Emacs Beginner's Howto

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Emacs Beginers's Howto
笔记
Terminoloyg of Emacs
buffers: A copy of the file that is currently in memory, or the result of a command.
point: lives the space between characters on in the buffer.
cussor: the visual representation of the pointe.
windows: an area of the screen in which a buffer is displayed.
frames: a separate X window in which an Emacs buffer is displayed.
Keyboard Basics    Only need to master the basics to get a lot of work done.
   
    All "command keystrokes" in Emacs are actually just shortcuts to functions which are pare of Emacs.
    M-x function-name == keyboard shortcut.
    M-x save-buffer== C-x C-s.
Command keys(Meta Esc Control Alt)
   
    Emacs makes heavy use of multi-key combination. C--Ctrl, M--Meta(Esc or Atl)
    Find help for commands in Emacs:  M-x apropos or C-h a.
Moving Around in a Buffer
    C-p    up on line(up)               
    C-n    down one line(down)
    C-f     forward one character(left)
    C-b    backward one character(right)
    C-a    beginning of line
    C-e    end of line
    C-v    down one page
    M-v    up on page
    M-f      forward one word
    M-b    backward one word
    M-    end of buffer
    C-g      quit current operation
Essential Commands
   
    C-x C-s     save-buffer                Save the current buffer to disk
    C-x u        undo                          Undo the last operation
    C-x C-f     find-file                      Open a file from disk
    C-s           isearch-forward          Search forward for a string
    C-r           isearch-backward        Search backward for a string
                    replace-string             Search & replace for a string
                    replace-regexp           Search & replace using regexp
    C-h t         help-with-tutorial        Use the interactive tutorial
    C-h f         describe-function        Display help for a function
    C-h v        describe-variable        Display help for a variable
    C-h x        describe-key              Display what a key sequence does
    C-h a        apropos                     Search help for string/regexp
    C-h F        view-emacs-FAQ         Display the Emacs FAQ
    C-h i         info                           Read the Emacs documentation
    C-x r m     bookmark-set            Set a bookmark. Useful in searches
    C-x r b      bookmark-jump         Jump to a bookmark.
Tab Completion
    Command completions in bash was modeled after that in Emacs.
    So...


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