pages tagged keyboard shortcut

Key bindings of Bash command-line

Tue, 16 May 2017 23:59:39 +0000

Types of key bindings

navigate
edit
control
recall

Modifier keys

C-: Ctrl
M-: Meta is usually the Alt key on most keyboards, and possibly Esc on Mac computers

Key bindings

key binding	description	type	comment
`C`-`f`	move forward one character	edit
`C`-`b`	move backward one character	edit
`C`-`a`	move cursor to the beginning of the line	navigate
`C`-`e`	move cursor to the end of the line	navigate
`M`-`b`	move cursor backward to the beginning of word	navigate
`M`-`f`	move cursor forward to the end of word	navigate
`C`-`x` `C`-`x`	move cusor between the two most recent cursor positions	navigate
`C`-`u`	delete backwards from cursor to the beginning of the line	edit
`C`-`k`	delete forwards from cursor to the end of the line	edit
`C`-`w`	delete backwards from cursor to beginning of word	edit
`M`-`d`	delete forwards from cursor to end of word	edit	Use `Esc` on macOS.
`C`-`h`	delete backwards a character	edit
`C`-`d`	delete forwards a character	edit
`C`-`y`	paste text that was cut	edit
`M`-`c`	capitalize from cursor to end of word	edit
`M`-`u`	make uppercase from cursor to end of word	edit
`M`-`l`	make lowercase from cursor to end of word	edit
`M`-`t`	swap current word with previous	edit
`C`-`t`	swap character under cursor with the previous one	edit
`C`-`_`	undo	edit
`C`-`l`	clear the screen	control
`C`-`s`	stop output to the screen (for long running verbose command)	control
`C`-`q`	allow output to the screen (if previously stopped using command above)	control
`C`-`c`	terminate the command	control
`C`-`z`	suspend/stop the command	control	type `bg` to put the command at background
`C`-`r`	search the history backwards	recall
`C`-`g`	escape from history searching mode	recall
`C`-`p`	previous command in history	recall
`C`-`n`	next command in history	recall
`M`-`.`	use the last word of the previous command	recall
`!!`	run last command	recall
`!foobar`	run the most recent command that starts with `foobar`	recall	e.g. `!ls`
`!foobar:p`	print out the most recent command that starts with `foobar`	recall
`!$`	run the last word of the previous command as a command	recall	same as `M`-`.`
`!$:p`	print the last word of the previous command	recall
`!*`	run the previous command except for the last word as a command	recall
`!*:p`	print the previous command except for the last word	recall

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References

Key bindings of Eclipse and Wolfram Workbench

Tue, 16 May 2017 23:59:39 +0000

Key bindings I frequently use

key binding	description	type

`Cmd`-`click`	find definition of the highlited symbol	navigation

`Ctrl`-`G`	find next instance of the highlighted text	navigation

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key bindings of emacs

Tue, 16 May 2017 23:59:39 +0000

Types of key bindings

navigate in a buffer
edit a buffer
query a buffer
manage buffers, frames, and windows
manage commands

Key bindings I frequently use

key binding	command	description	type	comment
`C`-`a`		move to the beginning of line	navigate
`C`-`e`		move to the end of line	navigate
`M`-`>`		move to the bottom of the buffer	navigate
`M`-`<`		move to the top of the buffer	navigate
	`goto-line`	move to a certain line	navigate
`M`-`f`		move forward to next word	navigate
`M`-`b`		move backward to previous word	navigate
`C`-`v`		move to the next screen of the buffer	navigate
`M`-`v`		move to the previous screen of the buffer	navigate
`C`-`x` `o`		move curser to different windows		navigate
`C`-`x` `b`		switching between open buffers in current frame	navigate
`C`-`x` `C`-`b`		list open buffers	navigate
`C`-`x` `r` `l`		list bookmarks	navigate
`C`-`x` `r` `m`		add a bookmark for the current buffer	navigate
`C`-`x` `8` `Enter`		insert a Unicode character by its Unicode name, e.g. "em dash" or hexidecimal number, e.g. "0x2E3B"	edit
`C`-`x` `r` `t` `xxx`	`string-rectangle`	enter `xxx` on multiple lines in a rectangle area	edit	the rectangle area can be defined/selected by `M`-`@`
`M`-`;`	`comment-dwin`	comment multiple lines	edit
`C`-`_` or `C`-`x` `u`		undo	edit
`C`-`y`		yank, reinsert the most recent killed text	edit	the kill ring
`C`-`u` `3` `C`-`y`		yank, reinsert the third most recent killed text	edit
`C`-`k`		delete characters after cursur of the current line	edit
`C`-`d`		delete the next characters after cursur	edit
`C`-`x` `i`		insert content of another file	edit
`C`-`@`	`set-mark-command`	set the mark where the point is	edit
`M`-`%`	`query-replace`	Query replace	edit
`C`-`M`-`%`	`query-replace-regexp`	Query replace regexp	edit
`C`-`u` `C`-`x` `Tab`	`?`	indent a block of text rightward by a tab	edit
`C`-`x` `C`-`i`	`?`	indent a block of text rightward by a whitespace	edit	To select a block of text, move cursor to the front, `C`-`Space` to activate the selection, then move the cursor to the end, `C`-`Space` to end the selection.
`C`-`u` `5` `C`-`x` `Tab`	`?`	indent a block of text rightward by 5 spaces	edit
`C`-`u` `5` `C`-`x` `C`-`i`	`?`	indent a block of text rightward by 5 spaces	edit
`M`-`l`		convert the following word to lower case	edit
`M`-`Tab` (with cursor near an English word)		check dictionary for alternative spellings	edit
`M`-`q` (with a highlight region)	`fill-paragraph`	automatically line wraps a pragraph of text	edit
`C`-`M`-`@`	`mark-sexp`	undo	edit	1) move cursor to the beginning of a block of text by mouse or up arrow key 2) `C`-`M`-`@` to mark the beginning of the block 3) move cursor to the end of the block 4) operate on the block, e.g. indent rightward by 1 whitespace with `C`-`x` `C`-`i`, or indent rightward by 4 whitespaces with `C`-`u` -4 `C`-`x` `C`-`i`
`C`-`s`	`isearch-forward`	I-search	query
`C`-`r`	`isearch-backward`	I-search backward	query
`C`-`M`-`s`	`isearch-forward-regexp`	Regexp I-search	query
`C`-`M`-`r`	`isearch-backward-regexp`	Regexp I-search backward	query
`C`-`x` `C`-`b`	`list-buffers`	list open buffers	manage buffer
`C`-`r`	`recentf-open-files`	list recently opened files	manage buffer
`C`-`x` `C`-`f`	`find-file`	load file to current buffer	manage buffer
`C`-`x` `C`-`w`		write current buffer to a file	manage buffer
`C`-`x` `C`-`v` `Ret`	`find-another-file`	load another file to current buffer, by default reload the same file	manage buffer
	`revert-buffer`	get rid of extensive changes made to current buffer and revert back to	manage buffer	"Reverting a buffer." GNU Emacs Manual.
`C`-`x` `b`	`switch-to-buffer`	switch to buffer	manage buffer
`C`-`x` `C`-`w`		save buffer to another file	manage buffer
`C`-`x` `C`-`+`		increase font size	manage buffer
`C`-`x` `C`-`+`		decrease font size	manage buffer
`C`-`x` `b` arrow key		select buffer to load into current frame	manage buffer
`C`-`x` `0`		close current window	manage frame/window
`C`-`x` `0` `5`		close current frame	manage frame/window
`C`-`x` `3`		split frame vertically	manage frame/window
`C`-`x` `2`		split frame horizontally	manage frame/window
`C`-`x` `5` `2`		open a new frame	manage frame/window
`C`-`x` `o`	`other-window`	move cursor to other window in the current frame	manage frame/window
`C`-`q`		cancel current command	manage commands
`C`-`l` `C`-`\` `chinese-punct`		type Chinese punctuation	misc	Type `C`-`l` `C`-`\` to turn on/off the input method
`C`-`x` `C`-`h`		get help text in another buffer	misc
`M`-`Tab`		find possible word completion	misc

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Modifier keys

C-: Ctrl
M-: Meta, M, which is usually the Alt key on most keyboards, and possibly Esc on Mac computers
s-: Super, s, which can be typed in with C-x @ s
H-: Hyper, H, which can be typed in with C-x @ h
A-: Alt, A, which can be typed in with C-x @ a

References

GNU Emacs Manual.

Key bindings of IntelliJ IDEA

Tue, 16 May 2017 23:59:39 +0000

Key bindings I frequently use

key binding	description	type

`Ctrl`-`Shift-`/	add a comment	edit

`Ctrl`-`Shift-`Space	auto-complete	edit

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Key bindings of macOS

Tue, 16 May 2017 23:59:39 +0000

Key bindings of Thunderbird

Tue, 16 May 2017 23:59:39 +0000

Key bindings I frequently use

key binding	description	type	comment

`Shift` + `Write` / `Reply` / `Reply All`	use alternate format (plaintext/HTML) to when compose email	edit

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