Keyboard shortcuts in Mac OS X applications

These shortcuts work in most Mac OS X applications. 


Window and Application Control

cmd-tab	to switch between currently running applications.
cmd-shift-tab	to switch in the other direction
cmd-Q	to exit the current application
alt-cmd-esc	to open the "Force Quit…" dialog
cmd-W	to close the current window of an application
cmd-<	switch between the currently open windows of an application
shift-cmd->	to switch the other way
cmd-H	to hide the current application and all associated windows in the Dock
cmd-,	to open the settings window (in most applications)
cmd-.	to abort (can be used usually in dialog boxes)

File Operations

cmd-N	to open a new blank document
cmd-O	to open an existing document
cmd-S	to save the current document
cmd-shift-S	to save the current document as ...
cmd-P	to print the current document

Editing

cmd-Z	to undo the last editing function.
shift-cmd-Z	to redo the last changes.
cmd-C	to copie the selected content in the buffer (copy).
cmd-X	to move into a buffer the selected content (cut).
cmd-V	to move the content contained in the buffer into the current document (paste).
cmd-A	to select the entire contents of the document