Windows 7

3 posts

Re-arm Windows 7 90-day trial

You probably already know that Microsoft released a 90-day trial version of Windows 7 Enterprise, which is a full version without any function limitation. After the trial period, you can re-arm the version to another 90 days (so you can use the trial version for a total of 180 days) by taking the following steps: 1. Start->All Programs->Accessories 2. Right-click Command Prompt, then choose Run as administrator 3. Type in slmgr -rearm, then hit Enter 4. Reboot your […]

Peek, Snap, and Shake: Windows 7 new features

Peek, Snap, and Shake are three interesting, fun, and useful features in Windows 7. Peek If you have multiple windows open, when you move your mouse over the icon of an application at the taskbar, a small thumbnail window will popup to let you peek the actual window before maximizing or switching to it. What is more, when you move your mouse over the thumbnail window, a “X” button will appear at the right top […]

SQL Server Express 2008 setup error on Windows 7: Invoke or BeginInvoke cannot be called on a control until the window handle has been created

I got this error today when I tried to install SQL Server Express 2008 Service Pack 1 on Windows 7: “SQL Server Setup error: Invoke or BeginInvoke cannot be called on a control until the window handle has been created” It is a bug according to this post. The fix is simple: close the dialog and then rerun the installer.