Narendra Agrawal narendrabtechcse

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?

	import requests, json

	#Notion's token and databaseId
	token = 'XXX'
	databaseId = 'XXX'

	#Notion's headers
	headers = {
	"Authorization": "Bearer " + token,
	"Content-Type": "application/json",

	[{"id":1,"stock_name":"Axon Enterprise, Inc.","stock_industry":"Ordnance And Accessories","stock_market":"NASDAQ","stock_sector":"Capital Goods","stock_symbol":"AAXN"},
	{"id":2,"stock_name":"Welltower Inc.","stock_industry":"n/a","stock_market":"NYSE","stock_sector":"n/a","stock_symbol":"HCN^I"},
	{"id":3,"stock_name":"icad inc.","stock_industry":"Medical/Dental Instruments","stock_market":"NASDAQ","stock_sector":"Health Care","stock_symbol":"ICAD"},
	{"id":4,"stock_name":"Bank of Commerce Holdings (CA)","stock_industry":"Major Banks","stock_market":"NASDAQ","stock_sector":"Finance","stock_symbol":"BOCH"},
	{"id":5,"stock_name":"Champions Oncology, Inc.","stock_industry":"Biotechnology: Biological Products (No Diagnostic Substances)","stock_market":"NASDAQ","stock_sector":"Health Care","stock_symbol":"CSBR"},
	{"id":6,"stock_name":"Mirna Therapeutics, Inc.","stock_industry":"Major Pharmaceuticals","stock_market":"NASDAQ","stock_sector":"Health Care","stock_symbol":"MIRN"},
	{"id":7,"stock_n