Getting started with Pandas 1 (DataFrame+Series read / write / Index+Select+Assign)

Article catalog 1. Creating, Reading and Writing one point one Dataframe data framework one point two Series series one point three Reading reading reading data 2. Indexing, Selecting, Assigning two point one Access to python like mode two point two Unique access mode of pandas 2.2.1 Iloc access base ...

Posted by MetaDark on Tue, 19 May 2020 00:11:01 -0700

Understanding Go language object-oriented programming: interface and polymorphism

Hi, Hello, this is Mingo. During my time of learning Golang, I wrote detailed study notes on my personal WeChat official account "Go programming time". For Go language, I am also a beginner, so writing things should be more suitable for students who are just in contact. If you are just learning Go language, do not pay close attention ...

Posted by elementaluk on Mon, 18 May 2020 21:49:47 -0700

Practical case: Python easily realizes PDF format conversion (with detailed source code)

    preface The text and pictures of this article are from the Internet, only for learning and communication, not for any commercial purpose. The copyright belongs to the original author. If you have any questions, please contact us in time for handling. Project background Online PDF conversion tools are dazzling, difficult to choose, some e ...

Posted by alexboyer on Mon, 18 May 2020 08:26:28 -0700

8-5 (December 15) 16.1 multi process message queuing 16.2 message queuing pipe

Eight five classes (December 15) 16.1 multi process message queue Message queuing is a container that holds messages during their transmission. The most classic use of message queuing is to pass messages through message channels between consumers and producers. Consumers and producers are different processes. Produ ...

Posted by Skunkmaster on Mon, 18 May 2020 08:04:27 -0700

Go's 50 holes: pitfalls, tips and common mistakes for new Golang developers [1]

Go is a simple and interesting language, but like other languages, it has some skills... Most of these techniques are not due to go's flaws. If you used to use other languages, some of these mistakes are natural pitfalls. Others are caused by false assumptions and lack of detail. If you take the time to learn the language, read official notes, ...

Posted by immanuelx2 on Mon, 18 May 2020 08:06:01 -0700

Cool!! I can import packages in Python in eight ways. How about you?

WeChat official account: Python programming time. Original link: https://mp.weixin.qq.com/s/7F4pyDVObJBt-3XrxxYxLQ Today, I'd like to introduce eight methods of Python package import that I've used. 1. Direct import A well-known method, which can be imported directly >>> import os >>> os.getcwd() '/home/wangbm' Similarly, l ...

Posted by kenshintomoe225 on Sun, 17 May 2020 20:51:12 -0700

Real time prediction of bitcoin price using LSTM framework

Warm tip: this case is only for learning and research purposes, and does not constitute an investment proposal. The price data of bitcoin is based on time series, so the price prediction of bitcoin is mostly realized by LSTM model. Long term short-term memory (LSTM) is a kind of deep learning model especially suitable for time series data (or ...

Posted by rubik on Sun, 17 May 2020 19:59:36 -0700

The realization of moving average filter in hand-held teaching series

[introduction]: in the previous article about IIR design, some friends are still reading it. Although I don't know how the officials feel, I think there is always a reward to read, so I decided to continue this series. This article talks about average filter, which is very easy at first glance. But I don't think some of the key points are clear ...

Posted by embtech on Sat, 16 May 2020 23:08:17 -0700

LXC WEB management tool of container technology LXC WEB Panel

In the previous blog post, I mainly talked about the simple management of lxc container on Linux. For a review, please refer to https://www.cnblogs.com/qiuhom-1874/p/12901493.html Today we will introduce lxc's image management tool, LXC WEB Panel; Project download address: https://github.com/lxc-webpanel/LXC-Web-Panel.git; 1. Install Python fl ...

Posted by ki on Sat, 16 May 2020 22:56:33 -0700

Dealing with Excel table cell format setting with OpenPyXL in Python

Official documents: http://openpyxl.readthedocs.io/en/default/ OpenPyXL Library -- cell style settings Cell style control, dependent on openpyxl.style Package, which defines the objects required by the style and introduces the style related: from openpyxl.styles import PatternFill, Font, Alignment, Border, Side Border border Side border Patter ...

Posted by Petty_Crim on Sat, 16 May 2020 00:23:15 -0700