Commands by omish_man (2)

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Count the number of queries to a MySQL server

Extract tarball from internet without local saving

Change every instance of OLD to NEW in file FILE
Very quick way to change a word in a file. I use it all the time to change variable names in my PHP scripts (sed -i 's/$oldvar/$newvar/g' index.php)

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

Random IPv4 address

Stat each file in a directory
Possible simplification of egrep-awk-sort with find and -exec with xargs.

Localize provenance of current established connections
Sample command to obtain a list of geographic localization for established connections, extracted from netstat. Need geoiplookup command ( part of geoip package under CentOS)

Run netcat to server files of current folder

Rename files in batch

Find duplicate UID in /etc/passwd
You can use only awk


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