Anmol Kumar Singh anmolsukki

What is react native?

- A Collection of "Special React Component"
- Components compile to ntive widges
- Native platform APIs exposed to javascript
- Connects Javascript and Native platform code

Styling

React Hooks

What is useCallback Hook?

useCallback is hook that will return a memoized version of callback function that only changes if one of the dependencies has changed.

Why use useCallbak hook?

Session and Cookies

Submit Form Data with Templating

Encrypt To Decrypt

Post method Html Form

Microservices

Communication strategies

Sync:- Services communicate with each other using direct requests

Async:- Services communicate with each other using events

What is monolith contains

Shorten Function

shorten = (text) => {
  return text.substr(0, 50) + "..."
}

{this.shorten(description)}

	import React from 'react';

	const WhatsAppShare = () => {
	const whatsappMessage =
	'Dear Customer,' +
	'\r\n\r\n' +
	'Thanks for shopping at Gyftr. Your Gift Code details' +
	'\r\n\r\n' +
	'Brand: Amazon' +
	'\r\n' +

	const cookiesName = Cookies.get();
	const cookiesKey = (cookiesName && Object.keys(cookiesName)) \|\| [];
	if (Array.isArray(cookiesKey)) {
	cookiesKey.forEach((data) => {
	Cookies.remove(data);
	});
	}