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Learning Raku (formerly Perl 6)

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Category: Sets

The Universal Set

Posted on February 16, 2018 by brian d foy

Some people like to think you can’t have a universal set. I say otherwise. The difference is what you can do about it. Perl 6 has the empty set, ∅ […]

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Sets 4 comments

Quick Tip #13: Kapreker’s Constant

Posted on November 28, 2016 by brian d foy

A Kaprekar’s Constant is the number you end up with when you repeatedly substract the descending digits of a four digit number from the ascending digits. This is mostly a […]

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Command Line Program / Kickstarter Tips / Sets / Subroutines Leave a comment

Quick Tip #8: Perl 6 sets

Posted on November 23, 2016 by brian d foy

Perl 6 has proper sets and set-like types, along operators to do proper set operations.

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Kickstarter Tips / Sets Leave a comment

Raku or Perl 6?

Raku used to be called Perl 6, but changed its name in October 2019. You’ll see both names here, and I’m working on updating the title of the paper book.

Learning Perl 6



Recent Posts

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  • Reducing comparison operators
  • Long Live Raku
  • Taiwanese editions of Learning Perl 6
  • Rakudo Star 2018.10 is in Chocolatey

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Many resources have not changed the name from Perl 6 to Raku, so these resources may use either.

Raku Design Docs (dated)
Raku Docs
Learn Perl 6 in Y Minutes
Raku modules
Rosetta Code examples
Project Euler examples
Perl 6 Examples
Raku Roast (test suite examples)

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