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Format ps command output
ps command gives the possibility to display information with custom formatting with the -o options followed by the format specifier list.

Print only the odd lines of a file (GNU sed)
The tilde address operator is an extension of GNU sed. It won't work with POSIX sed.

mirrors directory to a ftp server
http://lftp.yar.ru/

Test disk I/O
Especially useful to gauge the performance of a VPS.

find co-ordinates of a location
Just add this to your .bashrc file. Use quotes when query has multiple word length.

Date shows dates at other times/dates
Use date to find the date at other days and times.

Create a mirror of a local folder, on a remote server
Create a exact mirror of the local folder "/root/files", on remote server 'remote_server' using SSH command (listening on port 22) (all files & folders on destination server/folder will be deleted)

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"

Function that counts recursively number of lines of all files in specified folders

Create a mirror of a local folder, on a remote server
Create a exact mirror of the local folder "/root/files", on remote server 'remote_server' using SSH command (listening on port 22) (all files & folders on destination server/folder will be deleted)


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