Jeff Ober questions

Jeff Ober answers

• How to eliminate duplicate calculation in SQL?
• Timezone in PHP
• Ways to do timeouts in Perl?
• in javascript how can I detect if a browser will display or download a pdf?
• Pattern Match on a Array Key
• Are PHP MySQLi prepared queries with bound parameters secure?
• Why is it called a 'String'? [duplicate]
• PHP is suddenly super slow
• How do I represent a Unicode character in a literal string ISO/ANSI C when the character set is ASCII?
• Is it bad to put a MySQL query in a PHP loop?