Commands by oracular (4)

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Rotate a single page PDF by 180 degrees
More pdftk examples: http://www.pdflabs.com/docs/pdftk-cli-examples/

Get your outgoing IP address
should be very consistent cause it's google :-)

Create a mirror of a local folder, on a remote server
Create a exact mirror of the local folder "/root/files", on remote server 'remote_server' using SSH command (listening on port 22) (all files & folders on destination server/folder will be deleted)

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

Find all files with colons and replace with underscores; current directory and below (recursive).

Display summary of git commit ids and messages for a given branch
Useful when quickly looking for a commit id from a branch to use with git cherry-pick.

Count number of Line for all the files in a directory recursively

Print random emoji in terminal
This will print a random emoji within the range of 1F600 - 1F64F, which includes all the face emoji. Obviously, this will only show something meaningful if your terminal can display emoji, but it may be useful in scripts. This likely requires recent versions of bash

Show Mac OS X version information

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


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