How to display in the header, but only on the main one?

Question

Angular

Good afternoon!
Just - just started learning Angular.
There was a question, I searched a lot, tried to solve it in different ways, like: $ local, $ routeProvide, gn-if.
You need to display a specific block with content in the header, but only on the main page .
I hope for understanding!) I am a beginner.

Answer 1

https://docs.angularjs.org/tutorial/step_09