+[[https://www.masteringemacs.org/article/effective-editing-movement][effective-editing-movement]]
+*** Command Arguments, numeric argumens
+=C-u 4= same as =C-4=, =M-4=
+*** Basic movement
+moving by line / word /
+=C-f=, =C-b=, =C-p=, =C-n=, =M-f=, =M-b=
+=C-a=, =C-e=
+=M-m= (move first non-whitespace on this line)
+=M-}=, =M-{=, Move forward end of paragraph
+=M-a=, =M-e=, beginning / end of sentence
+=C-M-a=, =C-M-e=, move begining of defun
+=C-x ]=, =C-x [=, forward/backward one page
+=C-v=, =M-v=, =C-M-v=, =C-M-S-v= scroll down/up
+=M-<=, =M->=, beginning/end of buffer
+=M-r=, Repositiong point
+
+*** Moving by S-expression / List
+*** Marks
+=C-<SPC>= set marks toggle the region
+=C-u C-<SPC>= Jump to the mark, repeated calls go further back the mark ring
+=C-x C-x= Exchanges the point and mark.
+
+Stolen [[https://www.masteringemacs.org/article/fixing-mark-commands-transient-mark-mode][fixing-mark-commands-transient-mark-mode]]
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (defun push-mark-no-activate ()
+ "Pushes `point' to `mark-ring' and does not activate the region
+ Equivalent to \\[set-mark-command] when \\[transient-mark-mode] is disabled"
+ (interactive)
+ (push-mark (point) t nil)
+ (message "Pushed mark to ring"))
+
+ ;; (global-set-key (kbd "C-`") 'push-mark-no-activate)
+
+ (defun jump-to-mark ()
+ "Jumps to the local mark, respecting the `mark-ring' order.
+ This is the same as using \\[set-mark-command] with the prefix argument."
+ (interactive)
+ (set-mark-command 1))
+
+ ;; (global-set-key (kbd "M-`") 'jump-to-mark)
+
+ (defun exchange-point-and-mark-no-activate ()
+ "Identical to \\[exchange-point-and-mark] but will not activate the region."
+ (interactive)
+ (exchange-point-and-mark)
+ (deactivate-mark nil))
+
+ ;; (define-key global-map [remap exchange-point-and-mark] 'exchange-point-and-mark-no-activate)
+#+END_SRC
+
+Show the mark ring using =helm-mark-ring=, also mapping =M-`= to quit minibuffer. so that =M-`= can
+toggle the mark ring. the best way is add a new action and mapping to =helm-source-mark-ring=, but
+since there is no map such as =helm-mark-ring=map=, so I cannot binding a key to the quit action.
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ ;; (defun sd/helm-quit-mark-ring (key)
+ ;; "exit"
+ ;; (keyboard-quit))
+
+ ;; (helm-add-action-to-source "Exit helm" 'sd/helm-quit-mark-ring helm-source-mark-ring 1)
+ (global-set-key (kbd "M-`") #'helm-mark-ring)
+
+ (define-key minibuffer-local-map (kbd "M-`") 'keyboard-escape-quit)
+#+END_SRC
+
+=M-h= marks the next paragraph
+=C-x h= marks the whole buffer
+=C-M-h= marks the next defun
+=C-x C-p= marks the next page
+**** DONE Mapping toggle mark ring=
+:LOGBOOK:
+- State "DONE" from "TODO" [2016-07-22 Fri 23:18]
+:END:
+*** Registers
+Registers can save text, position, rectangles, file and configuration and other things.
+Here for movement, we can use register to save/jump position
+=C-x r SPC= store point in register
+=C-x r j= jump to register
+#+BEGIN_SRC emacs-lisp :tangle yes :results silent
+ (use-package list-register
+ :ensure t)
+#+END_SRC
+
+*** Bookmarks
+As I would like use bookmakr for different buffer/files. to help to swith
+different buffer/file quickly. this setting is in Windows/buffer node
+=C-x r m= set a bookmarks
+=C-x r l= list bookmarks
+=C-x r b= jump to bookmarks
+
+*** Search
+Search, replace and hightlight will in later paragraph
+*** =Avy= for easy motion