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Expanding Disk Volumes on Ubuntu

Overview DigitalOcean - Initial Setup Within DigitalOcean, assume you a virtual machine defined. In the left-side navigation, click on “Volumes”, and then “Create Volume” button. PRO TIP: C...

VirtualBox Guest Additions

Overview A key part of using VirtualBox is knowing that there is technology like the “VirtualBox Guest Additions”. What this is, are libraries and drivers that tell the hosted operating system, th...

Installing Ubuntu into VirtualBox on Windows 11

Overview Suppose you want to play around with Linux and maybe you’ve heard people talking about Ubuntu. But you don’t have an extra computer laying around to try it, and you certainly don’t want t...

Install CentOS from ISO

Overview There are several scenarios where you might run a server. In cases like cloud providers (e.g. Digital Ocean, Microsoft Azure, Amazon AWS, etc) - you typically just choose an OS option, an...

Install Ubuntu from ISO

Overview There are several scenarios where you might run a server. In cases like cloud providers (e.g. Digital Ocean, Microsoft Azure, Amazon AWS, etc) - you typically just choose an OS option, an...

Patching and Updating Ubuntu

Overview It’s important to keep your servers patched to the latest, stable version of software. Patching often is risky; patching rarely is risky. There will always be risk. However, Linux patchin...

Installing Ubuntu into VirtualBox on (non-M1) macOS

Overview PLEASE NOTE: This only applies to older, non-M1 Apple hardware. If you attempt this on an M1 device, you’ll get an error during installation that only amd64 processors are supported. ...

Using Launchpad for SSH Keys

Overview Ideally, when you create new servers, you want to turn OFF SSH password authentication and only allow SSH key logins. This eliminates the possiblity of bad-actors trying to brute-force th...

Creating an Ubuntu Cloud Image in ProxMox

Overview If you have ProxMox for a hypervisor, then you are used to creating Virtual Machines by allocating a new machine, attaching the installation media of an operating systems, and then manual...

Jekyll Special Blocks

Overview If you are using a Jekyll website to create your own GitHub Pages website where your site is hosted on USERNAME.github.io for free, here’s an interesting tip for creating blocks of intere...