SharePoint 2010 Development Basics Technical Articles

SharePoint 2010 Code Samples

http://code.msdn.microsoft.com/sharepoint/site/search?query=SharePoint%202010&f[0].Value=SharePoint%202010&f[0].Type=SearchText&ac=2 

Introduction to SharePoint 2010 Development

http://msdn.microsoft.com/en-us/library/hh147178(v=office.14).aspx 

SharePoint 2010 Development Basics Technical Articles

http://msdn.microsoft.com/en-us/library/hh127069(v=office.14).aspx