On the Build Page, the Platform target list is set to Any CPU. On the Application Page, the Output type list specifies that the project is an application. On the Application Page, the Target framework list specifies the .NET Framework 4.5.
Definition of hashtag. : a word or phrase preceded by the symbol # that classifies or categorizes the accompanying text (such as a tweet)
A tag is like a keyword or category label associated with each thread. Tags make it easier for you to find threads of interest. Anyone can tag a thread. Tags are public and visible to everyone.