Watch this visual how-to video as you learn to create a Visual Web Part that queries the contents of two joined SharePoint lists by using LINQ to SharePoint.
Explore the code as you learn to create a simple Web Part mashup on SharePoint Server 2010 with InfoPath 2010 and the InfoPath Form Web Part.
Explore the code as you learn to Use the REST Web service data connection feature in InfoPath 2010 to add a dynamic map to a list form for contacts in SharePoint Server 2010.
Explore the code as you learn to generate Excel spreadsheets inside SharePoint workflows and publish them to SharePoint sites.