Raku One-Liners — a free book

Let me announce the new book, Raku One-Liners. The book is available in the PDF format for free. Later, paper copies will also be available. Download the Raku One-Liners book now N.B. As of today, the book is in the test mode, and a few updated PDF versions will be uploaded in a few days. … Continue reading “Raku One-Liners — a free book”

🦋 110. is rw vs is raw in Raku

The cryptic title should not stop you from seeing bits of the regular Raku code. Namely, the two traits that you can add to function arguments: is rw and is raw. These two traits may look confusing because both allow changing the passed variable: sub f1($x is rw) {     say $x; } sub f2($x is raw) {     say $x; } my $a = 42; f1($a); # 42 f2($a); … Continue reading “🦋 110. is rw vs is raw in Raku”

Using Raku — a free book

Let me announce the second edition of my Using Perl 6 book. This time, it is published under the new name, Using Raku. The book is available in the PDF format for free. Later, paper copies will also be available. Download the Using Raku book now This is not a bare text replacement s/perl6/raku/. This … Continue reading “Using Raku — a free book”