Commands by betsubetsu (7)

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Download all images on a 4chan thread

Create a new file

Recursive Line Count
We use `-not -name ".*"` for the reason we must omit hidden files (which unnecessary). We can only show up total lines like this: $ find * -type f -not -name ".*" | xargs wc -l | tail -1

clone an USB stick using dd + see its process
The following command will clone usb stick inside /dev/sdc to /dev/sdd Double check you got the correct usb sticks (origional-clone)with fdisk -l.

Delete all empty lines from a file with vim
This command delete all the empty lines (include the lines with space) from a file. g = global command \S = non-whitespace character; !\S the opposite d = delete a range

Create sqlite db and store image
Creates a simple sqlite db (img.db) inserts /tmp/Q.jpg on base64 an recorvers it as /tmp/W.jpg

Print number of mb of free ram

Kill all Zombie processes if they accept it!
Tested on FreeBSD 8.1 and CSH. The scripts works correctly but the Zombies do not die! I hope it will run and function as expected in Linux and others.

Print line immediately before a matching regex.
Use this if you don't have access to GNU grep's -B option.

Find usb device in realtime
Using this command you can track a moment when usb device was attached.


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