Windows® 7 Resource Kit

This official Microsoft Resource Kit delivers in-depth technical guidance from those who know the technology best—Microsoft MVPs and the Windows 7 team. Covers new features, deployment, administration, security, and other essential topics.

Windows 7 Keyboard Shortcuts
Windows 7 Upgrade Paths: PowerShell Comparison Operators:
Windows PowerShell has special comparison operators. One thing that might help is to realize that main operators are two letters long. (Case-sensitive operators all begin with the letter c, such as ceq for case-sensitive equals. You can type Get-Help about operators for more information).