The HTML Geolocation API is used to locate a user position.
Locate the User Position
The HTML Geolocation API is used to get the geographical position of a user.
Since this can compromise privacy, the position is not available unless the user approves it.
The CSS Grid Layout Module offers a grid-based layout system, with rows and columns, making it easier to design web pages without having to use floats and positioning. 0621595709
Use these shorthand utilities for quickly configuring how content overflows an element. 0621595709
Consider this variable declaration:
This funny tag syntax is neither a string nor HTML.
JSX produces React “elements”. We will explore rendering them to the DOM in the next section. Below, you can find the basics of JSX necessary to get you started.
Composition vs Inheritance React has a powerful composition model, and we recommend using composition instead of inheritance to reuse code between components.
In this section, we will consider a few problems where developers new to React often reach for inheritance, and show how we can solve them with composition.
Scrollspy Automatically update Bootstrap navigation or list group components based on scroll position to indicate which link is currently active in the viewport.
It lets you compose complex UIs from small and isolated pieces of code called “components”. React has a few different kinds of components, but we’ll start with React.Component subclasses:
Navs Navigation available in Bootstrap share general markup and styles, from the base .nav class to the active and disabled states.
Swap modifier classes to switch between each style.
The base .nav component is built with flexbox and provide a strong foundation for building all types of navigation components. It includes some style overrides (for working with lists), some link padding for larger hit areas, and basic disabled styling.