Commands tagged batch (19)

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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"

Open the last file you edited in Vim.

TCP and UDP listening sockets
This command show listening sockets TCP and UDP. Useful for stop unwanted services from linux.

Perl One Liner to Generate a Random IP Address

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"

Run a command when a file is changed

Cut/Copy everything arround brackets or parentheses on vim (in normal mode)
Put the cursor on either curly braces ( {, } ). Then press d% The d is delete command, and % is movement command that move the cursor to another matching parentheses (or curly braces in this case). This action will delete every character that was on the way of the movement (from the first curly braces to the second).

Find files containing string and open in vim
I often use "vim -p" to open in tabs rather than buffers.

Identify differences between directories (possibly on different servers)
This can be much faster than downloading one or both trees to a common servers and comparing the files there. After, only those files could be copied down for deeper comparison if needed.

Check motherboard manufacturer, product name, version and serial number
Very slick way to check your motherboard manufacturer, product name, version and serial number.


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