Explore advanced TypeScript concepts and functional programming techniques in this 21-minute conference talk from ng-conf. Dive into topics such as pure functions, higher-order functions, explicit typing, and reusable functions. Learn how to create configurable functions, implement combos and compose patterns, and understand the importance of data flow. Discover the power of readonly, Pick, and Record types to enhance code quality and maintainability. Gain insights on reducing code duplication and improving overall code structure in Angular applications.