Dev Blogs
I recently read an email where someone was asking how they could check in their function if a value had been provided to one of the parameters. Consider for example, The usual way I’ve seen people deal this problem is by providing a default value which gets assigned to $x in the case that a value wasn’t provided by the caller a...
The Network Location feature was introduced in Windows Vista. It provides an easy way to customize your firewall settings based on whether you trust or don’t trust the computers around you. There are three Network Location types - Private, Public and Domain. If your computer is a member of the domain then you won’t be able to change the Network Loc...
There are many ways to set a variable's value. I just learnt one more yesterday. If you have others, please add comments # Simple# $ gets the variable, and = will assign it$a = 1 # With Variable Scope# The prepend is the scope, and could be global, script, and others# Useful when you want to keep things in script scope, or share them out in global ...
The other week, I showed a Get-ProgID function that I used to help someone at Microsoft Research find a good object to talk to images. A few comments jumped to one of the possible solutions, which is to use the .NET Drawing assembly (which I have to load first). I wanted to be reasonably sure that the way to get at the image metadata wa...
Windows Server 2008 R2 doesn’t just add ADPowershell – it also adds Active Directory Administrative Center (or ADAC), a new GUI tool for AD administrators. Read about it on TechNet. What’s more, while you can’t tell just from looking at it, ADAC is implemented entirely over Windows PowerShell 2.0 and ADPowershell! Every read and w...
Have you ever created scriptblocks on the fly, say in a foreach loop, and they totally mess up because they all have the same value? This is something sort of advanced, and typically used when you’re proxying an object. The most basic example would be, taken from (http://www.powershellcommunity.org/Forums/tabid/54/aff/1/aft/2506/afv/topic/Default.a...
With Add-Type and $executioncontext you can add special varibles that have tied values. I made $random, and $now add-type @"using System;using System.Management.Automation;public class RandomVariable : PSVariable{Random r;public RandomVariable () : base("Random", 0, ScopedItemOptions.ReadOnly | ScopedItemOptions.AllScope) {r = new Rand...
The other day, a friend over in Microsoft Research wanted to figure out how to get out the width and height of an image in PowerShell. There are many ways that you can approach this particular problem. I knew three right off of the top of my head, but none of them had a really optimal experience. I knew there had to be a ...
AD team has started a new blog for their PowerShell Cmdlets.. In their own words "We are here to answer any questions about AD Powershell, share some tips and tricks, discuss the history behind certain decisions and features and hear your feedback on improving AD Powershell experience" Check this out http://blogs.msdn.com/adpowershell/ Osama ...
Check it out: http://www.microsoft.com/presspass/exec/de/snover/default.mspx One of the biggest Snoopy Dance moments of my life! BTW - this is really a reflection of how important Microsoft views PowerShell. I'd love to say more but I've got some Snoopy Dancing to do. Experiment! Enjoy! Engage! Jeffrey Snover [MSFT] Wi...