Commands tagged built-in (4)

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Set executable permissions on a file under Subversion
This avoids the "chmod +x filename" after performing a check out or export. From http://snipplr.com/view/5277/set-executable-permissions-on-a-file-under-subversion/

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

Google text-to-speech in mp3 format

Are the two lines anagrams?
This works by reading in two lines of input, turning each into a list of one-character matches that are sorted and compared.

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"

Grep Recursively Through Single File Extension
Trac 0.12.2-stable

grep -v with multiple patterns.
You can use -e to pass multiple patterns.

Easy to extend one-liner for cron scripts that automate filesystem checking
This one-liner is for cron jobs that need to provide some basic information about a filesystem and the time it takes to complete the operation. You can swap out the di command for df or du if that's your thing. The |& redirections the stderr and stdout to the mail command. How to configure the variables. TOFSCK=/path/to/mount FSCKDEV=/dev/path/device or FSCKDEV=`grep $TOFSCK /proc/mounts | cut -f1 -d" "` MAILSUB="weekly file system check $TOFSCK "

MP3 player
I tried a few curses based mp3 players for playing back choir practice songs for my wife. Unfortunately none of the ones I tried were capable of scrubbing a track. Firefox saves the day.

Directory bookmarks
pushd and popd are your friends, but sometimes they're just incompatible with the way one works... Two shell functions: bm bookmarkname - "bookmarks" the current directory, just 'cd $BMbookmarkname' to return to it. forget bookmarkname - unsets the 'bookmarkname' variable. It isn't mandatory, they cease to exist when the session ends.


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