Windows

Fixed, Dynamically Expanding, and Differencing Disks in Hyper-V

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There are three types of virtual hard disks in Hyper-V. Those three types are: Fixed size Dynamically expanding Differencing I will explain each type with pros and cons in the article below. Fixed size Disk When you create a fixed-size virtual hard disk, space is reserved beforehand. Suppose you created a VHDX of 200 GB, ... Read more

Error when Executing a PowerShell Script for the First Time

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When you are executing a PowerShell script for the first time you may encounter the following error: .... cannot be loaded because running scripts is disabled on this system. Why did this happen: PowerShell Execution Policies PowerShell has four execution policies for executing the script. Those four policies are described below: Restricted This is a default policy. ... Read more

How to Fix WinRm Firewall Exception Rule When Enabling PS Remoting

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When you are enabling PowerShell remoting using the command Enable-PSRemoting, you may get the following error because your system is connected to the network trough a Wi-Fi connection. PS C:\WINDOWS\system32> winrm quickconfig The following changes must be made: Start the WinRM service. Set the WinRM service type to delayed auto start. Make these changes [y/n]? y ... Read more

How to Install Docker on Windows Without Internet Connection

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If you don't have an internet connection on a Windows system, then you can download the Docker file from another (Internet enabled) machine and then copy it to target. Install Docker without Internet Connection Afterward, follow these steps: Execute the following commands to install docker packages: Install-PackageProvider -Name DockerMsftProvider Import-PackageProvider -Name DockerMsftProvider -Force List all Docker ... Read more

How to Set Up an Active Directory on Windows Server 2016 Using PowerShell

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In this tutorial, I will explain how to install an active directory on Windows Core Server 2016 using a few PowerShell commands. If you have already configured an AD Domain Service before, you may be aware that there are the following two high-level steps: Installing Active Domain itself. Promoting the server as domain controller. Install ... Read more

How to Check if a User or Group Exists in AD using PowerShell

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If you want to check the existence of any user or group in Windows Active Directory, use the following PowerShell script. PowerShell: Check if AD User or Group Exists Step 1. Open PowerShell with elevated privileges. Step 2. Execute the following script: $userobj = Get-ADUser -LDAPFilter "(SAMAccountName=$username)" $vlanobj = Get-ADGroup -LDAPFilter "(SAMAccountName=$vlangroupname)" if ($userobj -eq ... Read more