How do I write an infinite loop in Bash script under Linux or UNIX like operating systems?
I am looking for to only sync directories structures only. How do I copy directory structure tree without copying any files under Linux or UNIX operating system to remove server or local directory?
I need to cycles through a loop forever using for or while syntax. How do I set such loop under UNIX or Linux operating systems?
ow do I convert from octal to hex number using the bc UNIX / Linux command line utility?
How do I block particular IP addresses or host with the iptables command under Linux?
Continue reading “Iptables Drop IP Address”
How do I find and replace (substitute) test using vi or vim text editor under UNIX / Linux / BSD or Apple OS X operating systems?