Problem with waveshare 7" TFT display

Hello, 2 days ago i bought this display: link and i cant find any tutorial about connecting it to arduino.

1.Can u tell me how to connect?
2.How can i programme it and which library use?
3.Where can i find connection test code?

ps.

I want to do somethink like it link.

Its my first TFT display so please make your answers as easy as its possible.