Find and Remove Package on Ubuntu Linux
I recently installed a couple packages that I didn’t need any longer on an Ubuntu Linux system. Most likely, you’ve installed packages using apt install or apt-get install. However, neither of these commands offer a command that lists out the packages that you’ve installed. To list out the installed packages, …
Hyper-V SecureBoot Error
Select Unique Lines in Bash on Linux
If you have a file with repeated lines, and you want to remove duplicate lines, you can use the uniq command. The description of this utility, from its man page is simply: “report or omit repeated lines.” Consider the following example: trevor@MyUbuntuVM:~$ echo “this is is great” | uniq The output …
Azure Functions Error Message

Microsoft Azure recently introduced a new feature called Azure Functions. This service is, in some ways, very similar to the Amazon Web Services (AWS) Lambda service. Both services enable software developers to create scalable microservices using a Platform-as-a-Service (PaaS) model. In Microsoft Azure, the Functions feature is actually a component …
ncdu: Identify Large Files on Windows 10
Unicode Emojis in PowerShell!
Check out this post over at Art of Shell that talks about supporting emojis in PowerShell! The post starts out … We all use emojis, to some extent, on a daily basis. We write smiley faces in text messages, e-mails, on Twitter, on Facebook, and other social media platforms. These …
Azure PowerShell Extensions Updates

The Azure PowerShell Extensions module (AzureExt) for Windows PowerShell has seen another interesting update! Let’s take a look at some of the high-level changes: External dependencies have been completely removed The module now supports PowerShell ISE Snippets for Azure Resource Manager (ARM) Resources New command: Remove-AzureRmResourceGroupGui New command: Start-AzureRM Check …
Azure Resource Manager (ARM) Training Course

Art of Shell has just published its first training course covering the core topic of Microsoft Azure Resource Manager (ARM) (direct purchase link)! If you’re deploying any kind of cloud resources on Microsoft Azure, then you’ll definitely want to check this out. The course covers: Microsoft Azure Resource Manager (ARM) …
PowerShell Error: Publishing Module to Gallery

I recently tried publishing a very small, simple PowerShell module to the PowerShell Gallery. I ran into a few errors that were rather cryptic. To get more debugging information, I ran Publish-Module with the -Verbose switch parameter. The main errors I noticed were as follows: Invalid URI: The format of the …