Commands by unixmonkey10455

Commands by unixmonkey10455 (3)

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Summarize size of all files of given type in all subdirectories (in bytes)

This deals nicely with filenames containing special characters and can deal with more files than can fit on a commandline. It also avoids spawning du. Show Sample Output
This is sample output - yours may be different.
```
26715066695
```
1

find . -iname '*.jpg' -type f -print0 |perl -0 -ne '$a+=-s $_;END{print "$a\n"}'

unixmonkey10455 · 2010-09-12 13:14:12 4
Recompress all text files in a subdirectory with lzma

This will deal nicely with filenames containing newlines and will run one lzma process per CPU core. It requires GNU Parallel http://www.youtube.com/watch?v=OpaiGYxkSuQ
This is sample output - yours may be different.
2

find . -name '*.txt' -print0 | parallel -0 -j+0 lzma

unixmonkey10455 · 2010-07-28 21:01:12 4
Runs a command without hangups.

The improvement is that you can re-attach to the screen at a later point.
This is sample output - yours may be different.
5

screen -d -m command &

unixmonkey10455 · 2010-06-22 18:24:22 4

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Grep Recursively Through Single File Extension

Trac 0.12.2-stable

To get the CPU temperature continuously on the desktop

There is no need for variables. I also added sleep to reduce cpu usage, however I didn't test it.

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"

dump 1KB of data from ram to file

about how using internal separate field and store file content on variable

download newest adminer and rename to it's version accordingly

If the version already downloaded. it will not download again

Show permissions of current directory and all directories upwards to /

NB not 'namei -m .', as it slices the path you give it.

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" }

Benchmark SQL Query

Benchmark a SQL query against MySQL Server. The example runs the query 10 times, and you get the average runtime in the output. To ensure that the query does not get cached, use `RESET QUERY CACHE;` on top in the query file.

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