Python Basics
Python Basics

How to create 10w test data and insert 10w different data in the database

... Ruby
schedule9 min read
Python Basics

Use ggplot to draw gene enrichment bubble chart

... Bennett
schedule2 min read
Python Basics

R与python实现圆环图 (ggplot2&matplotlib)

... Jayden
schedule2 min read
Python Basics

R Scientific Research Drawing Palette—ggsci

ggsci is a package in R that provides a series of colors for grading ggplot2. It includes the classic color matching styles of some well-known magazines or software (even well-known science fiction movies, animation, etc.), which is quite helpful for scientific research drawing. Let’s introduce the usage and content of this package. If you want to check the description yourself, you can enter it in Rvignette("ggsci")Come for a quick look. First, you can download ggsci in the following two ways:#

... Luis
schedule2 min read
Advanced Python
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Analysis of Variance in Python Data Analysis

... Lincoln
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trending_up Advanced Python

Linear regression of sklearn tuning package man

... Sydney
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trending_up Advanced Python

Douyin Miss Sister Video Crawler

... Olivia
favorite 1923
trending_up Advanced Python

Weibo (APP) list crawler and data visualization

... Kaden
favorite 1987
trending_up Advanced Python

Python crawler + face value score, 5000+ pictures to find your Mrs. Right

... Jayla
favorite 508
trending_up Advanced Python

Linear regression in actual machine learning

... Angel
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Python Web Development
Python Web Development

Python's correct way to launch missiles

Column ❈Toby , a columnist for the Python Chinese community, currently works for the largest pharmaceutical big data platform in China, as the data analysis team leader. Focus on natural language processing, English cryptography, medical statistics.Blog:http://www.cnblogs.com/webRobot❈ ————This article commemorates the 79th anniversary of the Nanjing MassacreToday Toby teaches you how to use the python basemap package to draw a map of bombing Tokyo.In the process of data visualization, we often

... Miguel
schedule 2 min read
Python Web Development

How to build a crawler proxy service?

How to build a crawler proxy serviceColumnist: KaitocauseAnyone who has ever crawled should know that there are too many websites and data. If the crawler crawls too fast, it will inevitably trigger the anti-crawl mechanism of the website. Almost the same trick is to block IP. There are 2 solutions:1. The same IP, slow down (slow crawling speed)2. Use proxy IP access (recommended)The first solution sacrifices time and speed in exchange for data, but under normal circumstances, our time is very p

... Adriana
schedule 8 min read
Python Web Development

Those things about generators

Those things about generatorsAuthor: Lee's aoWords written in the front❈I wanted to continue writing about Flask this week, but I decided to change my taste and talk about generators and coroutines in Python that are not easy to understand but very important.❈ Generators popular science I guess everyone is no stranger to generators, but in order to make me happily continue to pretend, let's talk about what a generator is. For example, in Python, we want to generate a list in a range (1,100000),

... Kendall
schedule 8 min read
Machine Learning
Machine Learning

What kind of foundation and preparation do you need to learn Python with zero foundation?

Click the blue word "python tutorial" to follow us!For students who wish to learn Python by themselves, they can conduct a self-assessment of their knowledge structure and future career plans before starting to learn. If the evaluation results are good, getting started with Python will not be as difficult as imagined. Stop talking and get to the point! The author believes that students who are suitable for learning Python should have the following key qualities:1. Have strong logical thinking ab

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Machine Learning

Recommendation of 6 introductory Python books: 0 basics to project practice

Click the blue word "python tutorial" to follow us!0Basic Introduction to Python What are the good books?Python is simple and easy, but how do you get started? The first step is to find a book and learn some basic knowledge first. Today, the editor recommends several easy-to-understand basic introductory books for everyone. I hope it will be helpful to you.Regardless of whether you have learned some other programming languages, when you start learning Python, you should learn the basic concepts

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Machine Learning

How to learn Python?

PrefacePython is very popular now, with simple syntax and powerful functions. Many students want to learn Python! So the little ones have prepared high-value Python learning video tutorials and related electronic books for everyone. They are all placed at the end of the article. Welcome to collect them!How to learn Python?When learning a programming language like Python with zero foundation, you will often encounter some situations:I found a lot of information on the Internet, but I don’t know w

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Machine Learning

Python crawler combat: crawling the US drama website

PrefacePython is very popular now, with simple syntax and powerful functions. Many students want to learn Python! So the little ones have prepared high-value Python learning video tutorials and related electronic books for everyone. They are all placed at the end of the article. Welcome to collect them!I have always been in the habit of watching American TV shows. On the one hand, I exercise my English listening skills and on the other hand I pass the time. Previously, it was possible to watch o

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Machine Learning

Python crawler source code, grab all movies from Tencent Video

PrefacePython is very popular now, with simple syntax and powerful functions. Many students want to learn Python! So the little ones have prepared high-value Python learning video tutorials and related electronic books for everyone. They are all placed at the end of the article. Welcome to collect them!code show as below:# -*- coding: utf-8 -*- import re import urllib2 from bs4import BeautifulSoup import string, time import pymongo NUM = 0 #Global variable, number of movies m_type = u'' #Global

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Machine Learning

python爬虫入门之爬万本书籍

前言Python现在非常火，语法简单而且功能强大，很多同学都想学Python！所以小的给各位看官们准备了高价值Python学习视频教程及相关电子版书籍，都放在了文章结尾，欢迎前来领取！最近闲的无聊，想爬点书看看。 于是我选择了这个网站雨枫轩（http://www.rain8.com/）STEP1.分析网站一开始我想通过一篇文章引用的链接，将书爬完，后来发现并不需要这样做。比如我们可以打开人生哲学这个栏目。 如图1所示，会把页面数全列出来。 并且这个urlhttp://txt.rain8.com/txtzx/list_93_1.html也非常的有规律。 可以看出是由'http://txt.rain8.com/txt'+'栏目名称'+'list_栏目编号_页数.html'组成的。 知道了这点后，我们就能轻松的把网站爬完了。STEP2.初始化首先我们来理清思路。这是我们需要的库import requestsimport reimport os其实这个项目用urllib2也能完成。 我们首先来初始化,在self.urls里，我们定义一些需要fetch的栏目。(比如言情，恐怖仙侠之类的书就可以跳

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Machine Learning

Python crawler learning tutorial: grab Taobao MM photos

PrefacePython is very popular now, with simple syntax and powerful functions. Many students want to learn Python! So the little ones have prepared high-value Python learning video tutorials and related electronic books for everyone. Welcome to receive them!The goal of this article1. Grab the name, profile picture and age of Taobao MM2. Grab the profile and photo pictures of each MM3. Save each MM's photo picture to the local folder according to the folder4. Familiar with the process of file savi

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