Least square method for overdetermined equations
Today, I did a calculation method assignment. I didn't find any similar reference materials on the Internet. Many students call library functions directly in Python to write conveniently, but I think it's a greater exercise for beginners to write in c or c + +;
The code ...
Added by jfugate on Fri, 01 May 2020 08:14:14 +0300
Python is a non BS programming language. Design simplicity and readability are two reasons why it is so popular. Just like Python's tenet: beauty is better than ugliness, and explicit is better than implicit.
It's useful to keep in mind some common tips to help improve coding design. When necessary, these tips can reduce the trouble of checking ...
Added by dcooper on Wed, 29 Apr 2020 12:59:50 +0300
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Author: I was bitten by a dog
When we talk about data visualization, we usually use matlab lib ...
Added by Avi on Tue, 28 Apr 2020 09:45:49 +0300
Technology realization principle: get the specific commodity information of JD, and then use wechat to send reminders
Tool: two microsignals are needed, which are mutual friends
If you want to learn Python or are learning python, there are many Python tutorials, but are they up to date? Maybe you have learned something that someone else probabl ...
Added by Pastulio on Mon, 27 Apr 2020 10:54:48 +0300
[1. Project objectives]
By using Python to grab QQ music data (the first shot), we achieve the song name, album name, playback link of a song with a specified number of pages in the QQ music singer's single line.
By using Python to grab QQ music data (second round) by hand, we have achieved lyrics and top reviews for specified QQ music songs.
Added by Stoned Gecko on Sun, 26 Apr 2020 20:29:49 +0300
You may have found this tutorial because you want to send email using Python. Maybe you want to write a code to receive email reminders, send a confirmation email to users when they create an account, or send an email to organization members to remind them to pay their dues. Sending mail is a time-consuming and error prone task, but it can be ...
Added by amwd07 on Sun, 26 Apr 2020 10:14:56 +0300
Today, I want to open the image with pycharm, but an error is reported when I import scipy. The error content is as follows:
from scipy.misc import imread
Traceback (most recent call last):
File "<input>", line 1, in <module>
File "D:\pycharm\PyCharm Community Edition 2017.2.3\helpers\pydev\_pydev_bundle\pydev_import_hook ...
Added by adityakonda on Sat, 25 Apr 2020 18:39:46 +0300
Python basic syntax learning path
python concept level
Expression → create and process objects
Statement → include expression
Logical unit → function or class, composed of statements
Module →. py code file composition module
Package → define a group of related files or modules (package is a folder, module is a file in ...
Added by AliceG on Fri, 24 Apr 2020 12:29:47 +0300
"Time memoir" is mainly divided into the following four parts: the design of login interface, countdown module, photo module and sweet talk module.
Because photos and love talk are more private things, I decided to design a certain threshold for login. But at the same time, I give two menu bars, love and you, as the p ...
Added by hmemnon on Fri, 24 Apr 2020 11:20:05 +0300
I believe that many people with a certain Python foundation should have found that the visual graphics drawn with the matplotlib library are slightly ugly (default) except for the area map! However, the visual graphics created by pyecharts library have strong visual impact!
The following is a group of broken lines that my colleagues dislike th ...
Added by johndale on Thu, 23 Apr 2020 18:28:23 +0300