PowerShell Splatting: Overview

Have you ever been writing a PowerShell script, and looked at how wordy and long the command becomes? If so, you’ll want to familiarize yourself with the concept of PowerShell Splatting. This technique allows you to declare your PowerShell cmdlet parameters in a HashTable (aka. dictionary or key-value pairs), and then “splat” those parameters onto … Read morePowerShell Splatting: Overview

Working with CSV Files in PowerShell

If you’re working with data from PowerShell, you have most likely come across the CSV (Comma Separate Values) format. These files are very easy to work with in PowerShell, thanks to the CSV cmdlets. If this is your first time working with CSV files, it’s easy to discover the CSV-related commands in PowerShell. Create Some … Read moreWorking with CSV Files in PowerShell

PowerShell: Resizing Azure Virtual Machines

Background Did you know that you can scale virtual machines in Microsoft Azure? If you’ve been working with the cloud, you’ve most likely heard about that capability before, but did you know that you can automate this function using PowerShell? It’s true! You can streamline many different operations in Microsoft Azure, using the Azure PowerShell … Read morePowerShell: Resizing Azure Virtual Machines

Simple Azure VM RDP PowerShell Script

Background If you’re using the Microsoft Azure platform, you probably have built up one or more virtual machines. Virtual machines in Azure are great for testing, because you can easily destroy and rebuild them if you mess something up. As an additional benefit, you don’t have to risk messing up your local desktop, laptop, or … Read moreSimple Azure VM RDP PowerShell Script

Clean up unused Azure VHD Disks

Introduction The Microsoft Azure platform maintains a list of VHD blobs that have been registered as “disks” in your Azure subscription. You can view a list of registered “disks” by opening the Azure Portal, going to the Virtual Machines node, and selecting the Disks link. Each Azure disk has a property called AttachedTo that indicates … Read moreClean up unused Azure VHD Disks

PowerShell: Build Windows 10 Server Technical Preview VM in Azure

You’ve probably heard about Windows 10 and the Windows Server Technical Preview, right? You can download the Windows 10 Client operating system from https://insider.windows.com, and you can download the Windows Server Technical Preview from your MSDN account, if you have one. A lot of people have stated that the download of the ISO images is taking hours on their slower Internet connections, so what if I told you that you could get up and running with Windows 10 Server Technical Preview, in just a matter of minutes? Does that sound like a good thing to you?

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PowerShell: Tracert or Trace-Route?

UPDATE (2012-07-27): Justin Dearing (@zippy1981) sent me an updated version of the script, which improves on the following:

  • Has some comment-based help
  • Parameter checking

Grab it here: Invoke-TraceRoute.ps1


Any network or systems administrator is familiar with the good old tracert.exe utility that’s been included outof-the-box in Windows for years now. Tracert allows you to identify each “hop” (typically a router) between two IP endpoints on a network. Since this utility was developed long before PowerShell existed, and has been time-tested, it hasn’t been implemented yet as a PowerShell cmdlet. That being said, PowerShell folks often do not enjoy reliance on external dependencies, and prefer the flexibility of an API that can provide only the information that they want or need. To that end, I have developed a Trace-Route PowerShell advanced function (cmdlet) that emulates a limited set of functionality offered by tracert.exe.

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