Commands by teloon (3)

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svn diff colorized
If colordiff utility installed, it is sometimes handy to call this command. Of course, you should create an alias for it. E.g. svndiff.

Outputs a sorted list of disk usage to a text file
Recursively searches current directory and outputs sorted list of each directory's disk usage to a text file.

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" }

change ownership en masse of files owned by a specific user, including files and directories with spaces
In the example, uid 0 is root. foo:foo are the user:group you want to make owner and group. '.' is the "current directory and below." -print0 and -0 indicate that filenames and directories "are terminated by a null character instead of by whitespace."

a function to find the fastest DNS server
http://public-dns.info gives a list of online dns servers. you need to change the country in url (br in this url) with your country code. this command need some time to ping all IP in list.

Big Countdown Clock with hours, minutes and seconds
Figlet is easy to find for download on the internet, and works for any text. Quite cool.

Find the package that installed a command

Big Countdown Clock with hours, minutes and seconds
Figlet is easy to find for download on the internet, and works for any text. Quite cool.

pretend to be busy in office to enjoy a cup of coffee
Dialog's gauge widget accepts progress updates on stdin. This version runs dialog once and updates it every second. There's no need to use timeout which causes screen flicker since it restarts dialog for each update.

Add prefix onto filenames
Best to try first with -n flag, to preview

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