Commands by acumon (1)

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Create an alias, store it in ~/.bash_aliases and source your new alias into the ~/.bashrc
This is useful if you use a shell with a lot of other users. You will be able to run "topu" to see your running processes instead of the complete 'top -u username'. Read more on alias: http://man.cx/alias

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" }

draw matrix using dot

clear current line

list block devices
Shows all block devices in a tree with descruptions of what they are.

Get a regular updated list of zombies
Shows all those processes; useful when building some massively forking script that could lead to zombies when you don't have your waitpid()'s done just right.

monitor network traffic and throughput in real time
see http://iptraf.seul.org/ for all kinds of documentation and screenshots

List of commands you use most often

List bash functions defined in .bash_profile or .bashrc

HTTP GET request on wireshark remotly


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