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strace like SystemTap script
The stap script is : #! /usr/bin/env stap probe syscall.* { if (pid() == target()) printf("%s %s\n", name, argstr); }

[re]verify a disc with very friendly output
[re]verify those burned CD's early and often - better safe than sorry - at a bare minimum you need the good old `dd` and `md5sum` commands, but why not throw in a super "user-friendly" progress gauge with the `pv` command - adjust the ``-s'' "size" argument to your needs - 700 MB in this case, and capture that checksum in a "test.md5" file with `tee` - just in-case for near-future reference. *uber-bonus* ability - positively identify those unlabeled mystery discs - for extra credit, what disc was used for this sample output?

Find the package that installed a command

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" }

World Cup Live Score
World Cup Live Score of the ongoing match. Alternative to have the live score with the match statistics: $ watch -n10 --no-title "w3m http://www.livescore.com/ |awk '/live [0-9H]+[^ ]/,/red cards/'"

Remove a range of lines from a file

Do some learning...
Just realized how needless the 'ls' has been... This version is also multilingual, since there is no need to grep for a special key word ("nothing"/"nichts"/"rien"/"nada"...). And it makes use of all the available horizontal space.

look for a function reference in a library set

Stripping ^M at end of each line for files
just deletes to rogue CR from dos files, and tr is always available.

Fibonacci With Case
Returns the '$1'th Fibonacci number.


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