Commands by johnlane (1)

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df without line wrap on long FS name

List your sudo rights
List the commands you have the right to use with sudo.

Setup an ssh tunnel
Uses ssh as tunnel tunnel for an other connection. -f runs ssh in the background -N tell that there is no command to run -L deals with the forwarding aspect where the first number is the local port number, the second is parameter is the name of the server to forward to and the third parameter is the port number on that server. The last part of the command is the usual ssh form consisting of the user name and remote server name

!* Tells that you want all of the *arguments* from the previous command to be repeated in the current command
Example: touch file{1,2,3}; chmod 777 !*

convert chinese character into wubi86 input code
This CLI requiere the uniconv package that is provided with the yudit unicode editor . The wubi86 is a way to type chinese far quicker than pinyin . More infor on wikipedia : http://en.wikipedia.org/wiki/Wubizixing , http://www.yale.edu/chinesemac/wubi/xing.html

Detect illegal access to kernel space, potentially useful for Meltdown detection
Based on capsule8 agent examples, not rigorously tested

Map the slot of an I/O card to its PCI bus address
Recent hardware may or may not enumerate *both of* these values

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

Sed can refference parts of the pattern in the replacement:

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"


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