Posey's Tips & Tricks


How To Validate Input in PowerShell Functions, Part 2

As Brien demonstrates, string validation is not the only type of input validation that PowerShell can perform.

How To Validate Input in PowerShell Functions, Part 1

If your automated script takes action based on a value, it's critical to make sure the value is correct. Good thing PowerShell has ways to validate the values that are passed to a function.

Microsoft Ignite 2018: Thoughts on Nadella's Unorthodox Keynote

Unlike previous years' opening keynotes, Monday's was less focused on product announcements and demos, and more on CEO Satya Nadella's vision for digital transformation across industries.

Microsoft Ignite 2018: Expect Lots of Cloud, Little of Windows

A grab-bag of predictions for Microsoft's upcoming IT event. Also in the cards: open source getting short shrift.

Microsoft's Hands-Off Underwater Datacenter Is Crazy Enough To Work

If Microsoft can run its massive, land-bound datacenters with almost no tech staff, the idea of letting a submerged datacenter operate for five years without any direct human contact seems at least plausible.

Windows 10 Hyper-V Is (Probably) Not Going Away

There's a rumor that Microsoft is planning to replace Hyper-V with an alternative feature called simply "Virtual Machines." Brien breaks down just how little sense that would make.

One Way Office 365 Phishing Attacks Are Getting Sneakier

A relatively new type of phishing attack is targeting Office 365 users while completely circumventing all of the usual security defenses.

Office 2019: Meet the New Office, Same as the Old Office

While testing out the Office 2019 preview, Brien noticed something unexpected: Office 2019 seems nearly indistinguishable from Office 2016.

How To Get the Office 2019 Preview Now

With the Office 2019 release approaching, now is a good time to take the preview version out for a test drive. Unfortunately, that's easier said than done.

Make Office 365 Onboarding Easier with Microsoft FastTrack

If you've ever worked through the process of linking Office 365 resources to an organization's existing IT infrastructure, then you know that Office 35 onboarding can be daunting.

Whiteboard: The Office 365 App You Didn't Know About

If you have ever seen a demo of the Microsoft Surface Hub, you no doubt have also seen the Whiteboard app being used.

Microsoft's MVP Program Evolves in Unexpected Ways

What exactly makes a Microsoft MVP? In the wake of recent developments around Microsoft's selection and renewal process, not even this longtime MVP knows for certain.

How Will Windows Server 2019 Impact Hyper-V Architecture?

Microsoft's forthcoming Windows Server product looks to be jam-packed with new features. Here are some of the standouts, specific to Hyper-V.

In Windows 10 Test Builds, Microsoft Makes Old Features Like New

Microsoft has been giving some longstanding Windows features like Notepad a facelift with each new Windows 10 preview build. But as Brien notes, some of the changes are more annoying than helpful.

Provisioning Outdated OSes with Hyper-V 2016 Integration Services

Managing Integration Services used to be a pain until Microsoft began including it in all Windows OSes, starting with Windows Server 2016. But administrators of older platforms don't need to be left high and dry.

Subscribe on YouTube

Upcoming Training Events

0 AM
TechMentor @ Microsoft HQ
August 11-15, 2025