大家好，欢迎来到 Crossin 的编程教室。很多读者问过我同一个问题：“Crossin，我 Python 基础学完了，也刷了几本入门教程，接下来应该怎么进阶？”这个问题很常见，也很真实。有人写了两年多代码，业务、爬虫、数据处理都上手，可一翻 ...

For many companies, understanding what is going on in your business involves lots of data. But, how do you query 10s of billions of data points? How can a company begin to make sense of so much ...