Commands by JessyWhite (0)

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Import SQL into MySQL with a progress meter
This uses PV to monitor the progress of the MySQL import and displays it though Zenity. You could also do this pv ~/database.sql | mysql -u root -pPASSWORD -D database_name and get a display in the CLI that looks like this 2.19MB 0:00:06 [ 160kB/s] [> ] 5% ETA 0:01:40 My Nautalus script using this command is here http://www.daniweb.com/forums/post1253285.html#post1253285

raw MySQL output to use in pipes
-N removes header -s removes separator chars -r raw output After using these options, the MySQL ouptut can be used with pipes very easily

Mysql uptime
show Mysql uptime

Hide or show Desktop Icons on MacOS
Hides all Files and Folders on the MacOS Desktop. To show files and folders, type "true" instead of "false". "Finder" at the end is case sensitive, "finder" doesn’t work

Check hashes of files installed by Debian packages, reporting only errors.

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" }

Remove all unused kernels with apt-get
This should do the same thing and is about 70 chars shorter.

Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

Simplest way to get size (in bytes) of a file

See a full list of compiler defined symbols
From http://lists.debian.org/debian-devel/2001/01/msg00971.html .


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