Perl docs recommend this: $foo = $bar =~ s/this/that/r; However, I get this error: Bareword found where operator expected near "s/this/that/r" (#1) This is specific to the r modifier, withou...

Looking at Type::Tiny, I see that the class name in the call to Type::Tiny->new is quoted in the official docs, my $NUM = "Type::Tiny"->new( name => "Number", constraint => sub { loo...

Why is the following use line legal Perl syntax? (Adapted from the POD for parent; tested on Perl 5.26.2 x64 on Cygwin.) package MyHash; use strict; use Tie::Hash; use parent -norequire, "Tie::Std...

I wanted to see if it was possible to define new keywords or, as they're called in Destroy All Software's "WAT" talk when discussing Ruby, bare words, in Python. I came up with an answer ...

The documentation for the open function shows the syntax of open() as: open FILEHANDLE,EXPR open FILEHANDLE,MODE,EXPR open FILEHANDLE,MODE,EXPR,LIST open FILEHANDLE,MODE,REFERENCE open FILEHANDLE...