Axel Werner's OPEN SOURCE Knowledge Base

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====== Meine IT Artikel ======

===== Linux =====

{{ :linux-tux1.jpg|}}

  * [[.linux:debian:getting-started-with-debian-12-without-ansible]]
  * [[.linux:samba-einige-nuetzliche-net-kommandos]]
  * [[it-artikel:linux:mutt-goes-maildir-wie-man-mutt-fuer-maildir-konfiguriert]]
  * [[.linux:link-speed-und-link-modus-einer-ethernet-schnittstelle-einstellen-mit-ethtool]]
  * [[.linux:screen-fenster-manager-und-multifunktions-werkzeug-fuer-die-text-konsole]]
  * [[.linux:systemweites-autologout-fuer-root-shells]]
  * [[http://www.youtube.com/watch?v=sAFEbImxUfw|YouTube Video: How to enable AUTO LOGOUT on a BASH Shell]]
  * [[http://www.youtube.com/watch?v=eoIHgf4g4BI|YouTube Video: Linux Tech Tip - "mktemp"]]
  * [[http://www.youtube.com/watch?v=QWUZDw_PLso|YouTube Video: Linux Tech Tip - "file"]]
  * [[.linux:openldap-ppolicy-und-passwd-oder-wie-man-den-passwortwechsel-auf-der-shell-erzwingen-kann]]
  * [[.linux:automatische-datensicherung-der-lokalen-ldap-datenbank-anfertigen]]
  * [[.linux:automatische-datensicherung-der-filesystem-acls-mit-hilfe-von-getfacl-anfertigen]]
  * [[.linux:nscd-oder-warum-neue-benutzergruppen-oder-gruppenmitgliedschaften-nicht-sofort-sichtbar-sind]]
  * [[.linux:einrichten-des-lvm2-logical-volume-manager]]
  * [[.linux:linux-filesystem-acls-und-kommandozeilen-tools]]
  * [[it-artikel:linux:ldap-samba-kommandozeilen-tools-cli]]
  * [[it-artikel:linux:wie-man-gq-ldap-browser-client-auf-debian-lenny-installieren-kann]]
  * [[.linux:grep-tipps-und-tricks]]
  * [[.linux:cups-common-unix-printing-system]]
  * [[.linux:anwendung-von-crontab-zur-automatisierung-von-vorgaengen]]
  * [[.linux:bash-tipps-und-tricks]]
  * [[it-artikel:linux:zeitsyncronisation-mit-ntpd-und-ntpdate|]]
  * [[it-artikel:linux:vi-vim-tipps-und-tricks]]
  * [[.linux:vergleichen-von-verzeichnissen-und-dateien-mit-diff]]
  * [[it-artikel:linux:nuetzliche-befehle-fuer-die-software-und-paketverwaltung-unter-debian-ubuntu]]
  * [[it-artikel:linux:cd-dvd-massen-import-script-automatisiert-massenweise-cd-dvds-importieren-bzw-auf-platte-kopieren]]
  * [[it-artikel:linux:fehlende-man-pages-manuell-hinzufuegen-installieren]]
  * [[it-artikel:linux:svn-subversion-wie-man-sich-einen-einfachen-svn-server-unter-ubuntu-debian-installiert]]
  * [[it-artikel:linux:die-steuerdateien-forcefsck-und-fastboot-oder-wie-man-beim-bootvorgang-einen-filesystem-check-erzwingt-bzw-unterdrueckt]]
  * [[it-artikel:linux:dumpe2fs-tune2fs-tools-zum-manipulieren-der-ext2-ext3-ext4-filesystem-parameter]]
  * [[it-artikel:linux:cowsay-cowthink-skurriles-auf-der-kommandozeile]]
  * [[it-artikel:linux:iso-cd-dvd-images-mounten-und-oder-iso-images-von-cd-dvd-erstellen]]
  * [[.linux:stata-12-on-64bit-sles-11-sp1-libgtksourceview-1.0.so.0-cannot-open-shared-object-file]]
  * [[.linux:wie-kann-innerhalb-einer-vmware-console-auf-eine-linux-text-console-umschalten-wenn-ctrl-alt-f1-nicht-funktioniert]] 
  * [[.linux:automatisches-backup-rsync-mit-hot-plug-sata-bzw-usb-festplatten-als-sicherungsmedium]]
  * [[.linux:screenshots-erstellen-und-direkt-bearbeiten-mit-shutter-unter-ubuntu-16.04-alternative-zu-greenshot-und-hardcopy-unter-windows]]
  * [[.linux:massenhaft-dateinamen-bereinigen-bzw-umbenennen-auf-der-kommandozeile-mit-rename-und-regex]]
  * [[.linux:festplatten-sicher-shreddern-mit-linux-boardmitteln-anstatt-mit-dban]]
  * [[.linux:how-to-use-a-usb-floppy-drive-to-backup-and-restore-double-density-dd-and-high-density-hd-disk-images-using-linux-for-vintage-roland-synthesizers-samplers-or-music-keyboards]]
  * [[.linux:how-to-upgrade-ubuntu-linux-16.04-lts-16.10-or-17.04-to-ubuntu-18.04-lts-inplace]]
  * [[.linux:how-to-enable-audio-normalization-a.k.a.-audio-compression-a.k.a.-audio-dynamic-range-compression-under-linux]]
  * [[.linux:how-to-mass-download-all-mega.nz-files-links-from-html-page-using-megatools]]
  * [[.linux:how-to-find-files-by-separate-keywords-real-quick-using-locate-instead-of-find]]
  * [[.linux:how-to-mass-download-all-zip-iso-7z-mp3-mp4-avi-files-from-a-single-web-page-using-wget]]
  * [[.linux:how-to-install-gtop-graphical-top-an-advanced-text-ui-system-monitor-on-ubuntu-18.04-or-similar]]
  * [[.linux:shellscript-automatically-fix-wrong-filename-extensions-fix-filename-extension.sh]]
  * [[.linux:how-to-join-or-connect-ubuntu-desktop-18.10-workstation-to-an-active-directory-ad-domain-including-automatic-mounting-of-cifs-smb-shares-and-home-directory]]
  * [[.linux:add-more-system-information-and-color-to-your-virtual-terminals-and-shells-with-screenfetch]]
  * [[.linux:How to achieve easy automatic deployment of Centos7 as VirtualBox VM in a dynamic DNS LAN environment with an Ansible playbook]]
  * [[.linux:How to update BIOS firmware for Toshiba Tecra A2 (maybe others as well) within Linux]]
  * [[.linux:How to make an Ubuntu or Debian apt repository locally available as an emergency offline fallback]]
  * [[.linux:how-to-configure-or-add-a-static-ipv6-address-to-your-ipv4-ubuntu-server-with-bridged-interfaces]]
  * [[.linux:how-to-install-ubuntu-server-2004-lts-with-bridged-interfaces]]
  * [[.linux:CAVE Cloned VMs of UBUNTU 20.04 Server or Desktop all keep same IP address even when MAC had changed]]
  * [[.linux:How to limit users to update or upgrade installed packages on their UBUNTU 20.04 installation but not allow installing packages using sudo and aptitude]]
  * [[.linux:EXPERIMENTAL HA Kubernetes Cluster for SOHO use on UBUNTU + k3sup + k3s base]]
  * [[.linux:Command line (cli) examples for use with LBRY a.k.a. Odysee video platform (youtube alternative)]]
  * [[.linux:How to install and configure Docker on UBUNTU Server 20.04 (and similar)]]
  * [[.linux:How to create a self signed or official ssl tls certificate without questions asked (non-interactive) on the command line interface]]
  * [[.linux:How to enable free updates to proxmox, the free open source vmware killer, without a costly subscription]]
  * [[.linux:How to enable pc speaker on UBUNTU 20.04 to make your server audible without additional hardware]]
  * [[.linux:How to mount home from another already mounted drive or volume for better snaps support]]
  * [[.linux:Proxmox 7 Installation and Configuration with two network interfaces]]
  * [[.linux:Proxmox 8 how to use cli only to create and spin up new linux vms (qemu)]]
  * [[.linux:Proxmox 8 How to check and report zpool zraid status automatically]]

===== Windows =====
{{ :windows.jpg|}}
  * [[.windows:einzigartige-namen-und-gueltigkeitspruefung-mit-microsoft-excel]]
  * [[.windows:icacls-server-2003-cli-tool-zum-anzeigen-sichern-und-setzen-von-ntfs-dateisystem-berechtigungen]]
  * [[.linux:samba-einige-nuetzliche-net-kommandos]]
  * [[.windows:cut-paste-und-alt-tab-fuer-xming-x-server-einschalten]]
  * [[.windows:excel-email-adressen-mit-hilfe-von-regulaeren-ausdruecken-auf-gueltigkeit-ueberpruefen]]
  * [[.windows:regedit-kommandozeilen-paramete-import-export-ueber-batch-dateien]]
  * [[.windows:putty-einstellungen-exportieren-bzw-importieren]]
  * [[.windows:mstsc-microsoft-terminalserver-client-rdp-client]]
  * [[.windows:msiexec.exe-kommandozeilen-parameter]]
  * [[.windows:alte-befehle-in-dosbox-cmd.exe-anzeigen-lassen-command-history]]
  * [[.windows:setenv.exe-aendern-von-windows-umgebungsvariablen-per-cli-z.b.-path]]
  * [[.windows:runas-unter-windows-xp-programme-unter-anderem-benutzer-starten]]
  * [[it-artikel:windows:pause-sleep-zeitverzoegerung-in-windows-batch-scripte-mit-onboard-mitteln]]
  * [[it-artikel:windows:kommandozeile-unter-windows-7-vista-direkt-als-administrator-ausfuehren]]
  * [[.windows:mit-windows-powershell-massenhaft-dateinamen-bereinigen-oder-saeubern-und-umbenennen]]
  * [[it-artikel:windows:autologon-fuer-windows-7-einrichten]]
  * [[.windows:windows-7-8-und-10-zum-holen-einer-neuen-ip-adresse-per-dhcp-zwingen-wie-man-mehrere-kommandozeilen-befehle-hintereinander-verketten-kann]]
  * [[.windows:ip-adresse-eines-servers-hosts-auf-der-kommandozeile-ermitteln-unter-windows-7-windows-10]]
===== Learning JAVA =====
{{ :java.gif?100|}}

Here i present my Solutions/Code i made while learning JAVA, following the [[http://see.stanford.edu/see/courseinfo.aspx?coll=824a47e1-135f-4508-a5aa-866adcae1111|Computer Science Course CS106A of Prof. Mehran Sahami]] at the [[http://www.stanford.edu|STANFORD University]]. THANKS A LOT for sharing the complete course and material via internet!

  * [[.java:my-solution-on-assignment-1-problem-2]]
  * [[.java:my-solution-on-assignment-1-problem-3]]
  * [[.java:my-solution-on-assignment-1-problem-4]]
  * [[.java:my-solution-on-section1-cleaning-punchcards]]
  * [[.java:my-solution-on-assignment-2-problem-1]]
  * [[.java:my-solution-on-assignment-2-problem-2]]
  * [[.java:a-solution-on-assignment-2-problem-3]]
  * [[.java:my-solution-on-assignment-2-problem-4]]
  * [[.java:my-solution-on-assignment-2-problem-5]]
  * [[.java:my-solution-on-assignment-2-problem-6]]
  * [[.java:demo-assignment-operators-which-way-around]]
  * [[.java:learning-java-dowhiledemo_wargames_logindemo]]
  * [[.java:my-first-real-java-project-flashysquare-v.1.0]]
  * [[.java:minimales-java-konsolen-programm-und-wie-man-es-von-der-kommandozeile-startet]]
  * [[.java:my-solution-on-cs106a-section-20-problem-3-random-circles]]
  * [[.java:my-solution-on-cs106a-section-20-problem-4-drawing-lines]]
  * [[.java:cs106a-bouncingball-sample-code-phenomenon-ball-bounces-forever]]


===== Learning Python =====

{{ :python.png?nolink&100|}}

Here i present my Code experiments and small apps or tools i made while learning Python. 

  * [[.python:learning-python3-frameit.py-command-line-tool-to-frame-text-on-the-console]]
  * [[.python:learning-python3-bargraph.py-small-program-to-generate-an-ascii-bargraph-of-any-width]]


===== Arduino & Microcontrollers & Electronics =====

  * [[electronics:repairing-a-faulty-80s-power-supply-13.8v-3a-from-conrad-elektronik-germany]]
  * [[it-artikel:arduino:My-research-or-reaction-on-Julian-Investigates-How-Slow-is-Arduino-video]]
===== DokuWiki =====
  * [[.dokuwiki:meine-plugin-empfehlung-fuer-dokuwiki]]



===== Sonstiges =====
  * [[misc:english-song-lyrics-herbert-groenemeyer-hold-me-halt-mich]]
  * [[.misc:ein-und-ausgehender-email-verkehr-testen-mit-hilfe-der-tu-berlin]]
  * [[.misc:verwendung-von-schluesselwoertern-in-firefox-3.x-zur-vereinfachung-von-suchanfragen-und-ldap-suchen]]



{{tag>dokuwiki toc linux windows articles artikel scripting shell bash inhalt}}