How to simulator the action of "press the home button"?
Use the Hardware > Home menu item, or hit Cmd + Shift + H
Works great. COMMAND+SHIFT+ H(double tap)
I want to say it's because they want us to remember the new resolution when debugging.
edit: My answer is to the title directly
iPhone Simulator Key Shortcuts
Command-Left Arrow
Rotate left
Command-Right Arrow
Rotate right
Command-Shift-H
go home. leave the application and return to the springboard home screen
Command-L
simulates locking the phone
Success story sharing
innovation
and they all jumped and removed the button. The UX designer would have done tones of research to figure out what the most irritating thing would be for people wanting to use the simulator, and just innovated a way to fuel that irritation.