti-Framework for AI Coding Agents
Pi Mono is a radically extensible AI agent monorepo that refuses to dictate your workflow, stack, or agent framework of choice.
Shannon Explained: The Autonomous AI Pentester That Breaks Your App Before Hackers Do
Shannon by Keygraph is a fully autonomous AI penetration tester that executes real exploits - not just advice - across web apps and networks.
1 Byte = 8 Bits, So How Many Bytes Is Your Name?
If you have no idea how many bytes a song lyric or even a single letter takes, this post will unlock a core computing skill you're missing.
I Almost Ran Malware from a Fake LinkedIn Recruiter
Fake recruiter, fake repo, real malware. A step-by-step teardown of a LinkedIn scam
Fulfill your dirty fantasies with Comfy UI
Tried prompting naughty ideas in ChatGPT and got a warning? Run ComfyUI locally instead - no filters, no limits, full creative control.
GitHub Copilot With VS Code Tricks 101
A comprehensive guide to the most important tricks for maximizing your productivity with GitHub Copilot in VS Code.
How I Built My Dream PC from Shopee
Ever wondered if you can build a great PC from Shopee? Here’s my story - what worked, what didn’t, and how you can build your dream machine on a budget.
AI Agents & Multi-Agent Systems: The 'Company of Robots' Mental Model
What's the difference between ChatGPT and an AI Agent? A mastery guide to tool calling, LangGraph orchestration, and why multi-agent is the architecture of 2026.
Caching & Redis: The 'Sticky Note' Mental Model
Why does Redis make everything faster? A mastery guide to cache invalidation (the hardest problem in CS), eviction strategies, and Redis data types.
CDN: The 'Local Convenience Store' Mental Model
Why does your image load instantly for users in the US but crawls in Vietnam? A mastery guide to CDN Edge Nodes, Cache-Control headers, and cache busting.
CI/CD Pipeline: The 'Factory Assembly Line' Mental Model
Why does 'works on my machine' still happen with Docker? A mastery guide to CI/CD pipelines, GitHub Actions, and zero-downtime Blue/Green deployments.
Database Indexing: The 'Library Card Catalog' Mental Model
Why does adding an index make a query 100x faster? A mastery guide to B-Trees, compound indexes, covering indexes, and the queries that kill your database.
Fine-tuning vs RAG: The 'Teaching vs. Memorizing' Mental Model
When should you fine-tune a model vs. use RAG? A mastery guide to LoRA, PEFT, and the decision framework that saves you from wasting $10,000 GPU hours.
LLM & RAG: The 'Smart Librarian' Mental Model
Why do LLMs hallucinate? A mastery guide to Retrieval Augmented Generation (RAG) - the architecture powering every serious AI product in 2026.
MCP (Model Context Protocol): The 'USB Port for AI' Mental Model
What is MCP and why is every AI tool adopting it in 2026? A mastery guide to Anthropic's open standard for connecting AI models to the real world.
Task Queues & Message Brokers: Celery, RabbitMQ, and Kafka Untangled
Why does sending an email block your API? A mastery guide to async task queues (Celery/Django-Q), message brokers (RabbitMQ), and event streaming (Kafka).
Observability: Logs vs. Metrics vs. Tracing - The 'Doctor's Kit' Mental Model
Your app is slow. Is it the DB? The queue? The network? A mastery guide to the three pillars of observability and how they work together.
Prompt Engineering: The 'Director & Actor' Mental Model
Why does 'be concise' produce worse results than '3 bullet points'? A mastery guide to system prompts, few-shot examples, and chain-of-thought.
Rate Limiting & Circuit Breaker: The 'Traffic Light & Fuse Box' Mental Model
How do you stop one bad client from taking down your entire API? A mastery guide to rate limiting strategies, circuit breakers, and resilience patterns.
Why Cheap Hardware Won't Make Redis Replace a Core Database
As hardware gets cheaper, why not use Redis as the main database? The short answer: because the limitation isn't speed. It's guarantees and data semantics.
REST vs. GraphQL vs. gRPC: The 'Restaurant Menu' Mental Model
Why does GraphQL exist if REST works fine? A mastery guide to API protocols, when to use each, and how gRPC changes the game for internal services.
Vector Databases & Embeddings: The 'Semantic Atlas' Mental Model
How does Spotify know you'll like this song? A mastery guide to embeddings, cosine similarity, and vector databases (Pinecone, Weaviate, pgvector).
When to Use Classes vs. Functions in Python: A Design Checklist
A repeatable mental checklist for Python developers to decide when to use classes, functions, instance state, and dependency injection.
When to Use Dataclasses, Generators, and Try/Except in Python
Phase 2 of the mental checklist for Python developers. Navigating dictionaries vs dataclasses, eager evaluation vs lazy execution, and error handling philosophies.
I Built a Tool to Migrate 500+ Images to WebP in One Hour
My Lighthouse score was crying because of heavy images. So I wrote a Python ETL to bulk-convert everything to WebP and update all the URLs automatically. Here's how.
Why Is Production Still Running My Old Code?
Deployed your latest changes but still seeing the ghost of the old version? Let's talk about the aggressive memory of browsers and how to fix it.
Stop Bloating Your Database: The S3 Pointer Pattern
Why 10MB JSON blobs kill your buffer pool, and how to keep MySQL lean with S3 + presigned URLs.
Verify vs Cert: The Python Requests Handbook
Understanding SSL/TLS in Python Requests: The 'verify' and 'cert' arguments explained with interactive animations.
API Certificates: The Mastery Guide to Debugging & The Chain of Trust
Stop guessing with SSLErrors. A mastery-level guide to the Chain of Trust, openssl debugging, and proving exactly whose fault it is.
Authentication vs. Authorization vs. OAuth: The 'ID Card' Mental Model
Stop mixing up 401 and 403. A mastery guide to AuthN (Who you are), AuthZ (What you can do), and the OAuth Valet Key.
Consistent Hashing: The 'Locker Room' Mental Model
How does Cassandra know which server stores your data? Master consistent hashing, virtual nodes, and scaling distributed systems reliably.
Docker vs. Kubernetes: The 'Hotel Manager' Mental Model
Why do I need K8s if I have Docker? A mastery guide to understanding Containers (Robots) vs Orchestration (The Manager).
Latency vs. Throughput: The 'Water Pipe' Mental Model
Why is your API slow even though your internet is fast? A mastery guide to P99 latency, bandwidth, and finding the bottleneck.
Load Balancer, Reverse Proxy, API Gateway: The Grand Hotel Mental Model
Confused by the 'Traffic Trio'? A mastery-level guide to Load Balancers, Reverse Proxies, and API Gateways - from mental models to Nginx configs.
Monolith vs. Microservices: The 'Mansion vs. Village' Mental Model
Is Microservices mostly hype? A mastery guide to the 'Distributed Monolith', Latency taxes, and knowing when to split.
Partitioning, Bucketing, Sharding, Replication, Edge: The Clean Mental Model
A precise mental model for partitioning, bucketing, sharding, replication, and edge computing - when to use each and why they exist at different layers.
SP7 - Proxy - Learn Design Pattern From Simple Things
The boss blocks social media so employees stay focused. That's exactly how the Proxy pattern works - controlling access between objects.
SQL vs. NoSQL: The 'Library vs. Warehouse' Mental Model
Why is MongoDB faster but Postgres safer? A mastery guide to Schema, ACID, and why JSONB might be the only NoSQL you need.
TCP vs. UDP: The 'Registered Mail' Mental Model
Why does video calling glitch but file downloads pause? A mastery guide to the 3-Way Handshake, Head-of-Line Blocking, and why UDP is winning (HTTP/3).
SP6 - Object Pool - Learn Design Pattern From Simple Things
Manufacturing planes is expensive, but raw parts are reused from a pool. That's the Object Pool pattern - reduce creation cost with smart reuse.
SP5 - Facade - Learn Design Pattern From Simple Things
Many departments, one entrance. The Facade pattern simplifies complex systems by exposing only what you need. Learn it from simple everyday things.
SP4 - Mixer - Learn Design Pattern From Simple Things
You are a dog farm owner who manages the properties of all dog breeds. The number of crossbred dogs is increasing every day because of the emergence of new breeds!
BP10 - Mediator - Learn Design Pattern From Simple Things
Airport control towers don't let pilots talk directly - they route everything through a hub. That's the Mediator design pattern.
BP9 - File History - Learn Design Pattern From Simple Things
Undo and redo look simple on the surface, but how do they work internally? Learn the Memento pattern from simple editing software.
BP8 - Visitor - Learn Design Pattern From Simple Things
A doctor examines every patient without the patient changing. That's the Visitor pattern - add operations to objects without modifying them.
BP7 - Template Method - Learn Design Pattern From Simple Things
Every barista follows the same coffee recipe but can swap beans and milk. That's the Template Method pattern from simple everyday things.
BP6 - State - Learn Design Pattern From Simple Things
A traffic light cycles through red, yellow, green - each state has its own behavior. Learn the State design pattern from simple things.
BP5 - Observer - Learn Design Pattern From Simple Things
Subscribers get notified the moment a new video drops. That's the Observer pattern - publishers and listeners fully decoupled.
BP4 - Handling Chain - Learn Design Pattern From Simple Things
A complaint travels through support tiers until someone handles it. That's the Chain of Responsibility design pattern explained simply.
BP3 - Command - Learn Design Pattern From Simple Things
As an army commander, you have to plan all the tasks for the soldiers, so that they can execute them. This process is called command.
SP3 - Tree - Learn Design Pattern From Simple Things
You need to store the leaves hierarchically, sometimes you will count the leaves. Tree will be a suitable structure to facilitate leaf counting.
CP5 - Singleton - Learn Design Pattern From Simple Things
Maintain one phone line indefinitely instead of repeatedly connecting and disconnecting. Learn the Singleton design pattern from simple things.
CP4 - Prototype - Learn Design Pattern From Simple Things
Having been with you for a long time, your robot has memories that regular manufacturing can't produce, now you want to clone it. Prototype will be your remedy.
BP2 - Strategy - Learn Design Pattern From Simple Things
As the coach of a strong team, you plan to attack to find a goal and then prioritize possession to preserve the score. This combination is called strategy.
SP2 - Decorator & Function Decorator & Closure - Learn Design Pattern From Simple Things
Ice cream gets better with extra flavor - and code gets richer with the Decorator pattern. Learn closures, function decorators, and object wrapping.
CP3 - Builder - Design Pattern From Simple Things
Building a house involves bringing together many parts, each house has its own specific requirements, you need a builder who can easily implement what you want.
BP1 - Gun (Iterator) - Design Pattern From Simple Things
There are bullets that need to be fired one by one in a specific order. You need a tool to set it up neatly and easily upgrade later.
CP2 - Comparison between Factories: Simple Factory & Factory Method & Abstract Factory - Design Pattern From Simple Things
Simple Factory is da best, Factory Method and Abstract Factory are cumbersome, complicated and stupid?
CP1 - Vending Machine (Factory) - Design Pattern From Simple Things
Beverages scattered across stores - too tiring to search each one. Learn how the Factory pattern centralizes object creation cleanly.
SP1 - Adapter - Learn Design Pattern From Simple Things
Having many devices that need to connect to your Macbook leads to too many cables. You need a tool to replace all those cables.
FBP1 - Google Foobar Plus - Dodge the Lasers!
Level 5: I tried retyping `request` and Google Foobar still revealed the challenge for me
FBP0 - Google Foobar Plus - Disorderly Escape
Level 5: After completing all the levels I tried typing `request` to see what happens, then this challenge is the result
FB5 - Google Foobar - Expanding Nebula | Cellular Automaton
Level 5 of Google Foobar: Expanding Nebula, a cellular automaton problem that marks the final challenge - and the end of the journey.
FB4 - Google Foobar - Free the Bunny Workers & Escape Pods
Level 4 of Google Foobar: Free the Bunny Workers (combinatorics) and Escape Pods (max-flow) - the real coding gauntlet begins.
FB3 - Google Foobar - Doomsday Fuel & The Grandest Staircase Of Them All & Fuel Injection Perfection
Level 3 of Google Foobar: Doomsday Fuel (Markov chains), The Grandest Staircase, and Fuel Injection Perfection - where the math finally broke me.
FB2 - Google Foobar - Gearing Up for Destruction & Don't Get Volunteered
Level 2: The Math Challenge. Find the formula is the main part.
FB1 - Google Foobar - Minion Work Assignments
Level 1: The Very First Challenge. Learn how to do it and find loopholes for easier debugging.
FB0 - Google Foobar - A Godsend To Kill My Laziness
Google sent me an invitation to their secret coding challenge - here's how I got in and what the Foobar journey looked like.