The Project 2010 SDK download and the MSDN online release are both updated. The updates have the same URLs as previous releases:
New conceptual / how-to topic:
·Topic updates for MSDN online, since the last update on March 7, 2011: 20 conceptual and how-to topics have updates. Most changes are relatively minor; the Change History table at the bottom of each topic shows significant changes.
600 managed code types (classes that include new descriptions for one or more properties, methods, and events) are updated. There are new code samples for the following PSI methods:
New / updated items in the Project 2010 SDK download, which was last updated March 7: