📄️ Meta learning
Learning how to learn
📄️ Learning Strategies
Strategies to improve your learning process
📄️ Documentation
Many people will find a framework or library and immediately Google search "Tutorial for" rather than reading the actual documentation. You should understand your programming language at a level that all you need is the API reference and docs, with maybe a few small tutorials to begin with. This is a great thing to help you stay out of Tutorial Hell.
📄️ Computer Science Theory
The importance of learning computer science theory alongside programming