Coder Social home page Coder Social logo

solo-blog's Introduction

Anurag's GitHub stats

Top Langs

solo-blog's People

Stargazers

 avatar

Watchers

 avatar

solo-blog's Issues

数据分析 Tips - WuTao 的个人博客

http://wutaoblog.com.cn/articles/2022/09/20/1663665258140.html?

数据分析 Tips 获取列表元素的 index 如果知道元素,可以使用 .index 方法就行: a = ["a","b","c"] a.index("a") 如果是一个逻辑值的列表,判断 TRUE 的位置: >>> t = [False, False, False, False, True, True, False, True, False, False, False, False, False, False, False, False] >>> [i for i, x in enumerate(t) if x] [4, 5, 7] 对于大的列表,可以使用 itertools 中的 compress 方法: >>> from itertools import compress >>> list(compress(xrange(len(t)), t)) [4, 5, 7] >>> t = t*1000 >>> %timeit [i for i, x in enumerate(....

Recommend Projects

  • React photo React

    A declarative, efficient, and flexible JavaScript library for building user interfaces.

  • Vue.js photo Vue.js

    🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

  • Typescript photo Typescript

    TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

  • TensorFlow photo TensorFlow

    An Open Source Machine Learning Framework for Everyone

  • Django photo Django

    The Web framework for perfectionists with deadlines.

  • D3 photo D3

    Bring data to life with SVG, Canvas and HTML. 📊📈🎉

Recommend Topics

  • javascript

    JavaScript (JS) is a lightweight interpreted programming language with first-class functions.

  • web

    Some thing interesting about web. New door for the world.

  • server

    A server is a program made to process requests and deliver data to clients.

  • Machine learning

    Machine learning is a way of modeling and interpreting data that allows a piece of software to respond intelligently.

  • Game

    Some thing interesting about game, make everyone happy.

Recommend Org

  • Facebook photo Facebook

    We are working to build community through open source technology. NB: members must have two-factor auth.

  • Microsoft photo Microsoft

    Open source projects and samples from Microsoft.

  • Google photo Google

    Google ❤️ Open Source for everyone.

  • D3 photo D3

    Data-Driven Documents codes.