How can I prevent iPhoto from opening everytime I plug my iPad/iPhone? How can I prevent iPhoto/Photos/Image Capture from launching everytime I plug in my iPad/iPhone?
Do this:


Plug in your iPad/iPhone
Open Image Capture
Select your device ("devMikePad")
Press the triangle in square symbol in the lower left corner.
Select "No application" in the menu.


Here is a picture showing what to look for on Snow Leopard or Yosemite.