Also known as "bash strict mode". It's a godsend if you're unlucky enough to have to deal with bash scripting. http://redsymbol.net/articles/unofficial-bash-st

Also known as "bash strict mode". It's a godsend if you're unlucky enough to have to deal with bash scripting. http://redsymbol.net/articles/unofficial-bash-strict-mode/ http://redsymbol.net/articles/unofficial-bash-strict-mode/ EDIT: The comic strip would be better in three rows of two panels - a row for each set flag.