ansible configuration management Installation View installation instructions Debian: apt get install ansible First Steps # ansible version ansible 1.6.6 Add so...

A v a d a c r a c k work in progress 1 open wp content/themes/Avada/includes/lib/inc/class fusion envato api.php 2 remove $response_code ...

awk, gawk Helpful examples for awk. work in progress cat MAC_Vendor_List grep "(hex)" sed 's/\//\\/g' awk '{sub(" ",":",$1);sub(" ",":",$1); printf "s/"tolow...

continuous grep How to grep continuously in a logfile tail f file grep line buffered pattern

How to create random file of defined size dd if=/dev/zero of=the_file bs=1 count=0 seek=100M dd if=./randomgruetze of=./testfile100M bs=1024 count=100000 seek=$ 1...

curl Download a file (wget replacement) curl OL http://example.com/foo.tgz View the HTML Header curl IsS http://s2p.de/Sysadmin/WebHome Check if apache can g...

Howto check a domain in your script dnstest #! /bin/sh printf "% 32s%15s " $2 $3; dig short @$1 $2 $3 grep $4 /dev/null echo '\t\033 32mok\033 39m' ...

echo Print your PATH settings in human readable format on your Linux, macOS or Unix box: echo "${PATH//:/$'\n'}" See https://cyberciti.biz/faq/howto print path va...

fgres string replace utility for binary and text files/pipes Copyright (c) 1994, W. Stumvoll, Germany Download source file fgres 1.5.tar.gz Download Rea...

How to find (and delete) empty directories with command line tools You can use the standard CLI tool find. find . type d empty print and if you like to delete ...

The Screen Is All Full of Weird Characters Instead of Letters How to fix UNIX garbage characters in your terminal echo Ctrl V Ctrl O

Get ride of Pocket in Firefox 1 Edit configuration about:config 2 change extensions.pocket.enabled to false * https://www.howtogeek.com/228863/how to rem...

graphviz, omnigraffle and the dot language Graphviz is open source graph visualization software. Graph visualization is a way of representing structural informati...

Here documents or heredoc Multi line message using cat #!/bin/sh cat Multi line message using cat, with tabs suppressed #!/bin/sh cat Multi line message usi...

How to sort IPs with gnu sort sort n t . k 1,1 k 2,2 k 3,3 k 4,4 /verbatim

How to sort for IPs in a certain block in vim :g/ startpattern / 1,/ stoppattern / 1 #33;sort n t . k 1,1 k 2,2 k 3,3 k 4,4 For example in bind reverse loo...

List of IP Address Management tools (IPAM) and DNS DHCP IPAM (DDI) List of IPAM at Wikipedia commercial * QIP * Infoblox http://www.infoblox.de/de/product...

jekyll A static website generator. Create a new projekt jekyll new projektname Replace default template (minima) with your own template rm about.md index.md and...

LaTeX / XeLaTeX Installation Usage komascript TODO Example invoice Mit Logo TODO OpenType font / Schrift Easy money transfer with QR Code / Einfache Überwei...

syslog monitoring bayesian filter * btail * CRM114 * CRM114 @ Black Hat 2010

mtree mtree as a tripwire replacement With more you can extract several file system parameters and compare it later on with your files. You can use it to build a...

multitail The program multitail lets you view one or multiple files like the original tail program. multitail ci green httpd access.log ci yellow I httpd...

nmap Examples * nmap p80 Pn iL liste1.txt oG awk '/open/{print $2 " " $3}' * nmap p80 10.167.1.0/24 oG grep open * cat gscan.10.130.0.0 1...

OpenSSL View the content of a certificate openssl x509 in Desktop/vpn.uni konstanz.de.pem noout text

perl Check if a module is installed * http://stackoverflow.com/questions/1039107/how can i check if a perl module is installed on my system from the command l...

search and replace with perl Replace textpattern in a file perl p i e 's/Joe Doe/Kermit/g' file.txt

ping utilities pingtest #!/bin/sh if $# eq 3 then cat This tool needs one ip as a parameter and a second with a shortname/comment and will just answer w...

How can i prevent the scrollbar to jump to the clicked location? 1 Edit configuration about:config 2 add ui.scrollToClick=0 (as Number not Boolean) * htt...

Radius server * freeradius * RadiusNT * radiusX * OpenRADIUS * XTRadius Commercial * radiator * Cisco ACS * Microsoft IAS * Cistron ...

rc files / config files for several tools * VimRc * TcshRc * KermIt

How to connect as root to user screen The unprivileged user is running screen and the admin (root) likes to help i.e. connects to the user screen su joe c "scrip...

rtorrent Links * https://wiki.archlinux.org/index.php/RTorrent#Create_and_manage_files * http://harbhag.wordpress.com/2010/06/30/tutorial using rtorrent on...

connect screen to a serial interface If you didn't have kermit or minicom on your system, you can use screen to connect to your serial port. Open the connection ...

sed * SedReplaceNewline * SedPrint10thLine Links * http://www.canbike.org/information technology/sed delete carriage returns and linefeeds crlf.html cat ...

CLI / shell color codes styles = { 'bold' : '\x1B 1m', '\x1B 22m' , 'italic' : '\x1B 3m', '\x1B 23m' , 'underline' : '\x1B ...

Simple form test

Synctool http://www.heiho.net/synctool/ WORK IN PROGRESS Simple steps 1 Setup working ssh keys, so that you need no password or you can save the password in a...

tcpdump tcpdump filter to match DHCP packets including a specific Client MAC Address: tcpdump i eth3 vvv s 1500 '((port 67 or port 68) and (udp 38:4 = 0x00cac...

VirtualBoxGuest

wget with proxy wget e use_proxy=yes e http_proxy=10.123.23.5:3128 http://pecl.php.net/get/oci8 1.4.1.tgz

xargs find . name "*.flac" xargs file xargs: unterminated quote find . name "*.flac" print0 xargs 0 file The print0 argument tells find to use the NULL c...