Powershell

Microsoft is giving away unlimited numbers of free ebooks on many different topics. Ebooks can be downloaded using a PowerShell script. Here are the...

Starting with Windows Server 2012 R2 and Windows 8.1, PowerShell ships with many useful cmdlets for client and server configuration. This comes...

PowerShell is probably the easiest way to get rid of preinstalled Windows 10 apps. If you know the name of a particular app that you want to remove,...

You probably know the shortcut names that PowerShell predefines: Aliases like “dir” and “ls” help you save typing in...

Microsoft just announced that PowerShell 2 will soon be labeled “deprecated”. It will still be available for some time, but this is a...

In the old days, disk repair was performed by chkdsk.exe. This still works. In Windows Server 2012 R2 and Windows 8.1, a new cmdlet called...

Knowing your Windows product key can be essential when you later need to restore your computer from a backup. Here is a simple one-liner to provide...

In the previous tip we talked about a public module called PSCredentialManager that helps you manage cached credentials. Sometime, less is more, so...

The public PowerShell Gallery (www.powershellgallery.com) is a place where PowerShell scripters can freely exchange scripts and modules. All you...

Measure-Object can also sum up property values. This is how you determine folder size. The following code calculates the complete folder size for...

In the previous tip we looked at how to efficiently count items like files in a folder. Here are some more examples. Counting the number of files in...

A quick and dirty approach for counting files could be this: (Get-ChildItem -Path c:\windows).Count However, it would produce some memory load...

URL shortening is great for Twitter messages but hides the origin. Would you really trust http://bit.ly/e0Mw9w? Here is a simple approach that lets...

In the previous tip we explained how you can retrieve weather forecast data using Invoke-WebRequest. This was pure black-and-white text. To get a...

Invoke-WebRequest can easily retrieve web page content for you. If you run it without the –UseBasicParsing parameter, the HTML is even parsed...

Do you use Read-Host to receive user input? If you do, rethink. Read-Host always prompts a user, and there is no way to automate scripts that use...

PowerShell does not ship with help files, and installing help files locally requires Administrator privileges. A much easier approach can often be...

In the previous tip we talked about logging script results, and how you can assign values and at the same time output the assigned values by using...

There are numerous ways to log script output but one especially lazy technique is to run Start-Transcript. In PowerShell 5, this cmdlet is supported...

When you’d like to install modules for all users from the PowerShellGet repository, you need Administrator privileges. On PowerShell Core on...

Here is a little secret that applies to powershell.exe when it is called from within PowerShell or PowerShell Core: when you run powershell.exe and...

Distinguished names are strings, and strings contain powerful ways of parsing data. The most powerful yet simple approach is the Split() method....

Have you ever wondered whether someone has logged into your PC while you were away? In a previous tip we explained how you can examine the rich...

The Windows “Security” log contains rich audit information. By default, it logs all requests for privilege elevation which occurs when...