React.js Essentials

To start using the Twitter Streaming API, you'll need to perform the following steps:
Create a Twitter account. For this, go to https://twitter.com and sign up; or sign in if you already have an account.
Create a new Twitter App by navigating to https://apps.twitter.com, and click on Create New App. You will need to fill in the Application Details form, agree with the Developer Agreement,and click on Create your Twitter application. Now you should see your application's page. Switch to the Keys and Access Tokens tab.

e web application today involves writing the HTML, CSS, and JavaScript code. The reason we use three different technologie

to separate your components into two concerns: how to handle the user interface interaction logic and how to render data.

it's a good practice to keep as many React components stateless as possible.

There are two types of React components:
With a state
Without a state

render()
function is not aware of all these events and it shouldn't be because its sole purpose is to return a React element based on the data that we pass to it. How do we pass data to it?
There are two ways to pass data to a
render()
function using the React API:
this.props
this.state

props
parameter is a JavaScript object passed from a parent element to a child element (and not the other way around) with some properties that are considered immutable, that is, those that should not be changed.

informative talk by Pete Hunt from Facebook at https://www.youtube.com/watch?v=-DX3vJiqxm4.

then go to https://github.com/fedosejev/react-essentials

of a shopping list built with React: http://fedosejev.github.io/shopping-list-react