EdanB questions

• Calculating normalized karma
• What column type should I use to store values between 0 and 1 (say up to 5 decimal places) in MySQL?
• Database design of a tree-like category system
• SQL to check if database is empty (no tables)
• Need to find a regular expression for any word except word1 or word2
• How to check with PHP if the script is being run from the console or browser request?

EdanB answers