Course of Raku / Functional, concurrent, reactive, and web programming

Functional programming

A functional style in Raku — recursion, higher-order functions, closures, reductions, feeds, iterators, and laziness.

• Recursion — 4 exercises
  • A recursive subroutine — 1 quiz
  • The base case — 1 quiz
  • Recursion with multi subs — 1 quiz
• Higher-order functions — 3 exercises
  • Passing subroutines — 1 quiz
  • Returning subroutines — 1 quiz
• Lambdas and closures — 3 exercises
  • Lambdas — 1 quiz
  • Closures — 1 quiz
• Reduction — 5 exercises
  • The reduction metaoperator — 1 quiz
  • The reduce routine — 1 quiz
• Data feeds — 3 exercises
  • The feed operator — 1 quiz
  • Chaining feeds — 1 quiz
  • The backward feed — 1 quiz
• Generators — 3 exercises
  • gather and take — 1 quiz
  • Lazy gather
• Iterators — 1 exercise
  • The iterator protocol — 1 quiz
  • Writing an iterator
• Lazy and infinite sequences — 3 exercises
  • The sequence operator — 1 quiz
  • Infinite sequences — 1 quiz