When you need to get information from multiple computers via PowerShell remoting, you could query each machine separately. A much faster way is to...
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Converting Numeric Strings
Converting a string that contains a number is trivial in PowerShell: PS C:\> [double]"77.234" 77,234 PS C:\> If the string contains...
Using Default Parameter Values
You may have heard about PowerShell default parameter values and $PSDefaultParameterValues. When you assign a hash table to this special variable,...
Correctly Importing Excel CSV Files
If you have exported an Excel sheet to CSV and would like to import this file into PowerShell, here is how to do this: $path =...
Supporting Risk Mitigation in PowerShell Functions
When a PowerShell function performs system changes that may be risky, it is worth supporting the –WhatIf and –Confirm risk mitigation...
Binding Parameters by Data Type
PowerShell can automatically bind values to parameters by data type matching. Here is a sample that shows what benefit this can be. Simply run this...
Deleting Environment Variables
[AllowNull() _i="0" _address="0" theme_builder_area="post_content" /][AllowEmptyString() _i="1" _address="1" theme_builder_area="post_content" /]
Setting Environment Variables
PowerShell can set environment variables only in its process set, so these changes will not persist and are not visible outside of PowerShell. To...
Appending the Clipboard
PowerShell 5 introduces cmdlets to copy text to the clipboard, and paste it back: Set-Clipboard and Get-Clipboard. Set-Clipboard also supports the...
Deleting User Profiles
Whenever a user logs on to your computer, a user profile is created, and in the previous tip we explained how PowerShell can dump a list of user...
Managing User Profiles
["MYDOMAINUser01" _i="0" _address="0" theme_builder_area="post_content" /]
Running Commands on Multiple Computers in Parallel
Provided you have enabled PowerShell remoting (see our previous tips), you can easily run commands and scripts on many computers at the same time....
Accessing Remote Machines via PowerShell Remoting
[targetComputerName _i="0" _address="0.0.0.0" theme_builder_area="post_content" /][targetComputerName _i="1" _address="0.0.0.1"...
Playing with PowerShell Remoting
If you’d like to test-drive PowerShell remoting, you need to enable it at least on the target machine (the one you’d like to visit). For...
Loading and Saving Options in JSON Format
If you’d like to persist information in your script, you might want to save your data as an object in JSON format. Here is an example: #...
Joining Computers to a Domain
Execution Policy Override
If PowerShell won’t let you run a script, you may have to enable script execution first, for example like this: Set-ExecutionPolicy -Scope...
Formatting Text Output
If you’d like to nicely format output text, you may want to use a PSCustomObject and output it as a formatted list like so: $infos =...
Converting User Name to SID
If you’d need to find out the SID for a user name, here is a useful chunk of code that does the job: $domain = 'MyDomain' $username =...
Test-Drive PowerShell 6 – Side by Side
PowerShell 6 can be downloaded and run side-by-side with the official Windows PowerShell. If you’d like to test-drive it, head over to...
Displaying Data in a Grid View Window Vertically
Out-GridView always produces a table with one object per line: Get-Process -Id $pid | Out-GridView Occasionally, it would be more helpful to display...
Converting Information to Culture-Specific Text
If you’d like to format information to given culture standards, this is really simple by using ToString() and the appropriate target...
Converting Culture-Specific Information
Let’s assume you received data like numbers or date as text. Whenever information is reduced to text, you are challenged with culture-specific...
Understanding Text Conversions
There are many different ways how objects can be transformed into text. In case you sometimes get confused, here is a quick refresher. Take a look:...