Mike Brant questions

Mike Brant answers

• Selecting unique values from more arrays
• Create thumbnails on the fly with cache or on upload?
• MySQL - Want to Minus two SUM() values from two SELECT statements
• Weekly Active Users for each day from log
• Why don't my MySQL usernames match when I use them in JDBC? [duplicate]
• Cloning objects that contain objects
• Apache to slow to responde, but CPU and memory not max out
• sshing in aws load balancer and configuring it for subdomain routing?
• With word boundaries (\b) in RegEx do I need to have it before AND after the word, or just before?
• Extending COM class?