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PowerShell can access all public .NET classes, so it is (fairly) easy to create a message box: $result = [System.Windows.MessageBox]::Show('Do...

Ever wanted to find out how long a particular command or portion of your script took to complete? Here is a simple Stopwatch object that can help...

PowerShell 3 or better This week we are looking at how you can change coloring both in the PowerShell console and PowerShell ISE so you can fine...

This week we are looking at how you can change coloring both in the PowerShell console and PowerShell ISE so you can fine tune your PowerShell...

We are about to enter “Color Week” with plenty of tips how you can choose better colors for the PowerShell ISE editor and the console....

Here is an easy way to find the ASCII code for any character you may have scraped from a website, or found in a script that you copied from the...

WMI can provide the raw data about hard drive size and free space. PowerShell then takes that information and provides user-friendly results like...

PowerShell 2+ Many older DCOM-based commands require a “Remote Administration Firewall Exception” to access remote systems. This...

PowerShell 3+ If you’d like to know which programs start automatically on your machine, WMI may help: PS C:\> Get-CimInstance -ClassName...

PowerShell 2+ When you read in CSV data and would like to rename the CSV headers, here is a simple approach: just read in the text line by line, and...

In the previous tip we illustrated how Convert-Umlaut was able to convert special characters in a string. This becomes even more useful if a...

PowerShell 2+ Sometimes it becomes necessary to replace special characters like German “Umlauts” in order to normalize user names or...

PowerShell 2+ Robocopy is a tool of choice to copy files, and that does not change with PowerShell. You can, however, use PowerShell to embed...

PowerShell 3+ PowerShell examines the $env:PSModulePath environment variable to find out the locations where it searches for extension modules. A...

PowerShell 3+ The popular winrm command to manage and configure PowerShell Remoting is really just a batch and a VBS file: PS> Get-Command winrm...

PowerShell 3+ In the previous tip we presented to you a “Dancing Rick ASCII”, created by Lee Holmes. Lee uses music stored on his server...

PowerShell 2 There is a good reason why Invoke-Expression is considered risky. This cmdlet executes whatever string it gets, and attackers can...

PowerShell 3+ It is fairly easy to use WPF (Windows Presentation Foundation) to create and show simple dialog windows in PowerShell. If you’d...

PowerShell 2+ Here is a fun example that illustrates how to work with timers. It adds a clock to the title bar of the PowerShell console or the...

PowerShell 2+ To move the Windows page file to a new location, you can use WMI: #requires -Version 2 $args = @{ Name = "D:\pagefile.sys" InitialSize...

When there is the need to encrypt sensitive data, scripts always face the challenge to protect the secret key used to decrypt. If the secret is to...

If you’d like to know the group memberships of the currently logged on user (the one that is running a script), you don’t need to query...

PowerShell 2+ In the previous tip we introduced variables with read-only dynamic content that updated each time the variable was read. This required...

PowerShell 2+ A little-known fact is that you can add variables to PowerShell that automatically update their content. If you need random numbers,...