“System Security Services Daemon” AKA SSSD

… It is intended to provide single sign-on capabilities to networks based on Unix-like OSs that are similar in effect to the capabilities provided by Microsoft Active Directory Domain Services to Microsoft Windows networks. https://en.wikipedia.org/wiki/System_Security_Services_Daemon Enroll your Linux machine into an Active Directory, FreeIPA or LDAP domain. Use remote identities, policies and various authentication and… Continue reading “System Security Services Daemon” AKA SSSD

Linux: how to edit certain system files in a secured way: vipw, vigr, visudo

https://manpages.debian.org/unstable/passwd/vipw.8.en.html https://manpages.debian.org/unstable/passwd/vigr.8.en.html https://manpages.debian.org/unstable/sudo/visudo.8.en.html vipw and vigr are actually the same utility. You still have to also apply sudo on your command in order to gain the necessary privileges: Under certain circumstances you have to tell the utility, which (visual) editor to use: CAVEAT: the following article tells you something incorrect regarding “-s” / “–shadow” (read… Continue reading Linux: how to edit certain system files in a secured way: vipw, vigr, visudo

Linux: how to grant “sudo” privileges to an account: “usermod”

https://manpages.debian.org/unstable/passwd/usermod.8.en.html CAVEAT: Do not edit any file for gaining the required effect, instead: use the following command line! Actually it adds (“–append”) ACCOUNT to a user group by the name of sudo. That works because of this entry in the file /etc/sudoers (what is the group sudo allowed to do?): In other Linux distributions the group… Continue reading Linux: how to grant “sudo” privileges to an account: “usermod”

terminal emulators available in the Cygwin environment

The classical Unix/BSD/Linux approaches: https://en.wikipedia.org/wiki/Terminal_multiplexer https://en.wikipedia.org/wiki/GNU_Screen https://en.wikipedia.org/wiki/Tmux … I urgently need to replace mintty within my Cygwin environment by something more serious. I need to split the screen horizontally or vertically. And I cannot cope with screen‘s shortcomings – esp. with its learning curve. https://cygwin.com/packages/package_list.html https://cygwin.com/packages/x86_64/konsole/ https://cygwin.com/packages/x86_64/konsole4/ Which packages can we find in Cygwin: $… Continue reading terminal emulators available in the Cygwin environment

a “terminal multiplexer” is a software application …

https://en.wikipedia.org/wiki/Terminal_multiplexer Features: persistence multiple windows AKA screen splitting, screen tiling (my most wanted feature) – other applications have that as well (and for the same purpose): emacs, KDE konsole, … session sharing … Implementations: https://en.wikipedia.org/wiki/Terminal_multiplexer#Implementations https://en.wikipedia.org/wiki/GNU_Screen https://en.wikipedia.org/wiki/Tmux https://github.com/ruda/splitvt / https://slouken.libsdl.org/projects/splitvt/ …

KDE Konsole is a terminal emulator (AKA console) for the K Desktop Environment — outdated — I now prefer qterminal over konsole

https://konsole.kde.org https://docs.kde.org/stable5/en/applications/konsole/commandreference.html#settings-menu — shortcuts, how to move the focus to another tab, … http://kde-cygwin.sourceforge.net https://cygwin.com/packages/package_list.html https://cygwin.com/packages/x86_64/konsole/ https://cygwin.com/packages/x86_64/konsole4/ I urgently need to replace mintty within my Cygwin environment by something more serious. I need to split the screen horizontally or vertically. And I cannot cope with GNU screen‘s shortcomings – esp. with its learning curve. Context: https://en.wikipedia.org/wiki/Terminal_multiplexer… Continue reading KDE Konsole is a terminal emulator (AKA console) for the K Desktop Environment — outdated — I now prefer qterminal over konsole

GNU wdiff — front end to GNU diff — word differences

https://directory.fsf.org/wiki/Wdiff Compares two files on a word per word basis, finding the word deleted or added from the first file to make the second. A word is defined as anything between whitespace. It works by creating two temporary files, one word per line, and the executes ‘diff’ on these fields. It collects the ‘diff’ output… Continue reading GNU wdiff — front end to GNU diff — word differences