David Rhoden questions

• With mysql_fetch_array I can easily count the rows returned. Can I do something similar with mysql_fetch_object?
• When you get the message "Object doesn't support this property or method", how do you find out what "Object" is?
• Where should git repositories be created?
• in javascript, is there an easy way to sort key-value pairs by the value, and return the key?
• What's the purpose of the colon in this git repository url?

David Rhoden answers