Where can I find assistance with creating custom reporting and analytics dashboards in website programming?

Where can I find assistance with creating custom reporting and analytics dashboards in website programming? I am trying to do what I already told the other person because I need to design a website and then create app (dashboards) and layout. I believe I was getting through to the initial tutorial but my requirements are coming up: An overview of how the right path is to create a custom dashboard in website programming. If there is any specific requirements, what type of dashboard is requested and that dashboard should be specified? A code example using dashboards and screenshot file(s):