Suzi Larsen questions

• html input validation that works when using paste
• How to disable javascript for responsive design
• Is it good practice to add a php include of the head section in my pages?
• how to prevent default on keypress for certain event but then bring back the default again
• How to number divs like a list but to duplicate each number and add an A and B to the end
• Apply CSS to a group of css classes containing col- substring

Suzi Larsen answers