WordPress Developer & Linux Administrator

Commands

How to add DKIM records to an existing account(s) on a cPanel server

This article will show examples of how to add DKIM records automatically to an existing customer(s) on your cPanel/WHM server.

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Helpful server commands to troubleshoot DoS attacks

DoS attacks suck. They’re hard to trace down, and sometimes it looks like legitimate traffic. Hopefully these commands are of some use to someone in helping to determine which IP addresses are currently (or have recently been) connected to your server. Chances are, one or more of them are offending visitors!

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Finding files quickly and easily with Linux

The Linux `find` command is a great way to locate files quickly and easily. Whether you’re looking for files by name, or needing to find files containing text, this is what you need.

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Find and remove all core files on your server

Depending on your server configuration, you may find the some of your websites have “core” files that you don’t remember putting there. A core file is an image of a process that is created by the operating system when the process terminates unexpectedly. This file can be very useful in determining what went wrong with a process. The production of core files can be enabled by default, depending on the distribution and version of Linux® that you have. However, most of the time you don’t care and just want them gone. I’m going to show you how to easily remove them.

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