Sorting an array in PHP is a common task in web development. You may need to sort an array based on different criteria, such as alphabetical order, numerical order, or even date order. However, sometimes you may need to sort an array based on custom criteria that don’t fit into any of these categories. In…
In this article, I will show you how to quickly show and hide line numbers in the Vim editor on Linux. When you are editing config files like php.ini or nginx.conf, being able to see the exact line number makes it much easier to follow error messages, share snippets with other developers, and jump straight…
In this short tutorial, I will show you how to display a ssh welcome banner that will show once a user successfully logs into your server/computer. I will also show you how to create a message once the connection is first established and before the user enters their password. Why would I want to do…
In this post, I will show you how to bond two NIC interfaces together on Centos 7 using the bond 5 mode option while using a single static IP. I’m also assuming you have firewalld configured in this tutorial which is why I have included the zone definitions below. I have chosen the bond 5…
In this brief post, I will show you how to quickly check for kernel errors on Centos 7. Simply type the following command: If you have any logged errors you may receive an output similar to this one. To get a list of all errors you could do something like this: To get a more…