Where are Assemblies in Sandboxed Solutions Deployed?

Because sandboxed solutions cannot deploy files to a server’s file system, there is some puzzlement over where the assemblies in sandboxed solutions are deployed and persisted.  The situation is not helped by the fact that the package manifest of a sandboxed solution implies that such assemblies are deployed to the GAC as the following screenshot…

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How to Create a Web Part with a Contextual Tab

This post will cover how to create a Web Part that opens a contextual tab on the Server ribbon in Microsoft SharePoint Foundation 2010. You will be working with Server ribbon XML, EcmaScript (JavaScript, JScript), and C# code. This solution will be a farm solution and will be built using Visual Studio 2010 Beta 2….