1.外层for循环用内置函数range，将1~9范围内的每个数字，依次装入自定义变量i中，此时，变量i被循环赋值9次 2.内层for循环将1~变量i范围内的每个数字，依次装入变量j中，此时变量j被循环

数据爬取 前期分析 通过浏览器Network分析出以下API： 获取首页全部标签 https://api.juejin.cn/tag_api/v1/query_category_briefs 子级标签

It doesn’t matter where you start, as long as you do.

→ Playground link ←

In this series of articles, I intend to present the key points that exist in the Python language. In this collection, an attempt has been…

Have you ever thought of finding who don’t follow you back on instagram, but you are super lazy like me to find that out? Sometimes, it get…

One interesting thing that I have found is that the linear regression model, Lasso, can be used to select features when making predictions…

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Hi,

Python has three Jump operators which can move the program control from one place to another. In this blog we go through these three jump…

In this world we have a lots of language to communicate with each other (from human to human). In only India 22+1 major languages (22…

Hello folks in previous post I tried explaining Lambda and map functions in simplified way ,so that you guys would understand .

In your Python program you might want to validate an IP address. This can be a requirement if you write OS level programs and not only.

How to use Pass, Continue, Break in Python

Hello beautiful people, I hope your having a good day.

Making a mocker-y of unit testing.

Using built-in Pandas methods for advanced data processing and string manipulation

Complete guide on fourteen of the most essential Pandas Operations

Use on_enter: in your .kv file