Commands by Gracierose (0)

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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"

Creating ISO Images from CDs/DVDs
create an iso from your cd/dvd-rom device . You need to umount /dev/cdrom before using the cli

Convert seconds to [DD:][HH:]MM:SS
Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

Yet Another Large Screen Clock

SVN Command line branch merge
This will merge all of the changes from {rev_num} to head on the branch to the current working directory

nagios wrapper for any script/cron etc
use w/ check_freshness. passes the last line of output and exit code to nagios via nsca

analyze traffic remotely over ssh w/ wireshark
Please check out my blog article on this for more detail. http://jdubb.net/blog/2009/08/07/monitor-wireshark-capture-real-time-on-remote-host-via-ssh/

Recursive Line Count

List upcoming events on google calendar
Requires googlecl (http://code.google.com/p/googlecl/) Even better when you wrap this in a script and allow the --date=STRING to be $1. Then you can type: whatson "next Thursday" The date string for UNIX date is very flexible. You can also add --cal "[regex]" to the end for multiple calendars.

List your largest installed packages (on Debian/Ubuntu)

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