Commands by TomNill (0)

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Convert a date to timestamp
Simple way to get a timestamp from a date

u can hear all .ogg files with vlc that thier link are in url

execute a shell with netcat without -e
how to execute a shell on a server with a netcat binary which doesn't support -e option

To find the count of each open file on a system (that supports losf)

Preserve user variables when running commands with sudo.
In this case the current user has proxy variable set which allows access to the rpm on the internet but needs root privs to install it. Running sudo -E preserves the current user proxy var and allows the rpm install to be executed with sudo.

Realtime lines per second in a log file
Displays the realtime line output rate of a logfile. -l tels pv to count lines -i to refresh every 10 seconds -l option is not in old versions of pv. If the remote system has an old pv version: ssh tail -f /var/log/apache2/access.log | pv -l -i10 -r >/dev/null

list files recursively by size

Getting a domain from url, ex: very nice to get url from squid access.log

Compare an archive with filesystem
and you quickly know the files you changed

List empty any directories


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