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Bash alias for creating screen session containing IRSSI, named irssi, while checking if existing session is created
Bash alias for easy irssi within screen, attempts to attach to existing irssi session, if one exists, otherwise creates one - Including wipe for when system reboots and leaves "dead" session.

Monitor dynamic changes in the dmesg log.
Other logs can be monitored similarly, e.g. $ watch "tail -15 /var/log/daemon.log"

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Docker: Remove all exited docker container

read unixtimestamp with festival
you will hear how many seconds since 1.1.1970 in english words with billions, millions and thousands. this is very useful, if you want to get over to use the unixtimestamp instead of the 24 hour clock in your dayly life

Find all files with root SUID or SGID executables
Discovering all executables on your system that can be run as another user, especially root, is critical for system security. The above command will find those files with have SUID or SGID bits set and are owned by the root user or group.

Killing processes with your mouse in an infinite loop
Useful for quickly cleaning your Desktop. Nice joke if launched at startup.

Re-emerge all ebuilds with missing files (Gentoo Linux)
This loops through all installed ebuilds and checks if every file that should be installed is still there and if not adds it to emerge. It includes a verbose output to stderr too. If you have packages installed that have whitespace in their filenames you have to change the IFS to "newline".

What is my ip?

reset Mageia urpmi media sources to network only
On Mageia (and Mandriva) Linux, this command will clear your existing urpmi configuration and configure it to use only network sources. It can be useful after you have installed from CD/DVD and don't want to continually be prompted to insert CD/DVD each time you install a package. acknowledgement: blino


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