Monday, 14 December 2015

emacs lisp

setq

set quoted value

(setq SYMBOL VALUE)
(setq global-mark-ring-max 50000)

load

executes a file of lisp code.
first tries to find FILE.elc then FILE.el then FILE

(load FILE NOERROR=Nil NOMESSAGE=Nil NOSUFFIX=Nil MUST-SUFFIX=Nil)
(load "$HOME/.emacs.d/module")

require

(require FEATURE FILENAME=Nil NOERROR=Nil)
(require 'volatile-highlights)

add-to-list

(add-to-list VARIABLE VALUE)
(add-to-list 'load-path "~/.emacs.d/personal")

add-hook

prepends a function to the hooked event

(add-hook HOOK FUNCTION APPEND=Nil LOCAL=Nil)
(add-hook 'prog-mode-hook 'linum-mode)

global-set-key

(global-set-key KEY COMMAND)
(global-set-key (kbd "C-x C-b") 'ibuffer)

define-key

(define-key KEYMAP KEY DEF)
(define-key dired-mode-map (kbd "e") 'wdired-change-to-wdired-mode)

defalias

define alias

(defalias SYMBOL DEFINITION DOCSTRING=Nil)
(defalias 'eb 'eval-buffer)

mapc

call function on every element in sequence

(mapc FUNCTION SEQUENCE)
(mapc 'load (directory-files "~/.emacs.d/custom" t ".*\.el"))

defun

define function

(defun NAME ARGLIST DOCSTRING=Nil DECL=Nil BODY)
(defun demo ()
    (message "Hello World" number string))

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