I recently came across a very good blog posting on Host Named Site Collections (HNSC), and I recommend it: What Every SharePoint Admin Needs to Know about Host Named Site Collections by Kirk Evans.  Kirk has lots of good details here that will help answer questions on this popular feature with some...

The SDK (Software Development Kit) for SharePoint 2010 RTM’d slightly after the product itself and is now available.  This download contains both SharePoint 2010 and SharePoint Foundation 2010 SDKs, which you may install separately.  About 450 MB required to install both of them, but the download...