vasanthk

System Design Cheatsheet

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

Basic Steps

1. Clarify and agree on the scope of the system

• 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?

ergoithz

#!/usr/bin/python
# -*- coding: utf-8 -*-

import bs4

def xpath_soup(element):
    # type: (typing.Union[bs4.element.Tag, bs4.element.NavigableString]) -> str
    """
    Generate xpath from BeautifulSoup4 element.

yanofsky

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