Love it or loathe it, JSX has made a big impact on front-end engineering. Here's a code-first intro to the HTML ... looks strange but basically says, here is the style and here is a JavaScript ...

Not a good look. This inspired developers ... The activity around JavaScript’s front-end architecture has created some of the most interesting code work I’ve ever witnessed.

All standard browsers understand only HTML, CSS, and JavaScript. So you must run different code on ... of the front counter as the website’s front end. The customers first look at the menu.