How to add an “entry point arrow” to a tab bar controller?

Question

In Xcode 6.2 beta, I am able to make some view controllers such as \"View Controller\" or \"Navigation view controller\" the entry point of my interface by dragging and dropping

Answer 1

I couldn't find the "initial view controller" checkbox at first. Then I realized that this is because I was in the "Table View" not the "Table View Controller." When I clicked into the "Table View Controller" that checkbox appeared.

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