Commands by JesusSuperstar (4)

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Backup trought SSH

Quick access to the ascii table.

Remove blank lines from a file using grep and save output to new file

Download 10 random wallpapers from images.google.com

Securely destroy data on given device hugely faster than /dev/urandom
This command generates a pseudo-random data stream using aes-256-ctr with a seed set by /dev/urandom. Redirect to a block device for secure data scrambling.

Upgrade pip-installed python packages

save date and time for each command in history
for the change stay in your history file , export command by writing it into your .bashrc

Insert the last argument of the previous command

Redirect bash built-in output to stdout
I've had a horrible time trying to pipe the output of some shell built-ins like 'time' to other programs. The built-in doesn't output to stdout or stderr most of the time but using the above will let you pipe the output to something else.

save your current environment as a bunch of defaults


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