Safety net (use strict; use warnings;) - video
To avoid common errors use the compiler flags: use strict; use warnings; with a history lesson.
use diagnostics; to get even longer explanation.
Some of the common warnings and errors you can catch by using strict and warnings.
use diagnostics; or use splain.

Published on 2015-01-27
If you have any comments or questions, feel free to post them on the source of this page in GitHub. Source on GitHub.
Comment on this post