Commands by dasmna (2)

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rot13 simple substitution cipher via command line
E.g. Useful for hiding spoilers in reviews, etc.

Check which files are opened by Firefox then sort by largest size.
Check which files are opened by Firefox then sort by largest size (in MB). You can see all files opened by just replacing grep to "/". Useful if you'd like to debug and check which extensions or files are taking too much memory resources in Firefox.

eavesdrop
Record off the microphone on a remote computer and listen to it live through your speakers locally.

Check motherboard manufacturer, product name, version and serial number
Very slick way to check your motherboard manufacturer, product name, version and serial number.

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

Find the package that installed a command

Capitalize the first letter of every word

Encrypted archive with openssl and tar
The lifehacker way: http://lifehacker.com/software/top/geek-to-live--encrypt-your-data-178005.php#Alternate%20Method:%20OpenSSL "That command will encrypt the unencrypted-data.tar file with the password you choose and output the result to encrypted-data.tar.des3. To unlock the encrypted file, use the following command:" $ openssl des3 -d -salt -in encrypted-data.tar.des3 -out unencrypted-data.tar

Apache memory usage

check open ports
Tested in Linux and OSX


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