Mac Lessons - > Introductions -> Keyboard Layout and Shortcuts
For a new Mac user, there are few symbols that you may need to memories. This is due to most of the application’s shortcut key (combination key) in the menu bar is defined by symbols instead of showing a full key name. You will always get confused if you are not clear for the symbols. For example:
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Here are the modifier key symbols you may see in OS X menus:
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