IT Knowledgebase Articles

Cloud Computing

What Is a Virtual Machine? When VMs Make Sense and When They Don’t

Last Update: Aug 13, 2026

A virtual machine (VM) is a software-based computer that runs inside another computer. A single physical computer lets you run multiple virtual machines. In fact, you can run multiple operating systems, like Windows and Linux, on a single physical machine. Virtual machines are commonly used for testing software, running older applications, and powering cloud services….

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This Week in IT ep24

Microsoft Teams Now 60% Faster but When Will Teams 2.0 Arrive?

Microsoft first announced plans for a new and faster Teams client last year. But while Windows 11 got a new Chat app that is based on Teams 2.0, enterprise users are stuck with the clunky Electron version. And there’s no sign of even a preview coming any time soon. But earlier this month, Microsoft did…

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Cloud Computing and Security

How to Install SQL Server 2022

Last Update: Jun 27, 2025

SQL Server 2022, the latest release of Microsoft’s relational database product is nearing the finish line. In this guide, we’ll show you how to install SQL Server 2022 with the default, typical setup configuration. Planning and prerequisites Before we get started with the installation of SQL Server 2022, the first thing to accomplish is to…

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PowerShell

How to Create Files and Folders with PowerShell

Last Update: Oct 16, 2023

When you need to create files and folders on a Windows PC, using the GUI seems the most intuitive way to do it. However, PowerShell can intelligently create multiple files and folders in bulk. This is a pretty common task for almost any IT professional, and in this guide, we’ll show you how to create…

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Windows

How to Fix the “An Active Directory Domain Controller for the Domain Could Not Be Contacted” Error

Last Update: Jun 25, 2025

When trying to join a computer to an Active Directory domain, you may sometimes encounter the “an Active Directory Domain Controller could not be contacted” error. When an active directory controller cannot be contacted, it can hinder your ability to join a computer to the network. In this post, I’ll explain the different DNS and…

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DevOps code

How to Combine Branches with Git Merge

Last Update: Jul 11, 2022

If you’re using Git for source code management, you may need to merge different development branches for a project into a single branch. This article will guide you on how to combine two development branches with the Git merge command. We’ll be showing you how to create a Git project, create different branches, and merge…

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Microsoft 365 Apps

Why You Should Restrict Access to Office 365 Using Microsoft Conditional Access Policies

Last Update: Jun 05, 2025

Organizations adopting Microsoft’s cloud services need to keep their employees safe, especially when employees need to access these cloud services while being outside of the organization’s network. In this guide, we’ll explain how organizations can set up Conditional Access policies to restrict how their users can access Office 365 and other Microsoft services. What are…

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Cloud Conversations

Cloud Conversations – Elaiza Benitez on Power Platform and the Microsoft MVP Program

Cloud Conversations is a weekly podcast that we’ll be featuring here on Petri. It’s about everything connected to cloud computing, including technologies like Azure, Microsoft 365, Power Platform, Microsoft Endpoint Manager (MEM), Microsoft Defender, Windows, Intune, and much more! Cloud Conversations – Elaiza Benitez on Power Platform and the Microsoft MVP program Elaiza Benitez is an independent Power Platform consultant and…

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Windows

Using GPUpdate to Manage Group Policy

Last Update: Jun 08, 2025

With GPUpdate, administrators can update Group Policy settings from a central location and set configuration settings for computers in an Active Directory domain. In this guide, I’ll show you how to use GPUpdate to refresh local and Active Directory–based Group Policy settings. I can’t tell you (accurately) how many times I have typed ‘gpupdate /force‘…

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Microsoft 365 Apps

Reduce Data Theft with Microsoft Purview Insider Risk Management

Last Update: Jun 13, 2022

Through Microsoft Purview Insider risk management in Microsoft 365, organizations can identify and mitigate insider risks quickly and effectively. Before you can manage and minimize risks in your organization, though, it is critical to understand the different types of internal risks you may encounter. This article will explore how Microsoft Purview Insider Risk Management can…

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