I always forget what the correct options for the Windows xcopy command are when I simply want to synchronize one directory over another one, so that only changed files are overwritten. To do it well, you need to remember too many options. And robocopy is never installed when you need …

Here's how to configure a Windows domain controller to act as an NTP client and server for your network. You may then sync all your hosts, Windows or other, to that server. To achieve this, configure one (or more) of your domain controllers to retrieve time from the atomic clocks …

Make a backup copy of your AD before you go any further.

Install your new server, and join it to the domain as a member server. Before you can run dcpromo on the new 2008 server, you must run adprep on your schema master, to prepare the Active Directory schema …

This short list should apply to a situation where an organization with one domain and a simple Exchange environment wants to upgrade from Exchange 2003 to 2007. It assumes everything will be installed on a single server with a fresh installation of Windows 2003 R2, joined as a member server …

An SSH server can be handy on a Windows machine, too. Cygwin comes with OpenSSH, and provides a lot of useful tools which you can use over the SSH connection. Here's how to install Cygwin and OpenSSH server on a Windows machine.

Install Cygwin. Make sure you also install OpenSSH …