A comprehensive, easy-to-understand guide to Visual Studio 2010. Visual Studio is Microsoft's comprehensive development environment that encompasses the .NET Framework, various programming languages, and ASP.NET. Programmers love it for developing applications for mobile devices and the Web. Because Visual Studio can be complex, the All-in-One For Dummies format makes it easy for beginners to grasp its different parts and get up to speed.: Visual Studio is a development environment used with various programming languages to create a variety of applications, including those for the Web and mobi.