https://www.softwarecraftsperson.com/tags/hash/ Recent content in Hash on Software Craftsperson https://www.softwarecraftsperson.com/logos/web/png/Color%20logo%20-%20no%20background.png https://www.softwarecraftsperson.com/logos/web/png/Color%20logo%20-%20no%20background.png Hugo -- 0.147.1 en Mon, 04 Nov 2013 23:41:00 +0000 https://www.softwarecraftsperson.com/posts/2013-11-04-perl-autovivification/ Mon, 04 Nov 2013 23:41:00 +0000 https://www.softwarecraftsperson.com/posts/2013-11-04-perl-autovivification/ What autovivification means in Perl: how assigning to a non-existent entry in a nested hash silently creates the missing levels, and when that can bite you.