Category Archives: PowerShell v5

Finding the minimum and maximum values

Finding the minimum and maximum values in a set of numbers is ridiculously easy with PowerShell. I’ve created a function in line with the other techniques I’ve shown but in reality could be be done equally well as a single … Continue reading

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PowerShell new line

A PowerShell new line can be generated using `n. It’s one of a series of special characters recognised by PowerShell. The full list of Windows PowerShell v5.1 special characters is: `0    Null `a    Alert `b    Backspace `f    Form feed `n    … Continue reading

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Update-Help difference

Between Windows PowerShell v5.1 and PowerShell v6.x I’ve noticed an Update-Help difference. In Windows PowerShell v5.1 I can just do this: Update-Help  -Force from an elevated prompt. In PowerShell v6.0 and V6.1 previews I have to give the UI culture … Continue reading

Posted in PowerShell v5, PowerShell v6 | 2 Comments

PowerShell version

Discovering the PowerShell version you’re using can be an interesting task. The automatic variable $PSVersionTable was introduced in PowerShell v2.  On my Windows 10 version 1803 machine for Windows PowerShell I get PS> $PSVersionTable Name                           Value —-                           —– PSVersion                      5.1.17134.48 … Continue reading

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Controlled zip

Powershell v5 introduced the Compress- and Expand-Archive cmdlets which enabled you to manage compressed archives. I had a question about how you could control adding files to archives using a CSV file. This is how you do a controlled zip. … Continue reading

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Clear-RecycleBin

Every so often I find a new cmdlet in PowerShell. This was the case with Clear-RecycleBin that I’ve just found. It appears to have been introduced with PowerShell 5.0 BUT isn’t available in PowerShell 6.0 With pretty simple syntax PS> … Continue reading

Posted in PowerShell v5 | 1 Comment

Updating built in modules

Windows 10 and Server 2016 automatically install a module called Pester which is used for testing code. Its the foundation of Test Driven Development or Behaviour Driven Development using PowerShell. The version  installed by default is 3.4.0. Pester is originally … Continue reading

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