Michael Cramer questions

Michael Cramer answers

• How can I convert a number to its multiple form in Perl?
• How do I use a vendor Apache with a self-compiled Perl and mod_perl?
• How do I prevent execution of arbitrary commands from a Django app making system calls?
• How can I check if a database query will return results?
• What GNU/Linux command-line tool would I use for performing a search and replace on a file?
• How do I use a Perl module from a relative location?