Powershell

Maybe you'd like to get a list of timeservers registered in the Registry database. Then you probably run code like this: Get-ItemProperty -Path...

PowerShell grants access to your certificate stores by using the cert: drive. You can use this drive to find certificates based on given criteria....

Running applications such as robocopy.exe from PowerShell sometimes is not trivial. How do you submit arguments to the EXE so that PowerShell...

There are many ways to add or change NTFS permissions. One is to reuse existing tools such as icacls.exe. This function will create new folders that...

If you just want to profile a local or remote system and get back the most commonly used pieces of information, then do not waste time for your own...

Sometimes, a script may need to run a command that needs elevation (Administrator privileges). Instead of requiring the script to run with full...

In the previous tip, we illustrated how you can use Registry information to find wireless network adapters. Here is now a function...

There are many ways of finding network adapters, but apparently none to identify active wireless adapters. All information about your network...

When a cmdlet returns raw data, you may want to convert the data into a better format. For example, WMI can report the free space of a drive but...

WMI can retrieve information about drives easily. This will get you the drive information for your local machine (use -ComputerName to access a...

Relative dates are important to get data within a special time frame, avoiding hard-coded dates and times. This script will get all error and...

You can easily convert object results to CSV files in PowerShell. This generates a CSV report of current processes: To open the CSV file in...

Often, you might want to browse all system events around a given date. Let's say a machine crashed at 08:47, and you'd like to see all...

Many mobile phone service providers offer public hotspots at airports and public places. To connect, you typically need to browse to a logon page,...

If you must make sure that a given string has a uniform width, then you can use .NET methods to pad the string appropriately: $mytext =...

Often, users need to format numbers and limit the number of digits, or add leading zeros. There is one simple and uniform strategy for this: the...

Sort-Object has an awesome feature: with the parameter -Unique, you can remove duplicates: This can be applied to object results, as well. Check out...

You can run PowerShell code in any host, and Windows ships with powershell.exe and powershell_ise.exe. Many prefer the graphical ISE editor over the...

There may be the need to add additional information to command results. Maybe you get data from different machines and want to keep a reference...

Select-Object has a parameter called -First that accepts a number. It will then return only the first x elements. Sounds simple, and it is. This...

To insert a variable into a string, you probably know that you can use double quotes like this: $domain = $env:USERDOMAIN $username = $env:USERNAME...

PowerShell is not just an automation language but also an alternate user interface. If you do not like the graphical interface, educate PowerShell...

Comparison operators act like filters when applied to arrays. So any console command that outputs multiple text lines can be used with comparison...

When you launch an EXE file, PowerShell will happily start it, then continue and not care about it anymore: If you'd like to keep a handle to...