.NET Framework 4.5
The particular version of the .NET Framework we target in this book is .NET 4.5, using Visual Studio 2012 and C# 5.0. Other than the .NET 3.x releases, .NET 4.x has a new version of the CLR underneath it, and obviously—in the grand tradition—it comes with a bunch of new class libraries that will make life easier for developers.
Two key features about .NET 4.x are important to point out here:
Side-by-side support: This means that .NET 4.x can be installed next to existing versions of the .NET Framework. What’s so special about this compared to .NET 3.x? The key difference is updates to existing class library assemblies are no ...