When trying to vMotion a virtual machine (VM), VMware vCenter may incorrectly report "No guest OS heartbeats are being received" error even when the VMware Tools service is correctly installed and is running on the guest VM.  Fortunately there is a really simple fix.

Windows 7 (and Vista) are notorious for incorrectly reporting "No Internet Access" even though the user can clearly access the Internet just fine.

I run the Exchange 2007 Remote Server Management Tools on my laptop.  All the Receive Connectors in Exchange Management Console went missing yesterday and I was getting an obscure error "Could not load file or assembly 'Microsoft.Web.Administration' ...

After installing Internet Explorer 9 Beta my old IE menus had disappeared, meaning that the Favorites menu was gone and I was stuck with the Favorites "bar" or the "pane", neither of which work anywhere near as well as the menu did! 

Problems with a Cisco SG100-24 unmanaged switch which would not auto-uplink (caused by a physical cabling fault)

Microsoft Outlook 2007 had stopped indexing content in my Inbox and in my archive .PST files.

Had a problem with my Dell Studio 1747 laptop today ... it wouldn't play audio CDs ... and fixed it by reflashing the CD/DVD firmware.

When deploying printers using Group Policy Preferences (GPPs) some Windows 7 (and Vista, and Server 2008?) clients may fail with result: Failure (Error Code: 0x80070bcb) due to Point and Print Restrictions.

By properly aligning the disk partition and setting the cluster size to 64KB on a production SQL Server I was able to improve raw disk performance by 14% and SQL performance by a whopping 36%

Explains an easy way to permanently remove those annoying Microsoft Favorites menu items: Microsoft Websites, MSN Websites, Windows Live and Favorites (aka the Links menu)