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====== Emacs Cheatsheet ======
[[#sec1|Basic Movement and Editing Commands]][[#sec2|Kill & Yank (Cut/Copy and Paste)]][[#sec3|Search & Replace]][[#sec4|Emacs Modes]][[#sec5|Buffers]][[#sec6|Windows]][[#sec7|Dired Mode]][[#sec8|Shell Modes]][[#sec9|Getting Help]][[#sec10|w3m mode]][[#sec11|Sample .emacs]]
===== Basic Movement and Editing Commands =====
| C-x C-f | Find file and load into buffer (Emacs prompts for filename) |
| C-x C-s | Save the current buffer |
| C-x C-w | Save the current buffer under a different name (Emacs prompts for the new name) |
| C-x C-c | Quit Emacs, prompting if you have not saved any buffers |
| Arrow keys or C-f, C-b, C-n, C-p | Right (forward), left (back), down (next), up (previous), respectively |
| C-k | Delete from cursor to end of line |
| C-a | Go to start of line |
| C-e | Go to end of line |
| C-v | Go down a page |
| M-v | Go up a page |
| M-f | Go to next word |
| M-b | Go back one word |
| M-a | Go to previous sentence |
| M-b | Go to next sentence |
| C-/ | Undo |
| C-_ | Undo (alias for C-/) |
| C-x u | Undo (alias for C-/) |
| C-g | Abort the current command |
| C-l | Redraw and center screen at cursor |
| M-< | Go to start of buffer |
| M-> | Go to end of buffer |
| C-d | Delete next character |
| M-d | Delete next word |
| M-| | Execute shell command on region |
| Backspace | Delete previous character |
===== Kill & Yank (Cut/Copy and Paste) =====
| C-space | Set the mark |
| C-w | Cut (kill) |
| M-w | Copy (kill) |
| C-y | Paste (yank) |
| M-y | Paste (yank) next saved selection |
| C-x h | Set point to start of buffer and mark to end of buffer (select the entire buffer) |
| C-x C-x | Swap point and mark |
===== Search & Replace =====
| C-s | Incremental search forward |
| C-r | Incremental search backward |
| C-M-s | Regexp search forward |
| C-M-r | Regexp search backward |
| M-% | Search and replace |
| M-x query-replace-regexp | Search and replace with regexps |
| C-g | Abort a search |
| C-w | During a search, highlight the word around the cursor |
| Up, down arrow keys or M-p, M-n | Access search string history |
===== Emacs Modes =====
| M-x modename | Toggle the given major or minor mode |
| C-h m | Display help on the current major mode, including any special key bindings in effect |
| M-q | Used in text-mode to reformat a paragraph of text manually |
| M-x global-font-lock-mode | Toggle syntax highlighting |
===== Buffers =====
| C-x b | Switch to another buffer |
| C-x C-b | Display buffer list |
| C-x k | Kill current buffer (Emacs prompts for confirmation) |
| M-x iswitchb-mode | Enable iswitch mode, for smart buffer name completion with C-x b |
===== Windows =====
| C-x 0 | Close this window |
| C-x 1 | Close all other visible windows |
| C-x 2 | Split horizontally |
| C-x 3 | Split vertically |
| C-x o | Switch to other window |
| C-M-v | Scroll other window |
===== Dired Mode =====
| M-x dired | Load dired mode (Emacs prompts for directory name) |
| C-x C-f | Dired mode loaded when a directory is specified as load file |
| Left, right arrow keys or p, n | Previous and next file, respectively |
| Enter | Visit this file in this window |
| o | Visit this file in a new window |
| g | Refresh directory view |
| m | Mark file |
| u | Un-mark file |
| d | Mark a file for later deletion |
| x | Delete all files marked for deletion (Emacs prompts for confirmation) |
| D | Delete this file right now (Emacs prompts for confirmation) |
| C | Copy this file, or copy currently marked files (Emacs prompts for destination) |
| R | Rename/move this file, or rename/move currently marked files (Emacs prompts for destination) |
| M | Chmod this file, or chmod currently marked files (Emacs prompts for new permissions) |
| O | Chown this file, or chown currently marked files (Emacs prompts for new owner) |
| G | Chgrp this file, or chgrp currently marked files (Emacs prompts for new group) |
| + | Create directory (Emacs prompts for directory name) |
| ! | Execute shell command on this file, or currently marked files (Emacs prompts for command) |
===== Shell Modes =====
| M-x shell | Shell mode, use M-p and M-n for command history |
| M-x eshell | Cross-platform Emacs Lisp shell emulator, use arrow keys for command history |
| M-x ansi-term | Full terminal emulator, suitable for full-screen applications. |
===== Getting Help =====
| C-h t | Emacs tutorial |
| C-h a | Apropos (Emacs prompts for keyword or regexp) |
| C-h i | Load info browser |
| C-h m | Display help on current mode |
| C-h f | Display help on function (Emacs prompts for function) |
| C-h k | Display help on key (Emacs prompts for key) |
| M-x man | Display a man page in a new buffer (Emacs prompts for man page) |
===== w3m mode =====
| M-x w3m | Start browsing web with emacs-w3m. |
| q | Close all emacs-w3m windows, without deleting buffers. |
| Q | Exit browsing web. All emacs-w3m buffers will be deleted. |
| RET | Display the page pointed to by the link under point. |
| C-c C-c | Submit the form at point. |
| R | Reload the current page. |
| r | Redisplay the current page. |
| TAB | Move the point to the next anchor. |
| M-TAB | Move the point to the previous anchor. |
| B | Move back to the previous page in the history. |
| N | Move forward to the next page in the history. |
| U | Visit the web page. |
| H | Go to the Home page. |
| M-d | Download the URL. |
| d | Download the URL under point. |
| \ | Display the html source of the current page. |
| SPC | Scroll up the current window, or go to the next page. |
| b | Scroll down the current window, or go to the previous page. |
| > | Scroll to the left. |
| < | Scroll to the right. |
| . | Shift to the left. |
| , | Shift to the right. |
| M-l | Recenter horizontally. |
| j | Next line. |
| k | Previous line. |
| l | Forward char. |
| h | Backward char. |
| s | Display the history of pages you have visited in the session. |
| S | Prompt for a search query and submit it to google. |
| v | Display the bookmarks list. |
| a | Add a url of the current page to a new bookmark. |
| M-a | Add the url under point to a new bookmark. |
===== Sample .emacs =====
;; Sample ~/.emacs file
;;
;; Un-comment what you want to enable and re-start Emacs
;;
;;Load iswitch mode
;;(require 'iswitchb)
;;Make text mode the default for new buffers
;;(setq default-major-mode 'text-mode)
;;Turn on refill-mode whenever text mode is entered
;;(add-hook 'text-mode-hook
;; '(lambda () (refill-mode 1)))
;;Enable syntax highlighting when it's allowed
;;(when (fboundp 'global-font-lock-mode)
;; (global-font-lock-mode t))
;;Fix the backspace key
;;(normal-erase-is-backspace-mode 1)
;;Use cperl-mode for editing Perl code, it is better than perl-mode
;;(defalias 'perl-mode 'cperl-mode)
;;Don't blink my cursor, please
;;(blink-cursor-mode nil)
;;Display the current time in the modeline
;;(display-time-mode t)
;;Start the emacs server
;;
;;When this is running, programs calling emacsclient open a buffer
;;in the already running emacs. Useful in mutt or pine for composing
;;mail in Emacs. Type C-x # to exit client buffer and send the text
;;back to the application that called it.
;;(server-start)
$Id: emacs-cheatsheet.html,v 1.4 2013/01/18 11:00:13 nullogic Exp $