= Sammlung von Ubuntu Befehlen = <> == gimicks für Ubuntu == * to see right away that you are root atm; add following line to root .bashrc {{{export PS1='\[\e[31m\]\u@\h:\w\[\e[0m\]\$'}}}. == Software unter Ubuntu == * thunderbird * Pakete: thunderbird, thunderbird-locale-de * Add-ons: http://sogo.nu/download.html#/frontends * lightning (since last few versions, it is included in thunderbird) * SOGo Connector * SOGo Integrator * Chrome * create chrome.list in folder /etc/apt/source.list.d with {{{deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main}}} * get key {{{wget https://dl.google.com/linux/linux_signing_key.pub}}} * add key via {{{sudo apt-key add linux_signing_key.pub}}} * {{{sudo apt update}}} * {{{sudo apt install google-chrome-stable}}} * Tomboy * qpdf - command line tool to encrypt pdf files {{{qpdf --password="geheim" --decrypt mitpasswort.pdf ohnepasswort.pdf}}} * Manipulating pdfs: * pdfunite {{{pdfunite sample1.pdf sample2.pdf sample.pdf}}} * pdfseparate {{{pdfseparate -f 1 -l 2 input.pdf output_%d.pdf }}} {{{pdfseparate sample.pdf sample-%d.pdf}}} creates for each page a new pdf. * keepass2 * https://forum.kee.pm/t/installing-kee-instructions/23 * Plugin-path unter Ubuntu 17.04+: /usr/lib/keepass2/Plugins * texlive-full; als Editor '''TeXstudio''' oder vim * apt-get indicator-multiload * Seafile * Jetbrains Toolbox; https://www.jetbrains.com/toolbox/app/ * [[IntelliJ IDEA]] * gimp * skype * http://ubuntuhandbook.org/index.php/2015/10/install-skype-4-3-ubuntu-15-10/ * https://wiki.ubuntuusers.de/Skype/ * git * docker; https://docs.docker.com/install/linux/docker-ce/ubuntu/ * virtualbox * https://www.virtualbox.org/wiki/Linux_Downloads * add ppa:{{{sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian xenial contrib" >> /etc/apt/sources.list.d/virtualbox.org.list'}}} * Extension Pack, download newest version from https://www.virtualbox.org/wiki/Downloads * In der VM VBoxGuestAdditions installieren, danach kann man laufwerke mounten. Download from http://download.virtualbox.org/virtualbox/ choose your release of VM . * to be able to use USB- devices, add yourself to group ''vboxusers'', with {{{sudo adduser $USERNAME $GROUP}}}, {{{groups $USERNAME}}} will tell you in which this user is. == Chat Clients == === riot === * https://about.riot.im/ * Debian / Ubuntu repo: * Add the repository ("artful" is codename for 17.10, use the approriate codename depending on your distribution): {{{sudo sh -c "echo 'deb https://riot.im/packages/debian/ $(lsb_release -cs) main' > /etc/apt/sources.list.d/matrix-riot-im.list"}}} * For '''MINT OS''' use the newest debian - repository at the moment it is bionic (at 2018-10-10) * Add the public key: {{{curl -L https://riot.im/packages/debian/repo-key.asc | sudo apt-key add -}}} * Update and install Riot: {{{sudo apt-get update && sudo apt-get install riot-web}}} === jabber === '''currently testing''': * (pidgin) has no carbon copy support you can get it from here https://github.com/gkdr/carbons. BUT it did not work well for me, your own message is not send to other clients just messages from others. '''not using following clients anymore for different reasons''': * --(jitsi)-- crashed after reawake from suspend * --(Version: jitsi_2.10.5550-1_amd64.deb (stand 14.2.2017))-- * --(for this I had to solve two dependencies)-- * --(jitsi-archive-keyring_1.0.1_all.deb)-- * --(and missing libappindicator1)-- * --(Installation:)-- * --(after downloading, switch to folder with downloaded files, or {{{wget -c https://download.jitsi.org/stable/jitsi_2.10.5550-1_amd64.deb to add }}})-- * --({{{sudo dpkg -i jitsi_2.10.5550-1_amd64.deb}}})-- * --({{{sudo apt-get -f install}}} (will mostly solve second dependency, if not sudo apt-get install libaapindicator1))-- * --(if first dependency occures, download it from jitsi repository.)-- * --({{{sudo dpkg -i jitsi-archive-keyring_1.0.1_all.deb}}})-- * --gajim - jabber (XMPP) Chat client with carbon-copy support-- * getting old messages from time to time, that's really annoying * --(empathy)-- has no carbon copy support == Programm Languages == === java8 === * Installing Java 8 on Ubuntu {{{ sudo add-apt-repository ppa:webupd8team/java sudo apt-get update sudo apt-get install oracle-java8-installer }}} * Configuring Java8 Environment . In Webupd8 ppa repository also providing a package to set environment variables, Install this package using following command. {{{ sudo apt-get install oracle-java8-set-default }}} === python === . {{{ sudo aptitude install python-pip }}} === nodejs === * https://nodejs.org/en/download/package-manager/ (aktuell ist 6.3.0 ; Stand: 2016-07-13) {{{ curl -sL https://deb.nodesource.com/setup_6.x | sudo -E bash - sudo apt-get install -y nodejs }}} == Konfiguration == === System Settings === * Multiple workspaces, with the following two simple comands you can activate and configurate compiz. Arrangements of virtual desktops can be adjust with hsize (horizontal) and vsize (vertikal): {{{ gsettings set org.compiz.core:/org/compiz/profiles/unity/plugins/core/ hsize 4 gsettings set org.compiz.core:/org/compiz/profiles/unity/plugins/core/ vsize 1 }}} * Alternative there is gui tool: unity-tweak-tool {{{ sudo apt-get install unity-tweak-tool }}} * Listenansicht: ''list-view'' oder ''icon-view'' {{{gsettings set org.gnome.nautilus.preferences default-folder-viewer 'list-view'}}} === Drucker/ Printer === * download and extract to Downloads ftp://ftp.dell.com/printer/Dell-5130cdn-Color-Laser-1.3-1.noarch.rpm * or use [[attachment:Dell_5130cdn.ppd]] * open printer-window -> New printer -> Network Printer -> find Network Printer -> enter current IP-address of printer (if it is not in same subnet as your laptop) -> press Find -> Choose IPP (xxx.xx.xxx.xx) -> press Forward -> provide PPD file -> choose your extract ppd file -> choose '''2-Tray option''' and finish installation with a test page === Verwalten von ppa/ Management of ppa === * eine kleine Geschichte zu ppa: https://ikhaya.ubuntuusers.de/2006/11/20/eine-kleine-geschichte-ueber-fremde-paketquellen/ . Short story about ppa in German. ==== Hinzufügen/ add ==== . {{{ sudo add-apt-repository ''ppa:benutzer/paketname'' }}} * Beispiel für java8: sudo add-apt-repository ppa:webupd8team/java {{{ sudo apt-get update }}} oder {{{ sudo aptitude update }}} {{{ sudo apt-get dist-upgrade }}} * Installieren von software per commandline: {{{ sudo aptitude install ProgrammName }}} ==== Entfernen/ remove ==== . {{{ sudo ppa-purge ''ppa:benutzer/paketname'' }}} ==== Anschauen von FremdPPAs/ checking foreign ppas ==== . {{{ find /etc/apt -name „*\.list“ -exec grep -v „\s*#“ ‚{}‘ \; | grep -v „deb-src“ | grep -Piso „ppa.launchpad.net/[^/]+/[^/ ]+“ | sed -r ’s~^ppa.launchpad.net/~ppa:~‘ }}} ==== Probleme mit google PPA (depracted) ==== . {{{ sudo sed -i -e 's/deb http/deb [arch=amd64] http/' "/etc/apt/sources.list.d/google-chrome.list" }}} ==== PPA - list ==== . {{{ indicator-multiload/stable-daily - paket: indicator-multiload ppa:mozillateam/thunderbird-next }}} === SSH -key === ==== Generieren eines SSH-keys ==== . {{{ ssh-keygen -t rsa }}} Ausgabe : . {{{ Enter file in which to save the key (/home/demo/.ssh/id_rsa): }}} Mit Enter wird eine Datei id_rsa im Verzeichnis .ssh erstellt. . {{{ Enter passphrase (empty for no passphrase): }}} ==== Public key auf server kopieren ==== . {{{ cat ~/.ssh/id_rsa.pub | ssh user@123.45.56.78 "mkdir -p ~/.ssh && cat >> ~/.ssh/authorized_keys" }}} == video converting by using ffmpeg == ffmpeg -i -ar 44100 -ab 96 -f flv If you want to cut end of movie, you can use -t option: -t duration Set the recording time in seconds. “hh:mm:ss[.xxx]” syntax is also supported