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Creating A Single Image Video With Audio via ffmpeg

Create a tar of directory structure only

Read just the IP address of a device

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

holafiesta webradio
musica nel cuore dove c'? musica note di emozioni

Generate a 18 character password, print the password and sha512 salted hash
Generate a 18 character password from character set a-zA-Z0-9 from /dev/urandom, pipe the output to Python which prints the password on standard out and in crypt sha512 form.

Find all dot files and directories

pretend to be busy in office to enjoy a cup of coffee
Create a progress dialog with custom title and text using zenity.

FizzBuzz One-liner

Clean up after a poorly-formed tar file
These days, most software distributed in tar files will just contain a directory at the top level, but some tar files don't have this and can leave you with a mess of files in the current folder if you blindly execute $ tar zxvf something.tar.gz This command can help you clean up after such a mistake. However, note that this has the potential to do bad things if someone has been *really* nasty with filenames.


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