Fellow C++ PM Karl Niu provides an impressive series of demos showcasing new compiler features in Visual Studio "14".
Use the following guide to quickly access the features you'd like to review:
[01:20] Thread safe statics
[04:05] Inline namespaces
[10:02] Unrestricted unions
[11:48] User-defined literals (UDLs)
[13:04] Generalized lambda capture
Visit this page to download your own (free) copy of Visual Studio "14" containing all these features and more!