keybinds-regexp.txt

[OS independent]

Double-click to highlight whole word
Ctrl+X	Cut
Ctrl+C	Copy
Ctrl+V	Paste
Jump to EoL:	END
Jump to SoL:	HOME
Ctrl+Z			Undo
Ctrl+Y			Redo

File Explorer:	Win+E
Toggle Desktop:	Win+D
Lock screen:	win+L
Snap windows:	Win+Arrows

[WIN10-Default keys]

Shift+Win+Arrow:	Move the window to another display (within the same Desktop)
New Desktop:		CTRL+Win+D
Switching D:		Ctrl+Win+[Left/Right Arrow]
PrintScreen			Captures whole screen
Win+PrintScreen:	Captures whole screen & saves it to C:\Users\<YOURUSER>\Pictures\Screenshots
Alt+PrintScreen:	Captures current window
Win+Shift+PScreen:	Snip to clipboard
Win+Alt+Arrows:		Move the current window to next/previous desktop #needs https://github.com/Eun/MoveToDesktop or https://github.com/sdias/win-10-virtual-desktop-enhancer/blob/master/docs/settings.md#personalize-the-settings installed

[Linux]
Drag window to another workspace/desktop:	Shift+Ctrl+Alt+(Left/Right)	
Terminal:		Ctrl+Alt+T or win+T	#note that windows key is called "super" on linux systems
Alt+F2:			run console; 'chvt'; chvt 1; chvt 3;..ranging from 1 to 6 (Since only 6 TTYs are present in the Linux - virtual console = tty1 - tty6)

[Notepad++]
TAB				Indent
Shift+Tab		UnIndent
[Terminal]

#Screen & Processes
Ctrl+C			Interrupt
Ctrl+D			Exit current shell
Ctrl+L			Clear the screen (=clear command)
Ctrl+S			Stop all output being printed - useful when you don't want to interrupt the command
Ctrl+Q			Resume output to the screen after stopping it with Ctrl+S
Ctrl+Z			Suspend the current foreground process running in bash; to bring it back type "fg <process_name>"
#Moving the Cursor
Ctrl+A or Home:	Go to the beginning of the line.
Ctrl+E or End:	Go to the end of the line.
Alt+B:			Go left (back) one word.
Ctrl+B:			Go left (back) one character.
Alt+F:			Go right (forward) one word.
Ctrl+F:			Go right (forward) one character.
Ctrl+XX:		Move between the beginning of the line and the current position of the cursor. This allows you to press Ctrl+XX to return to the start of the line, change something, and then press Ctrl+XX to go back to your original cursor position. To use this shortcut, hold the Ctrl key and tap the X key twice.
#Deleting Text
Ctrl+D or DeleteDelete the character under the cursor.
Alt+D:			Delete all characters after the cursor on the current line.
Ctrl+H or Backspace:	Delete the character before the cursor.
#Fixing Typos
Alt+T:			Swap the current word with the previous word.
Ctrl+T:			Swap the last two characters before the cursor with each other. You can use this to quickly fix typos when you type two characters in the wrong order.
Ctrl+_:			Undo your last key press. You can repeat this to undo multiple times.
#Cutting and Pasting
Ctrl+W:			Cut the word before the cursor, adding it to the clipboard.
Ctrl+K:			Cut the part of the line after the cursor, adding it to the clipboard.
Ctrl+U:			Cut the part of the line before the cursor, adding it to the clipboard.
Ctrl+Y:			Paste the last thing you cut from the clipboard. The y here stands for “yank”.
#Capitalizing Characters
Alt+U:			Capitalize every character from the cursor to the end of the current word, converting the characters to upper case.
Alt+L:			Uncapitalize every character from the cursor to the end of the current word, converting the characters to lower case.
Alt+C:			Capitalize the character under the cursor. Your cursor will move to the end of the current word.
#Tab Completion
TAB:			Automatically complete the file, directory, or command you’re typing. #Note that if this does not work; then you need to run "updatedb" command
#Working With Your Command History
Ctrl+P or Up Arrow:		Go to the previous command in the command history. Press the shortcut multiple times to walk back through the history.
Ctrl+N or Down Arrow:	Go to the next command in the command history. Press the shortcut multiple times to walk forward through the history.
Alt+R: 					Revert any changes to a command you’ve pulled from your history if you’ve edited it.
Ctrl+R:					Recall the last command matching the characters you provide. Press this shortcut and start typing to search your bash history for a command.
Ctrl+O:					Run a command you found with Ctrl+R.
Ctrl+G:					Leave history searching mode without running a command.
Put bash into VI mode:		set -o vi
Put bash into emacs mode:	set -o emacs #Note: EMACS is the default
[AltGr+Ctrl+G]"quit"+[Enter]:	Exit Telnet

[VI Editor]
https://hea-www.harvard.edu/~fine/Tech/vi.html

i #insert mode
o 					#new line insert
shift+A				#jumpst to the end of the line and switches to insert mode

-extended command mode ":" 
	:write foo 		#=save as
	:wq				#Save&Exit: :x[!];:X[!];:wq[!];ZZ #Note that the "!" is optional and means forcing it; shift+zz = save and quit (if the file already has a name)
	:q!				#Discard&Quit:		
-command mode
dd					delete line 	#buffer
yy					copy line 		#buffer
p					paste
10p 				paste 10x
v					visual to mark a block with arrows and then "d/y/p"
u					undo
ctrl+r				redo
w 					#delete world
x					#delete a single character
:%s/old/new/g		replace (substitude)
/string				finds "string"
n					finds Next
shift+n				finds Next (backward)
shift+g				jumps to the end of the file
gg					jump to top

vimtutor 			#bash command that brings up vim guide

[Custom key-binds]	

KeePass-AutoT.:	Ctrl+Shift+X	#Keepass: copy username: Ctrl+B; copy password: Ctrl+C; insert username&pw: Ctrl+V
PuTTy:			Ctrl+ALT+E
SnipingTool:	Ctrl+ALT+S
Capture2Text:	Windows+Q
GoogleSearchPy:	Ctrl+ALT+R
Notepad++:		Ctrl+ALT+T

[Firefox]

F5 				Refresh current page, frame, or tab.
F11				Display the current website in fullscreen mode. Pressing F11 again will exit this mode.
Esc				Stop page or download from loading.
Spacebar		Moves down a page at a time.
Alt+Home		Open your homepage.
Alt+Down arrow 	Display all previous text entered in a text box and available options on drop-down menu.
Alt+Left Arrow	Back a page.
Alt+Right Arrow	Forward a page.
Ctrl+(- or +)	Increase or decrease the font size, pressing '-' decreases and '+' increases. Ctrl+0 will reset back to default.
Ctrl+A 			Selects all text.
Ctrl+B 			Open the Bookmarks window, to view all bookmarks in Firefox. (slidebar)
Ctrl+C 			Copies selected text.
Ctrl+D 			Add a bookmark for the page currently opened.
Ctrl+E 			Move the cursor to the search box.
Ctrl+F 			Access the Find option, to search for any text on the currently open web page.
Ctrl+H 			View browsing history.
Ctrl+I 			Display available bookmarks.
Ctrl+J 			Display the download window.
Ctrl+K 			Move the cursor to the search box.
Ctrl+L			Move cursor to address box.
Ctrl+N			Open New browser window.
Ctrl+O			Access the Open File window to open a file in Firefox.
Ctrl+P			Print current page or frame.
Ctrl+T 			Opens a new tab.
Ctrl+U 			View a web page's source code.
Ctrl+F4/Ctrl+W	Closes the currently selected tab.
Ctrl+F5			Refresh the page, ignoring the Internet cache (force full refresh).
Ctrl+Enter		Quickly complete an address. For example, type computerhope in the address bar and press Ctrl+Enter to get https://www.computerhope.com.
Ctrl+Tab		Moves through each of the open tabs.
Ctrl+Shift+Del	Open the Clear Data window to quickly clear private data.
Ctrl+Shift+B	Bookmarks (advanced window)
Ctrl+Shift+J	Open the Browser Console to troubleshoot an unresponsive script error.
Ctrl+Shift+P	Open a new Private Browsing window.
Ctrl+Shift+T	Undo the close of a window.
Ctrl+Shift+W	Close the Firefox browser window.
Shift+Spacebar	Moves up a page at a time.

[Google - search engine]
#Operator		#Function
+				term must appear in the search result
-				term must not appear
""				search for phrase
.				wildcard for a single
*				~  any number of characters
site:			explores the concept of this url/page
filetype:		term must appear in a file of this type; list of File types indexable by Google: https://support.google.com/webmasters/answer/35287?hl=en
link:			term is searched in a hyperlink
intitle:		term must appear in the title of the page
inurl:			term must appear in the url

[Slack]

#Navigation I
alt+RIGHT		Next channel in your history 
alt+LEFT		Previous channel in your history
shift+alt+DOWN	Next channel or direct message with unread messages
shift+alt+UP	Previous channel or direct message with unread messages
alt+UP			Previous channel or direct message
alt+DOWN		Next channel or direct message

#Navigation II
ctrl+K			Open quick switcher
ctrl+/			Open quick list of keyboard shortcuts
ctrl+,			Open Preferences
ctrl+.			Toggle right pane open or closed
shift+ctrl+I	Open Channel info pane
shift+ctrl+M	Open Recent Mentions
shift+ctrl+S	Open Starred Items

#Navigation III
ctrl+1			Switch to team assigned to number 1
ctrl+2			Switch to team assigned to number 2
shift+ctrl+]	Switch to next team
shift+ctrl+[	Switch to previous team

#Messages I
shift+ENTER		Create a new line
shift+DOWN		Highlight text to end of current line
shift+UP		Highlight text to beginning of current line
TAB				Reprint the last slash command you entered
UP				Edit your last message in current channel
shift+ESC		Mark all messages in all channels and direct messages as read
ESC				Mark all messages in current channel or direct message as read

#Messages II
ETAB			Autocomplete usernames beginning with character "e"
shift+#DTAB		Autocomplete channel beginning with character "d"
shift+:PTAB		Autocomplete emoji beginning with character "p"
shift+ctrl+V	Paste your clipboard contents as new text snippet
ctrl+U			Upload a file
shift+ctrl+ENTERCreate a new snippet

#Commands I
/SHRUG+ENTER	Append ¯\_(ツ)_/¯ to your message 
/REMIND+ENTER	Set a Slackbot reminder
/MSG+ENTER		Send a direct message to another user
/INVITE+ENTER	Invite another member to a channel or group
/ME+ENTER		Displays action text
/LEAVE+ENTER	Leave a channel or direct message 
/COLLAPSE+ENTER	Collapse all inline images and video in current channel
/AWAY+ENTER		Toggle your "away" status

#Commands II
/RENAME+ENTER	Rename a channel or group
/WHO+ENTER		List users in current channel or group
/SHORTCUTS+ENTEROpen the keyboard shortcuts dialog 
/PREFS+ENTER	Open the preferences dialog
/OPEN+ENTER		Open a channel or group
/FEED[SPACE]HELP+ENTER	Manage RSS subscriptions
/FEEDBACK+ENTER	Send feedback to Slack

##PS.: ENTER=Return key


[Visual Studio Code] (VSC)

https://code.visualstudio.com/docs/getstarted/keybindings
Ctrl+D			Add Selection To Next Find Match
Ctrl+Shift+L	Select all occurrences of current selection
Ctrl+F2			Select all occurrences of current word
Alt+Down		Move Line Down
Shift+Alt+Down	Copy Line Down


[REGEX]
#TLDR-basics
^	start of a string
$	end of a string
.	any car except new line
|	alteration (this|that)
{...}	explicit quantuty of preceding characters; 	example: ab{2}c		meaning: abbc
[...]	explicit set of characters to match; 		example: a[bB]c		meaning: abc, aBc	
(...)	group of characters				example: (123){3}	meaning: 123123123
*	null or more of the preceding character
+	one ore more of the preceding character
?	null or one of the precending character

#Characters
Char.		Meaning								Example			Match
[a-zA-Z]	literals only	
[a-z]		lowercase literal only
[A-Z]		uppercase literal only
\d			digits only							file_\d\d		file_25
\s			white spaces		  				a\sb\sc			a b\nc
\w			alpha-numeric only (words)  		\w-\w\w\w		A-b_1
\D			One character that is not a digit	\D\D\D			ABC
\W			One character that is not a word	\W\W\W\W\W		*-+=)
\S			One character that is not a w.space	\S\S\S\S		Yoyo
#Quantifiers
Quantifier	Legend								Example			Sample Match
+			One or more	Version 				\w-\w+			Version A-b1_1
{3}			Exactly three times					\D{3}			ABC
{2,4}		Two to four times					\d{2,4}			156
{3,}		Three or more times					\w{3,}			regex_tutorial
*			Zero or more times					A*B*C*			AAACC
?			Once or none						plurals?		plural
#More Characters
Character	Legend								Example			Sample Match
.			Any character except line break		a.c				abc
.			Any character except line break		.*				whatever, man.
\.			A period (special char.: needs to be escaped by a \)	a\.c	a.c
\			Escapes a special character			\.\*\+\?    \$\^\/\\	.*+?    $^/\
\			Escapes a special character			\[\{\(\)\}\]	[{()}]
#Logic
Logic	Legend	Example	Sample Match
|	Alternation / OR operand	22|33	33
( … )	Capturing group	A(nt|pple)	Apple (captures "pple")
\1	Contents of Group 1	r(\w)g\1x	regex
\2	Contents of Group 2	(\d\d)\+(\d\d)=\2\+\1	12+65=65+12
(?: … )	Non-capturing group	A(?:nt|pple)	Apple
#More White-Space
Character	Legend	Example	Sample Match
\t	Tab	T\t\w{2}	T     ab
\r	Carriage return character	see below	
\n	Line feed character	see below	
\r\n	Line separator on Windows	AB\r\nCD	AB
CD
\N	Perl, PCRE (C, PHP, R…): one character that is not a line break	\N+	ABC
\h	Perl, PCRE (C, PHP, R…), Java: one horizontal whitespace character: tab or Unicode space separator		
\H	One character that is not a horizontal whitespace		
\v	.NET, JavaScript, Python, Ruby: vertical tab		
\v	Perl, PCRE (C, PHP, R…), Java: one vertical whitespace character: line feed, carriage return, vertical tab, form feed, paragraph or line separator		
\V	Perl, PCRE (C, PHP, R…), Java: any character that is not a vertical whitespace		
\R	Perl, PCRE (C, PHP, R…), Java: one line break (carriage return + line feed pair, and all the characters matched by \v)	
#More Quantifiers
Quantifier	Legend	Example	Sample Match
+	The + (one or more) is "greedy"	\d+	12345
?	Makes quantifiers "lazy"	\d+?	1 in 12345
*	The * (zero or more) is "greedy"	A*	AAA
?	Makes quantifiers "lazy"	A*?	empty in AAA
{2,4}	Two to four times, "greedy"	\w{2,4}	abcd
?	Makes quantifiers "lazy"	\w{2,4}?	ab in abcd
#Character Classes
Character	Legend	Example	Sample Match
[ … ]	One of the characters in the brackets	[AEIOU]	One uppercase vowel
[ … ]	One of the characters in the brackets	T[ao]p	Tap or Top
-	Range indicator	[a-z]	One lowercase letter
[x-y]	One of the characters in the range from x to y	[A-Z]+	GREAT
[ … ]	One of the characters in the brackets	[AB1-5w-z]	One of either: A,B,1,2,3,4,5,w,x,y,z
[x-y]	One of the characters in the range from x to y	[ -~]+	Characters in the printable section of the ASCII table.
[^x]	One character that is not x	[^a-z]{3}	A1!
[^x-y]	One of the characters not in the range from x to y	[^ -~]+	Characters that are not in the printable section of the ASCII table.
[\d\D]	One character that is a digit or a non-digit	[\d\D]+	Any characters, inc-
luding new lines, which the regular dot doesn't match
[\x41]	Matches the character at hexadecimal position 41 in the ASCII table, i.e. A	[\x41-\x45]{3}	ABE
#Anchors and Boundaries
Anchor	Legend	Example	Sample Match
^	Start of string or start of line depending on multiline mode. (But when [^inside brackets], it means "not")	^abc .*	abc (line start)
$	End of string or end of line depending on multiline mode. Many engine-dependent subtleties.	.*? the end$	this is the end
\A	Beginning of string
(all major engines except JS)	\Aabc[\d\D]*	abc (string...
...start)
\z	Very end of the string
Not available in Python and JS	the end\z	this is...\n...the end
\Z	End of string or (except Python) before final line break
Not available in JS	the end\Z	this is...\n...the end\n
\G	Beginning of String or End of Previous Match
.NET, Java, PCRE (C, PHP, R…), Perl, Ruby		
\b	Word boundary
Most engines: position where one side only is an ASCII letter, digit or underscore	Bob.*\bcat\b	Bob ate the cat
\b	Word boundary
.NET, Java, Python 3, Ruby: position where one side only is a Unicode letter, digit or underscore	Bob.*\b\кошка\b	Bob ate the кошка
\B	Not a word boundary	c.*\Bcat\B.*	copycats
#POSIX Classes
Character	Legend	Example	Sample Match
[:alpha:]	PCRE (C, PHP, R…): ASCII letters A-Z and a-z	[8[:alpha:]]+	WellDone88
[:alpha:]	Ruby 2: Unicode letter or ideogram	[[:alpha:]\d]+	кошка99
[:alnum:]	PCRE (C, PHP, R…): ASCII digits and letters A-Z and a-z	[[:alnum:]]{10}	ABCDE12345
[:alnum:]	Ruby 2: Unicode digit, letter or ideogram	[[:alnum:]]{10}	кошка90210
[:punct:]	PCRE (C, PHP, R…): ASCII punctuation mark	[[:punct:]]+	?!.,:;
[:punct:]	Ruby: Unicode punctuation mark	[[:punct:]]+	‽,:〽⁆
#Inline Modifiers
None of these are supported in JavaScript. In Ruby, beware of (?s) and (?m).
Modifier	Legend	Example	Sample Match
(?i)	Case-insensitive mode
(except JavaScript)	(?i)Monday	monDAY
(?s)	DOTALL mode (except JS and Ruby). The dot (.) matches new line characters (\r\n). Also known as "single-line mode" because the dot treats the entire input as a single line	(?s)From A.*to Z	From A
to Z
(?m)	Multiline mode
(except Ruby and JS) ^ and $ match at the beginning and end of every line	(?m)1\r\n^2$\r\n^3$	1
2
3
(?m)	In Ruby: the same as (?s) in other engines, i.e. DOTALL mode, i.e. dot matches line breaks	(?m)From A.*to Z	From A
to Z
(?x)	Free-Spacing Mode mode
(except JavaScript). Also known as comment mode or whitespace mode	(?x) # this is a
# comment
abc # write on multiple
# lines
[ ]d # spaces must be
# in brackets	abc d
(?n)	.NET, PCRE 10.30+: named capture only	Turns all (parentheses) into non-capture groups. To capture, use named groups.	
(?d)	Java: Unix linebreaks only	The dot and the ^ and $ anchors are only affected by \n	
(?^)	PCRE 10.32+: unset modifiers	Unsets ismnx modifiers	
#Lookarounds
Lookaround	Legend	Example	Sample Match
(?=…)	Positive lookahead	(?=\d{10})\d{5}	01234 in 0123456789
(?<=…)	Positive lookbehind	(?<=\d)cat	cat in 1cat
(?!…)	Negative lookahead	(?!theatre)the\w+	theme
(?<!…)	Negative lookbehind	\w{3}(?<!mon)ster	Munster
#Character Class Operations
Class Legend	Example	Sample Match Operation
[…-[…]]	.NET: character class subtraction. One character that is in those on the left, but not in the subtracted class.	[a-z-[aeiou]]	Any lowercase consonant
[…-[…]]	.NET: character class subtraction.	[\p{IsArabic}-[\D]]	An Arabic character that is not a non-digit, i.e., an Arabic digit
[…&&[…]]	Java, Ruby 2+: character class intersection. One character that is both in those on the left and in the && class.	[\S&&[\D]]	An non-whitespace character that is a non-digit.
[…&&[…]]	Java, Ruby 2+: character class intersection.	[\S&&[\D]&&[^a-zA-Z]]	An non-whitespace character that a non-digit and not a letter.
[…&&[^…]]	Java, Ruby 2+: character class subtraction is obtained by intersecting a class with a negated class	[a-z&&[^aeiou]]	An English lowercase letter that is not a vowel.
[…&&[^…]]	Java, Ruby 2+: character class subtraction	[\p{InArabic}&&[^\p{L}\p{N}]]	An Arabic character that is not a letter or a number
#Other Syntax
Syntax	Legend	Example	Sample Match
\K	Keep Out
Perl, PCRE (C, PHP, R…), Python's alternate regex engine, Ruby 2+: drop everything that was matched so far from the overall match to be returned	prefix\K\d+	12
\Q…\E	Perl, PCRE (C, PHP, R…), Java: treat anything between the delimiters as a literal string. Useful to escape metacharacters.	\Q(C++ ?)\E	(C++ ?)
source: https://www.rexegg.com/regex-quickstart.html

#Top 10 Most wanted regex
https://medium.com/factory-mind/regex-cookbook-most-wanted-regex-aa721558c3c1
Trim spaces:	^[\s]*(.*?)[\s]*$
HTML Tag:		<([a-z]+)([^<]+)*(?:>(.*)<\/\1>|\s+\/>)
Hexadecimal value:	\B#(?:[a-fA-F0–9]{6}|[a-fA-F0–9]{3})\b
Valid email:		\b[\w.!#$%&’*+\/=?^`{|}~-]+@[\w-]+(?:\.[\w-]+)*\b
Username(simple):	/^[a-z0-9_-]{3,16}$/
Strong password:	(?=^.{6,}$)((?=.*\w)(?=.*[A-Z])(?=.*[a-z])(?=.*[0-9])(?=.*[|!"$%&\/\(\)\?\^\'\\\+\-\*]))^.*
2 of a kind:		^(?=([0-9]*[a-z]){2,})([a-zA-Z0-9]{8,32})$								#At least 2 letters (uppercase or lowercase) at any index, minimum length of 8, maximum length of 32
					^(((https?|ftp):\/\/)?([\w\-\.])+(\.)([\w]){2,4}([\w\/+=%&_\.~?\-]*))*$	#If you want to use capturing groups to get scheme, path, etc. (or add user-info, host, port…) feel free to ask it in comments!
IPv4 address	\b(?:(?:25[0-5]|2[0-4]\d|[01]?\d\d?)\.){3}(?:25[0-5]|2[0-4]\d|[01]?\d\d?)\b
SSN — Social Security Number:	^((?<area>[\d]{3})[-][\d]{2}[-][\d]{4})$

#Test Your regex:
https://www.regextester.com/

[Fast-type 10 fingers]
https://www.typing.academy/typing-tutor/lessons