Commands by kulor

Commands by kulor (4)

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Find all dot files and directories

trying to copy all your dotfiles from one location to another, this may help Show Sample Output
This is sample output - yours may be different.
```
.bash_profile
.bashrc
.ssh
```
-2

ls -a | egrep "^\.\w"

kulor · 2009-11-11 18:19:56 9
Add user to group on OS X 10.5

adding users to groups on OS X is not a straightforward process, you need to use the new in built in Directory Service command line utility...
This is sample output - yours may be different.
0

sudo dscl localhost -append /Local/Default/Groups/admin GroupMembership username

kulor · 2009-09-03 04:40:10 0
Get your external IP address
This is sample output - yours may be different.
9

curl -s 'http://checkip.dyndns.org' | sed 's/.*Current IP Address: $[0-9\.]*$.*/\1/g'

kulor · 2009-08-06 11:54:31 1
ssh autocomplete

Could use your ssh bash history if your known_hosts are hashed and you want to keep it hashed
This is sample output - yours may be different.
-3

complete -W "$(echo `cat .bash_history | egrep '^ssh ' | sort | uniq | sed 's/^ssh //'`;)" ssh

kulor · 2009-07-24 09:48:46 2

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check open ports without netstat or lsof

check the status of 'dd' in progress

shell function to make gnu info act like man.

For those who hate navigating info pages, a shell function which will dump the contents to stdout, then page it through less, thus acting like 'man'.

Set laptop display brightness

Run as root. Path may vary depending on laptop model and video card (this was tested on an Acer laptop with ATI HD3200 video). $ cat /proc/acpi/video/VGA/LCD/brightness to discover the possible values for your display.

Create QR codes from a URL.

like 7300, but doesn't clutter your working directory with old qr.*.png files. This will get the QR barcode, and send it right into ImageMagick's 'display' tool. Usage is the same as 7300; just call this function followed by the URL: $ qrurl http://xkcd.com

Batch file name renaming (copying or moving) w/ glob matching.

list block devices

Shows all block devices in a tree with descruptions of what they are.

Print one . instead of each line

this version only uses shell builtins

Grab the first 3 octets of your ip addresses

For machines that have many ip blocks spanning different Class C's, this will show which ones.

check open ports without netstat or lsof

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