Helge´s Blog

How the App Paths Registry Key Makes Windows Both Faster and Safer
Published by Helge Klein on 08/26/2010 | 3 Comments | 350 Views

Why can you start Mozilla Firefox by typing "firefox" in the Run dialog and press enter? Firefox.exe is not located in any directory in the path. The same with Outlook (type "outlook"), PowerShell ("powershell"), VMware Workstation ("vmware") or Adobe Reader ("acrord32"). This "magic application starting thingy" works because of a little-known Windows feature based on the "App Paths" registry key.

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Free Script: User Profile Domain Migration with SetACL
Published by Helge Klein on 08/04/2010 | 0 Comments | 740 Views

When administrators migrate user accounts between domains, they typically re-ACL those server ressources users have access to. In plain English: they copy or move the permissions from the accounts of the old domain to the corresponding accounts of the new domain. There are various ways to do that. In this article, I present a simple way to re-ACL roaming user profiles.

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User Profile Migrator Released - Your Key to Successful Migrations
Published by Helge Klein on 08/03/2010 | 0 Comments | 547 Views

sepago recently released User Profile Migrator, our new product that makes migrating user personalities between different platforms a breeze. Whether you are upgrading from Windows XP to Windows 7, from Server 2003 to 2008 (R2), from 32 bit to 64 bit, or even from Office 2003 or 2007 to 2010: Profile Migrator is the tool for you. It extracts the user configuration stored in the old profiles, converts and then injects them into brand-new profiles ready to be used on the new machines.

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How to Modify Default Share Permissions and Other Tweaks
Published by Helge Klein on 07/23/2010 | 0 Comments | 862 Views

NTFS permissions are stored in the file system, that is well known. But where are share permissions stored?

As so often with Windows: in the registry. Network shares are defined by only a handful of relatively simple registry entries stored in the server service's key which is, for historical reasons that go back way beyond OS/2, named "LanmanServer" (the workstation service is similarly named "LanmanWorkstation").

The share definitions can be found here:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\LanmanServer\Shares

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Will We Use Cloud-Based Virtual Desktops in 2020?
Published by Helge Klein on 07/12/2010 | 0 Comments | 558 Views

A desktop delivered from the cloud, accessible from everywhere, providing just the right amount of computing power for the task at hand, maintained by the cloud provider and paid for only when used - a dream? Or a commodity in ten years' time? Time will tell, but in the meantime let us find out if such a virtual wonder device is even possible.

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Registry Tricks
Published by Helge Klein on 06/21/2010 | 0 Comments | 1,316 Views

Here are some pretty cool ways to work with the Windows registry.

Regedit

Start multiple instances of Regedit by appending the command-line parameter -m, e.g.: regedit -m.

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64 Bit: The Final Frontier - Slides From my Presentation at PubForum
Published by Helge Klein on 06/10/2010 | 0 Comments | 1,831 Views

Only a few days ago I attended PubForum in Frankfurt - a weekend well spent! I had an altogether good time and very much enjoyed meeting so many great people. I also presented on the topic of migrating to 64-bit Windows Server 2008 R2 and XenApp 6, a task not to be taken lightly. For anyone interested, here is the slide deck I used.

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Should AppData be Redirected or Left in the User Profile?
Published by Helge Klein on 05/31/2010 | 13 Comments | 2,573 Views

Redirecting AppData from the user profile to a folder on the network may significantly improve logon speed. Is enabling AppData redirection a no-brainer, then? Not really, because it often comes at a price: performance.

Aaron Parker brought this topic to my attention when he tweeted: "I really wish ppl would stop redirecting AppData. It's bad news". As he added later, he was referring to performance.

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New OS = New Profile = User State Lost. True or False?
Published by Helge Klein on 05/05/2010 | 4 Comments | 1,866 Views

Going to Windows 7 or Server 2008 (R2) means trouble. Let me use an analogy to explain why. You are in charge of moving people from their old houses to shiny new buildings. You have planned everything perfectly. The new homes are beautiful and located in a great neighborhood. But still, after moving house, people start to complain. They do not feel at home. You forgot to take all those seemingly unimportant things that make a house a home: pictures, plants, all sorts of personal stuff. Impossible, you say? People would never leave their personal belongings behind?

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Active Setup Explained
Published by Helge Klein on 04/22/2010 | 3 Comments | 2,094 Views

This is a summary of my experience with Active Setup combined with the information I could find on the internet.

Active Setup - W2k3 - 1 

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Helge Klein
IT-Architect
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Helge´s latest tweets


(09/03/2010)
All you ever wanted to know about Windows file servers, multiple NICs and SMB(2) by Microsoft's @josebarreto: http://bit.ly/bpD1by

(09/03/2010)
Adobe KB on Reader 9: "Roaming Profiles are not supported by the Acrobat family of products." SNAFU!? http://bit.ly/bXxIW1

(09/02/2010)
@balsamiq Roadmap looks good. IMHO BM just needs to mature before it becomes really "polished". But that is an entirely natural process.

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