Keyboard Shortcuts in OS X

Here is a list of all the shortcuts in Mac OS X.. Perhaps useful if you switched to the mac or forgotten certain shortcuts..
It’s a pretty long list, but perhaps useful..
Startup
* “Press X during startup” = Force Mac OS X startup
* “Press Option-Command-Shift-Delete during startup” = Bypass primary startup volume and seek a different startup volume (such as a CD or external disk)
* “Press C during startup” = Start up from a CD that has a system folder
* “Press N during startup” = Attempt to start up from a compatible network server (NetBoot)
* “Press T during startup” = Start up in FireWire Target Disk mode
* “Press Shift during startup” = start up in Safe Boot mode and temporarily disable login items and non-essential kernel extension files (Mac OS X 10.2 and later)
* “Press Command-V during startup” = Start up in Verbose mode
* “Press Command-S during startup” = Start up in Single-User mode
Finder window
* “Command-W” = Close Window
* “Option-Command-W” = Close all Windows
* “Command-Right Arrow” = Expand folder (list view)
* “Option-Command-Right Arrow” = Expand folder and nested subfolders (list view)
* “Command-Left Arrow” = Collapse Folder (list view)
* “Option-Command-Up Arrow” = Open parent folder and close current window
Menu Commands
* “Shift-Command-Q” = Apple Menu Log out
* “Shift-Option-Command-Q” = Apple Menu Log out immediately
* “Shift-Command-Delete” = Finder Menu Empty Trash
* “Option-Shift-Command-Delete” = Finder Menu Empty Trash without dialog
* “Command-H” = Finder Menu Hide Finder
* “Option-Command-H” = Finder Menu Hide Others
* “Command-N” = File Menu New Finder window
* “Shift-Command-N” = File Menu New Folder
* “Command-O” = File Menu Open
* “Command-S” = File Menu Save
* “Shift-Command-S” = File Menu Save as
* “Command-P” = File Menu Print
* “Command-W” = File Menu Close Window
* “Option-Command-W” = File Menu Close all Windows
* “Command-I” = File Menu Get Info
* “Option-Command-I” = File Menu Show Attributes Inspector
* “Command-D” = File Menu Duplicate
* “Command-L” = File Menu Make Alias
* “Command-R” = File Menu Show original
* “Command-T” = File Menu Add to Favorites
* “Command-Delete” = File Menu Move to Trash
* “Command-E” = File Menu Eject
* “Command-F” = File Menu Find
* “Command-Z” = Edit Menu Undo
* “Command-X” = Edit Menu Cut
* “Command-C” = Edit Menu Copy
* “Command-V” = Edit Menu Paste
* “Command-A” = Edit Menu Select All
* “Command-1″ = View Menu View as Icons
* “Command-2″ = View Menu View as List
* “Command-3″ = View Menu View as Columns
* “Command-B” = View Menu Hide Toolbar
* “Command-J” = View Menu Show View Options
* “Command - [" = Go Menu Back
* "Command - ]” = Go Menu Forward
* “Shift-Command-C” = Go Menu Computer
* “Shift-Command-H” = Go Menu Home
* “Shift-Command-I” = Go Menu iDisk
* “Shift-Command-A” = Go Menu Applications
* “Shift-Command-F” = Go Menu Favorites
* “Shift-Command-G” = Go Menu Goto Folder
* “Command-K” = Go Menu Connect to Server
* “Command-M” = Window Menu Minimize Window
* “Command-?” = Help Menu Open Mac Help
* “Command-Space” = Open Spotlight (Mac OS X 10.4 or later)
* “Command-Alt-Space” = Open Spotlight Guide (Mac OS X 10.4 or later)
* “F12″ = Opens Dashboard (Mac OS X 10.4 or later)
Universal Access and VoiceOver
* “Option-Command-* (asterisk)” = Turn on Zoom
* “Option-Command-+ (plus)” = Zoom in
* “Option-Command– (minus)” = Zoom out
* “Control-Option-Command-* (asterisk)” = Switch to White on Black
* “Control-F1″ = Turn on Full Keyboard Access When Full Keyboard Access is turned on, you can use the key combinations listed in the table below from the Finder.
* “Control-F2″ = Full Keyboard Access Highlight Menu
* “Control-F3″ = Full Keyboard Access Highlight Dock
* “Control-F4″ = Full Keyboard Access Highlight Window (active) or next window behind it
* “Control-F5″ = Full Keyboard Access Highlight Toolbar
* “Control-F6″ = Full Keyboard Access Highlight Utility window (palette)
* “Command-F5 or fn-Command-F5″ = Turn VoiceOver on or off (Mac OS X 10.4 or later)
* “Control-Option-F8 or fn-Control-Option-F8″ = Open VoiceOver Utility (Mac OS X 10.4 or later)
* “Control-Option-F7 or fn-Control-option-F7″ = Display VoiceOver menu (Mac OS X 10.4 or later)
* “Control-Option-; or fn-Control-option-” = Enable/disable VoiceOver Control-Option lock (Mac OS X 10.4 or later)
Mouse Keys
* “8″ = Move Up
* “2″ = Move Down
* “4″ = Move Left
* “6″ = Move Right
* “1, 3, 7, 9″ = Move Diagonally
* “5″ = Press Mouse Button
* “0″ = Hold Mouse Button
* “. (period on keypad)” = Release Mouse Button (use after pressing 0)
Other Commands
* “Option-Command-D” = Show/Hide Dock
* “Command-Tab” = Switch application
* “Command-Up Arrow” = Move up one directory
* “Command-Down Arrow” = Move down one directory
* “Page Up or Control-Up Arrow” = Move up one page
* “Page Down or Control-Down Arrow” = Move down one page
* “Option-Drag” = Copy to new location
* “Option-Command-Drag” = Make alias in new location
* “Command-Drag” = Move to new location without copying
* “Command-C” = Show Colors palette in application
* “Command-T” = Show Font palette in application
* “Command-Shift-3″ = Take a picture of the screen
* “Command-Shift-4″ = Take a picture of the selection
* “Command-Shift-4, then press Control while selecting” = Take a picture of the screen, place in Clipboard
* “Command-Shift-4, then Spacebar” = Take a picture of the selected window
* “Option-Command-esc” = Force Quit
* “Control-Eject” = Restart, Sleep, Shutdown dialog box
* “Control-Command-Eject” = Quit all applications and restart
* “Option-Command-Eject or Option-Command-Power” = Sleep
* “Command-click window toolbar button (upper right corner)” = Cycle through available views for the window’s toolbar (dependant on the nature of the Finder or application window)
* “Command-`” = Cycle through windows in application or Finder (if more than one window is open)
* “Function-Delete (PowerBook, iBook only)” = Forward Delete (delete the character to the right of your cursor)
Pretty long list =)
Source: The Apple Support Page



