LaTeX questions

• Is there a shortcut to move the cursor as shown in the following figure?
• Is it a good idea to use string constant keys to avoid magic string keys?
• Static field of DbContext in Global.asax versus instance field of DbContext in controller class?
• What is the good design of database schema for a multiple-choice quiz engine?
• Is it bad practice to implement a separate table consisting of only two rows Female and Male?
• Which is the better way to avoid magic string keys? Using string const keys in a class or using enumeration?
• Is there a performance degradation when we ALWAYS use nullable value types instead of value types?
• How to iterate through the built-in types in C#?
• What is the difference between Href and Url.Content?
• Where does Windows Platform Installer (WPI) save the downloaded files in my computer?

LaTeX answers