Commands by jearsh (3)

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tar and remove files which are older that 100 days
tar does not have a -mtime option as find. tar appends all the file to an existing tar file.

aptbackup restore
Use when aptbackup will not start or you just want to see what's going on.

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

Insert the last argument of the previous command

get a process list by listen port

Query well known ports list
Uses the file located in /etc/services

create a temporary file in a command line call
Sometimes you have a script that needs and inputfile for execution. If you don't want to create one because it may contain only one line you can use the `

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"

Create a new file

Find the package that installed a command


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