Monthly Archives: April 2019

PowerShell SSH

Posted on Tuesday 30 April 2019 by richardsiddaway

PowerShell SSH support is available by default in PowerShell v6.0 and later. The big thing for PowerShell v6.0 was SSH based remoting. On Windows 10 / Server 2019 OpenSSH is available as an optional install. On earlier versions of Windows … Continue reading →

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Count

Posted on Tuesday 30 April 2019 by richardsiddaway

Count is a property on arrays PS> $x = 1..10 PS> $x.Count 10 The same information is available through Length (which is the property in the System.Array class definition) PS> $x.Length 10 If the variable is a scalar you get … Continue reading →

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Where-Object options

Posted on Tuesday 30 April 2019 by richardsiddaway

You have a few Where-Object options when you want to filter data.  Remember that Where-Object filters objects based on property values and Select-Object filters objects based on object position in the pipeline or array as well as filtering properties. The … Continue reading →

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Opposing Automation

Posted on Monday 29 April 2019 by richardsiddaway

Opposing Automation – no I don’t mean that you should oppose it. The sad fact is that there are very many administrators opposed to automation. Within two hours of starting my last job I was told by my team lead … Continue reading →

Posted in Philosophy, Powershell | 3 Comments

File rename

Posted on Monday 29 April 2019 by richardsiddaway

File rename is a topic that seems to keep recurring. The simple answer is that you use Rename-Item PS> Rename-Item -Path C:\test\Newoutdata01.txt -NewName OldData01.txt If for whatever bizarre reason you have a character such as [ in your file name … Continue reading →

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What’s new in PowerShell v6.2

Posted on Saturday 27 April 2019 by richardsiddaway

The What’s new in PowerShell v6.2 is available at – https://docs.microsoft.com/en-gb/powershell/scripting/whats-new/what-s-new-in-powershell-core-62?view=powershell-6 – together with the already existing documents for PowerShell v6.0 and v6.1. Its worth reading through the three documents – one each for v6.0, v6.1 and v6.2 to see … Continue reading →

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CIM_Component class

Posted on Thursday 25 April 2019 by richardsiddaway

I saw a question about the CIM_Component class and wondered what it was. So I tried it PS> Get-CimInstance -Namespace root\CIMV2 -ClassName CIM_Component | select -f 1 | fl * GroupComponent        : Win32_Directory (Name = “<directory path>”) PartComponent         : CIM_DataFile … Continue reading →

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PowerShell version incompatibilities

Posted on Saturday 20 April 2019 by richardsiddaway

There are incompatibilities between Powershell versions – you can’t use classes in Windows PowerShell v4 and there are differences between Windows PowerShell v5.1 and v6.x. One way to deal with PowerShell version incompatibilities is described in the recent post from … Continue reading →

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File times

Posted on Thursday 18 April 2019 by richardsiddaway

There are three pairs of file times that are available on files on Windows PS> Get-ChildItem -Path C:\test\Newoutdata01.txt | select *time* CreationTime      : 14/04/2019 17:28:41 CreationTimeUtc   : 14/04/2019 16:28:41 LastAccessTime    : 14/04/2019 17:28:41 LastAccessTimeUtc : 14/04/2019 16:28:41 LastWriteTime     : 25/02/2019 … Continue reading →

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Get wireless networks

Posted on Tuesday 16 April 2019 by richardsiddaway

I saw a question on how to get wireless networks which got me thinking about string handling and working with legacy command line utilities. I also wanted to compare the options available in Windows PowerShell and PowerShell Core. First up … Continue reading →

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