What I learn on Friday nights.

Everything you need to know to effectively employ AI in your personal and business life. Covers LLM fundamentals, prompting techniques, tools, use cases, lim…

A guide to Microsoft Azure, from first login to production-ready cloud architecture. Covers compute, storage, networking, databases, identity, serverless, De…

A tutorial on building an interpreted programming language from scratch using Rust. You will build Lux, a dynamically-typed, interpreted language with functi…

A curriculum covering the foundational concepts of computer science, equivalent to an undergraduate CS degree. Spans 18 modules from discrete math and progra…

A hands-on C++ tutorial designed to get you job-ready. Covers tooling, memory management, OOP, modern C++, the STL, build systems, and best practices.

Protecting yourself, your family, and your data in the digital world. Covers passwords, authentication, phishing, malware, privacy, and incident response.

A practical tutorial on relational databases using PostgreSQL, from your first query to running them in production. Covers SQL, schema design, indexing, tran…

A practical tutorial to get you productive with Elixir for building scalable, fault-tolerant applications. Covers functional programming, OTP, Ecto, Phoenix,…

From concept to manufactured product. Learn ESP32 development with practical, hands-on tutorials covering hardware, firmware, protocols, and manufacturing.

A practical tutorial on Git, from your first commit to rebasing, recovery, and everyday team workflows. Covers the commit graph, branching, remotes, history…

A practical tutorial to get you productive with Go for backend development, CLI tools, and cloud-native applications. Covers fundamentals, concurrency, testi…

A practical tutorial series on the Hugging Face ecosystem: what it is, how to use it, and how to go from browsing models to shipping real AI workflows. Cover…

A guide to mastering Kibana, the visualization and exploration tool for Elasticsearch data.

A practical tutorial on LangGraph, the graph-based framework for stateful LLM applications, using Python and Claude. Covers state graphs, tool-calling agents…

A practical guide to Python programming, from basics to productive code. Covers syntax, data structures, OOP, the standard library, and idiomatic patterns.

A practical tutorial for setting up Raspberry Pi systems, building software on top of them, and turning ideas into reliable projects.

A practical tutorial to get you productive with Rust for building reliable and efficient software. Covers ownership, traits, error handling, concurrency, and…

A practical tutorial on designing backend systems that survive scale and failure. Covers the building blocks (load balancers, caches, queues, databases), sca…

A practical course for building secure, lightweight desktop and mobile-ready apps with web technologies and Rust using Tauri.

A practical tutorial on Terraform using AWS, from your first apply to running it in production with CI/CD and policy checks. Covers HCL, state, modules, remo…

A practical tutorial for designing and building web interfaces that are clear, fast, accessible, and conversion-focused.

A practical tutorial on WebAssembly using Rust, covering browser and server-side use. Walks through the WAT text format, linear memory, JS interop with wasm-…

A full course on WSO2, covering everything from basics to production deployments across API management, integration, and identity.

Master color theory to create visually appealing, accessible, and effective digital interfaces.

A tutorial covering the fundamentals of industrial design, from concept to production-ready products.

A reference for creating effective user interfaces, covering foundational principles, visual design, accessibility, research, and testing.

Master the essential design styles and aesthetics that shape modern web design, from minimalism to glassmorphism.

A practical course to help you write clearly, confidently, and effectively in English.

Master the silent language of nonverbal communication to enhance your personal and professional effectiveness.

A guide to effective communication in personal life and business.

A complete guide to not just surviving but thriving in the corporate world. The playbook others learn through years of trial and error.

Master the art of communicating clearly, confidently, and persuasively in any situation.

Leading people, building teams, and multiplying your effectiveness through others.

A practical guide to thriving in midlife: health, relationships, money, purpose, and the wisdom that matters. Essential knowledge for men in their 40s.

The art and science of reaching agreements that serve your interests while maintaining relationships.

Building and maintaining professional and personal relationships.

Communicating effectively with audiences of any size.

A practical reference of 50 SaaS and micro-SaaS ideas that a solo entrepreneur can realistically build, validate, and grow into meaningful income.

A guide to selling effectively regardless of medium or product.

Master the art of standups and build exceptional team culture. Read this course and become a rockstar in daily team synchronization.

The skill of thinking clearly, evaluating claims, and reaching well-reasoned conclusions in a world of noise.

Frameworks, mental models, and practices for making better choices.

A practical guide to building good habits, breaking bad ones, and designing systems for lasting change.

A practical course on generating, validating, and launching business ideas that customers actually want.

A practical tutorial on memory techniques for everyday life: names, numbers, vocabulary, speeches, and study material. Covers encoding, memory palaces, mnemo…

Practical wisdom from humanity's greatest thinkers for living a good life.

Understanding human behavior, motivation, and the mind: the foundation for understanding yourself and others.

Car maintenance, repairs, and being an informed vehicle owner.

Essential cooking skills, techniques, and recipes for everyday meals.

Home maintenance, repairs, and improvements: practical skills for homeowners.

Essential medical knowledge for emergencies: life-saving skills everyone should have.

Growing food, landscaping, and connecting with nature through cultivation.

Personal notes on fasting, finances, freelancing, fitness, and more.

A tutorial covering the fundamentals of mechanical engineering, from basic principles to practical applications.

Understanding food, fuel, and eating for health, performance, and longevity.

Raising children with intention: development, discipline, and building strong humans.

A practical guide to surviving emergencies, disasters, and apocalyptic scenarios. Covers both urban and wilderness survival from basic preparedness to long-t…

Understanding how the economy works and how it affects your life.

Understanding history to make sense of the present and navigate the future.

Building wealth through markets: understanding investing principles, asset classes, and portfolio construction.

Essential legal knowledge every adult should understand.

A practical mathematics course covering the essential skills you need for everyday life, financial decisions, and business competency.

Managing your money day-to-day: budgeting, debt, taxes, insurance, and the financial foundation that makes everything else possible.

Understanding how the world works through scientific principles.

A practical course to get you conversationally competent in German quickly.

A practical course to get you conversationally competent in Spanish quickly.

A practical tutorial on algorithms and data structures using Python. Covers Big-O, sorting, searching, hashing, linked lists, trees, graphs, dynamic programm…