Surya Prakash surya76657

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

User cases (description of sequences of events that, taken together, lead to a system doing something useful)
- Who is going to use it?
- How are they going to use it?

Good news is we're only using lodash/fp, which makes it easier to match function signatures.

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Picking the right architecture = Picking the right battles + Managing trade-offs

User cases (description of sequences of events that, taken together, lead to a system doing something useful)
- Who is going to use it?
- How are they going to use it?

	export default function () {
	return process.env.NODE_ENV === 'development' ? (
	<script src="http://localhost:35729/livereload.js?snipver=1"></script>
	) : null
	}

	convert("one hundred five"); // "105"
	convert("six hundred and fifty three"); // "653"
	convert("zero zero one two three"); // "123"
	convert("twelve o three"); // "1203"
	convert("thirteen zero nine"); // "1309"
	convert("fifteen sixteen"); // "1516"
	convert("fourteen ninety two"); // "1492"
	convert("nineteen ten"); // "1910"
	convert("twelve hundred"); // "1200"
	convert("twenty three hundred"); // "2300"

	let currentColor = '#ebedf0';
	let clicking = false;
	const boxes = document.querySelectorAll('.js-calendar-graph-svg rect');
	const graph = document.querySelector('.js-calendar-graph-svg');
	// code for switching the current color

	function handleColorChange(e) {
	const el = e.currentTarget;
	currentColor = el.style['background-color'];
	console.log(currentColor)

	function mapValues(obj, fn) {
	return Object.keys(obj).reduce((result, key) => {
	result[key] = fn(obj[key], key);
	return result;
	}, {});
	}

	function pick(obj, fn) {
	return Object.keys(obj).reduce((result, key) => {
	if (fn(obj[key])) {