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Here are some warm-up exercises for anyone just starting to use the Linux command line. Warning: It can be addictive.
Using a set of public/private keys to allow you to log into a remote Linux system or run commands using ssh without a password can be very convenient, but setup is just tad tricky. Here's how and a script to help.
There are times when locking a Linux user account is necessary and times when you need to reverse that action. Here are commands for managing account access and what's behind them.
AppArmor is a Linux-kernel security module that offers unique benefits.
The Linux seq command can generate lists of numbers and at lightning speed. It's easy to use and flexible, too.
Even though it’s only been one refresh cycle, the changes to the latest version of Windows Server are considerable. Microsoft makes the process of upgrading from Windows Server 2016 easy.
Unix time, also known as 'epoch time,' is the number of seconds that have passed since Jan 1, 1970. As Unix turns 50, let's take a look at what worries kernel developers.
A built-in is a Linux command that's part of whatever shell you're using. Can you tell what commands are built-ins and which are not?
The uniq command in Linux is valuable for finding out who’s logged into a server
Linux commands run from the nearly obvious to the very complicated, but there are many ways that you can easily remember and use even the most obscure commands.