[hands on data analysis] Task04 - Data Visualization

1, matplotlib Library Information visualization can help us find outliers, carry out necessary data conversion, judge which relevant model to choose, and also need data interaction. matplotlib is a third-party package for drawing high-quality charts, which has derived several data visualizationUTF-8...

Posted by torleone on Mon, 20 Sep 2021 11:42:36 +0530

Dictionaries and Collections

Dictionaries perform faster than lists and tuples, especially when added, modified, deleted. Dictionaries can be completed quickly. The difference between collections and dictionaries is that collections have no key-value pairing. They are an out-of-order, unique combination of elements. CreateUTF-8...

Posted by koenigsbote on Mon, 20 Sep 2021 13:40:37 +0530

✨ Using Python to solve linear programming, high-end operation blinds your eyes (technical eggs at the end of the article)

Hello, children's shoes. I'm Xiao Ming. A few days ago, I shared an SMT solver z3. See the link address: https://xxmdmst.blog.csdn.net/article/details/120279521 Although the SMT solver is very powerful and can solve logic problems, Sudoku, equations and even reverse problems, there is a disadvUTF-8...

Posted by sheila on Mon, 20 Sep 2021 14:46:32 +0530

python crawler scrapy case--crawling ancient poetry Web

Crawl Ancient Poems and Articles Web demand Crawl the data of the poems on the web, crawl the name, author, Dynasty and content of each poem Page Analysis To crawl the poems on the page and copy the contents of any poem, you can find them in the source code of the page, indicating that the pageUTF-8...

Posted by alba on Mon, 20 Sep 2021 16:22:29 +0530

Lesson 5 Python Web Enterprise Portal - common extended functions

catalogue 5.1 basic framework 5.2 use of signal trigger 5.2.1 release of Recruitment Information 5.2.2 upload of application information based on model form 5.2.3 use of signal trigger 5.3 sending mail 5.5 data download 5.5.1 create data model 5.5.2 development of data download list page 5.1 baUTF-8...

Posted by Rokboy on Mon, 20 Sep 2021 21:34:46 +0530

12. Process, thread and collaboration

There can be multiple processes in a process, and there can be multiple co processes in a process CPU intensive computing (CPU bound) It means that I/O can be completed in a very short time, and the CPU needs a lot of calculation and processing. It is characterized by high CPU occupancy eg: coUTF-8...

Posted by Think Pink on Tue, 21 Sep 2021 07:39:30 +0530

curl usage guide

curl usage guide Transferred from: http://www.ruanyifeng.com/blog/2019/09/curl-reference.html Author: Ruan Yifeng Date: September 5, 2019 brief introduction curl is a common command-line tool for requesting Web servers. Its name means the URL tool of the client. Its function is very powerful, wUTF-8...

Posted by superpimp on Tue, 21 Sep 2021 12:44:07 +0530

Leecode - brush algorithm questions together - stack (minimum stack) problem and the K-th largest element in the array

Aside: today is September 21, 2021. On the occasion of the Mid Autumn Festival, I wish you a happy holiday and a happy family! Today, I want to summarize how to quickly master the algorithm in Leecode. PS today, I stroked the algorithm topics in Leecode, with a total of about 2050 questions. HoUTF-8...

Posted by Shroder on Tue, 21 Sep 2021 22:22:06 +0530

Django Muke network production

Book back: powerful Django + killer xadmin develop an online education website (newly developed) to build an online education website from scratch the second day: Today's task is to understand the focus of the whole course. xamin is a third-party background management system based on django ForUTF-8...

Posted by findshorty on Tue, 21 Sep 2021 23:13:28 +0530

Python turtle Library -- how to complete drawing in an instant? Is it difficult to climb slowly like a turtle? In addition, does anyone think of the LOGO language they played as a child?

For the first time, I was selected into the weekly creation list. Take a picture and read it! As a middle-aged amateur player born in 74, he entered the CSDN week creation list for the first time and happened to be the 74th. It's really a little happy. Let me get drunk. Is this Versailles? WelUTF-8...

Posted by bdemo2 on Wed, 22 Sep 2021 00:03:29 +0530