Cloning a repository may seem easy if you have credentials with a password, but you don’t always can. In a webapp, you always have a layout that declares the base element (header, nav, main and footer). In this article, we’ll look at how to pass dynamic data to it. As I was reviewing some OOP concepts, I read about the command pattern and it made me think about bus message. However, they are not the same. You can remove the first item in 3 ways. Using a CLI natively available on Windows Usage of Cast and Convert with an example Usage of Coalesce with an example Object composition is a design principle in which one class is composed of one or more objects of other classes.