Sometimes, the elegant implementation is just a function.
Not a method. Not a class. Not a framework. Just a function.
– John Carmack
Advance your knowledge of functions and functional patterns with comprehensive set of exercises.
Go through interactive quizzes, and solve downloadable tasks to figure our how everything works together.
Master concepts like arity, purity, side effects, memoization, mutability, scope, etc.
Warning: your perception of the topic will change forever!