Subtitle: Core Principles and Case Studies Author: Li Zhihui Publisher: Publishing House of Electronics Industry Year: 2013-9-1 ISBN: 9787121212000 Notes: Without business demand for technology, you cannot cultivate an outstanding architect. The author grew up alongside Taobao’s business growth. The book explains the key technical points of website architecture mainly from several aspects: system performance, availability, scalability, extensibility, and security.

The session mechanism for login: HTTP is a stateless protocol, and every request a browser makes is independent of the others. But not every HTTP request is unrelated to state, so the browser and the server have to jointly maintain a state — this is the session mechanism. One approach: the first time the browser sends a request to the server, the server returns a sessionID to the browser, and every subsequent request from the browser carries that sessionID to verify the same user.

Subtitle: A Revolution That Will Transform How We Live, Work, and Think Author: [UK] Viktor Mayer-Schönberger Publisher: Zhejiang People’s Publishing House Publication Year: 2012-12 ISBN: 9787213052545

Python and Excel are both commonly used for data processing, so passing data back and forth and handling computations between them is unavoidable. This article mainly introduces the Python-Excel family of libraries, and how to use the xlrd and xlwt libraries. 1. Common Libraries xlwings, openpyxl, pandas, win32com, xlsxwriter, DataNitro,

1. Economy World Bank Gapminder Economic, health, and social statistics covered by the World Health Organization and the World Bank CIA, The World Factbook Contains information on history, population, economy, government, infrastructure, and military affairs for 267 countries National Bureau of Statistics of China latest macroeconomic data Ministry of Industry and Information Technology A good deal of data is published here, especially data related to industrial operations and informatization