问题 I'm on OS X Mountain Lion, running the included ZSH shell (4.3.11) with Oh-My-ZSH installed over the top. When using tab completion with commands such as homebrew, when ZSH lists the available commands, it is also duplicating the command. For example: $ brew {tab} will result in: $ brew brew [list of homebrew commands] I'm unsure what is causing this error, as when I resize the terminal window, the first instance of the command name disappears. If I hit backspace when the duplicates are