Study
Roadmaps for practical engineering
Study notes focus on design decisions, implementation traps, and production habits for real engineering work.
Transformer LecturesA 30-chapter bilingual course from tensor basics to Transformer internals, diffusion, and source hacking.Foundation30 chapters
Andrew Ng Deep LearningA 28-chapter bilingual course covering ML fundamentals, neural networks, CNN, RNN, and generative AI.Foundation28 chapters
Git Beginner CourseA detailed beginner course for Git concepts, command-line workflow, branches, remotes, conflicts, and safe collaboration.Foundation10 chapters
Godot 4.6.3 Beginner CourseA detailed Godot 4.6.3 course for new game makers, from editor basics to a playable 2D project and export workflow.Foundation12 chapters
Unity 6.3 LTS Beginner CourseA detailed Unity 6.3 LTS course for new game makers, from editor basics to a playable 2D project and build workflow.Foundation12 chapters
Unreal Engine 5.7 Beginner CourseA detailed Unreal Engine 5.7 course for new users, from editor basics and Blueprints to a playable 3D prototype.Foundation12 chapters
AI Agent EngineeringA 40-chapter bilingual course for backend engineers covering manual agent construction, MCP/LSP/A2A protocols, AI-assisted development, task orchestration, and production engineering with runnable multi-language labs.Intermediate40 chapters + labs