Commands by ogilview82 (0)

  • bash: commands not found

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Check These Out

Display time of accounts connection on a system
Works on CentOS ad OpenBSD too, display time of accounts connection on a system, -p option print individual user's statistics.

Find Duplicate Files (based on size first, then MD5 hash)
This dup finder saves time by comparing size first, then md5sum, it doesn't delete anything, just lists them.

add the result of a command into vi
in command mode, navigate your cursor to the line where you want the command output to appear, and hit "!!". No need to enter edit mode or even type a ":" (colon).

list all file extensions in a directory
A shorter version

Getting the ip address of eth0

List only the directories
to include hidden dirs use: $ tree -adL 1 (with ls, requires 'ls -ad */ .*/')

get all Google ipv4 subnets for a iptables firewall for example

Find the package that installed a command

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"

Make info pages much less painful
The pinfo package makes info pages much more bearable. It is a ncurses-based POSIX utility for viewing info and man pages using lynx style keyboard shortcuts and rendering. Links are highlighted blue, the current location of your cursor is red. Navigating and searching are easy. Worth the install.


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