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Skipping WMI System Properties in PowerShell

One of my favorite techniques when using WMI in PowerShell is to pipe an object to Select-Object and select all properties. Try this: get-wmiobject win32_bios | select * It works, but it also gets all of the system properties like … Continue...

Published Wed, Apr 04 2012 8:15 AM by The Lonely Administrator

Filed under: Scripting, WMI, PowerShell, ScriptBlock, Get-WMIObject

Friday Fun: 13 More Scriptblocks

In celebration of Friday the 13th I thought I would offer up a menu of 13 more script blocks. If you missed the first course, you can find the original 13 scrptblocks here. I’m not going to spend a lot … Continue reading → Read More...

Published Fri, Apr 04 2012 9:34 AM by The Lonely Administrator

Filed under: Scripting, WMI, PowerShell, Friday Fun, FridayFun, ScriptBlock, Random, ACL, password

PowerShell Scripting with [ValidateScript]

The last few days we’ve been looking at parameter validation attributes you might use in a script of function. Yesterday I wrote about [ValidateRange] and demonstrated how you might use it. That attribute works fine for any values that can …...

Published Thu, Apr 04 2012 8:57 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, ScriptBlock, parameter, Validation

Scripting with PSCredential

I see this question often: how can I pass a parameter value for a PSCredential that might be a credential object or it might be a user name? In the past I’ve used code like this: begin { … Continue reading → Read More...

Published Tue, Apr 04 2012 9:40 AM by The Lonely Administrator

Filed under: functions, Scripting, WMI, PowerShell, ScriptBlock, PSCredential, security

Friday Fun What a CHAR!

Last week I posted a PowerShell snippet on Twitter. My original post piped an array of integers as [CHAR] type using an OFS. Don’t worry about that. As many people reminded me, it is much easier to use the -Join … Continue reading →...

Published Fri, Sep 09 2011 9:00 AM by The Lonely Administrator

Filed under: PowerShell, PowerShell v2.0, Friday Fun, FridayFun, ScriptBlock, hashtable, Array

The PowerShell Day Care: Building ScriptBlocks

Good morning kids and welcome to the PowerShell Day Care center. We offer a creative and nurturing environment for PowerShell professionals of all ages. Later there might even be juice and cookies. But first let’s get out our blocks, our …...

Published Thu, Sep 09 2011 7:53 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, ScriptBlock, ForEach-object

Get Properties with Values

One of my nuisance issues when using WMI with Windows PowerShell, is that when looking at all properties I have to wade though many that have no value. I’d prefer to only view properties that have a populated value. Here’s … Continue...

Published Mon, Jul 07 2011 9:43 AM by The Lonely Administrator

Filed under: WMI, PowerShell, PowerShell v2.0, ScriptBlock, Where-Object, Select-Object

ScriptBlocks On the Fly

I’m always preaching about writing PowerShell scripts and functions with reuse and modularization in mind. You should never have to write the same block of code twice. But what about in the shell during your daily grind? Perhaps today you’re...

Published Mon, Jun 06 2011 7:38 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, ScriptBlock, Invoke-Command

Friday Fun: Start-TypedDemo v2

Not too long ago I posted a function I wrote for doing PowerShell demonstrations. My goal was to simulate a live interactive demo but without the typing so I could focus on explaining and not typing. The first version was … Continue reading →...

Published Fri, May 05 2011 8:28 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, Function, Training, PowerShell v2.0, Write-Host, Friday Fun, ScriptBlock, Professional

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