bash

I often see a log where I want to print sequential columns in the log for a purpose.   Problem How to print all columns… Read More »How to Print All columns From the nth to the Last?

I have a file containing many IPs that I want to ping the rest of the IPs.   Problem How to read a file line… Read More »How to Read a File Line by Line on Linux?

I need to get a value between 2 special characters I use for my other purposes in the log file on the Linux server.  … Read More »How to Get The Value Between Two Special Characters on Linux?

The previous article explained how the Molly-Guard tool can protect Linux servers from accidental reboot or shutdown commands. Unfortunately, this tool is only available on… Read More »How to Make a Tool Like Molly-Guard Using a Bash Script?

The previous article explained how to see the status of a public IP, whether it is indicated as spam or not, using a PHP script.… Read More »How to Check a Public IP in the Spam List Using a Bash Script?