Update-Help and Save-Help are new PowerShell version 3 cmdlets which allow you to initially download PowerShell help and keep the local PowerShell help files updated that are installed on your computer and available via the Get-Help cmdlet. In PowerShell version 3, Save-Help allows the updated help files to be saved to …

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It's definitely beneficial to attend technology events so you can talk to other IT Pro's. This past weekend I presented a session at PowerShell Saturday in Atlanta and while at the speaker dinner I made a comment about a new version of the PowerShell Community Extensions being released. The only cmdlet that's part of …

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This past Saturday, I presented a session at PowerShell Saturday 003 in Atlanta. Towards the end of the presentation, I created 290 Active Directory user accounts by using the information for employees contained in the Adventure Works 2012 database. This is actually a PowerShell script that I whipped up Friday night at …

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You have a fresh installation of Windows Server 2012 that was installed using the default installation type of server core installation (no-GUI). This server will be the first domain controller in a brand new Active Directory forest. Log into the server and launch PowerShell by typing powershell.exe. You'll need to …

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Use PowerShell to obtain a list of currently running processes where the executable file has been modified in the past 90 days. The number of days is a parameterized value so it can be specified when running the script without having to manually modify the script each time you want to change the value. The script uses …

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I posted a blog yesterday about a PowerShell issue I was experiencing and the problem ended up being due to the new PowerShell version 3 Where-Object Syntax producing different results than the PowerShell version 2 Where-Object syntax. Piping Get-Volume to Where-Object and filtering on the drive letter using the …

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While doing some testing on my Windows 8 machine today, I discovered an issue where Filtering Left could produce different results than filtering with the Where-Object cmdlet. Nothing special here. Just using the Get-Volume cmdlet and filtering left with its DriveLetter parameter. Using either an upper or lowercase 'C' …

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This blog post applies to only Windows 8 and Windows Server 2012. Want to know how much time there is until your current DHCP leases expire? 1Get-NetIPAddress -PrefixOrigin Dhcp | 2select InterfaceAlias , IPAddress, ValidLifetime I have 23 hours, 47 minutes, and 46 seconds until my current DHCP lease expires on one of …

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This past weekend, I attended PowerShell Saturday 002 in Charlotte, NC. One of the sessions I attended was "Discovering the Power of WMI & PowerShell in the Enterprise" by Brian Wilhite. One of the cool things that Brian covered in his session was how to use the new PowerShell version 3 Get-CimInstance …

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It's fairly common to see the identity for an IIS application pool changed to a domain user account. The following image shows three application pools, the DefaultAppPool has the default settings, the www app pool has a Managed Service Account specified, and the wwwDev app pool has a standard domain user account …

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