Django Framework - Payment

I. Django Payment WeChat Request address https://pay.weixin.qq.com/static/applyment_guide/applyment_index.shtml Application conditions Alipay Alipay payment process: Sellers issue purchase requests and services generate orders When the order is submitted, the seller will send the request to Al ...

Added by Cerebral Cow on Mon, 30 Sep 2019 11:32:09 +0300

TensorFlow Serving Derived its Training Model

0 background In " Installation and Call Method of TensorFlow Serving > In this paper, we introduce the basic concept of tensorflow service and the method of installation and invocation. We introduce how to derive our own training model and generate the * pb model and variables folder require ...

Added by kingssongs on Mon, 23 Sep 2019 11:50:36 +0300

Using openpyxl to read and write excel files

Article directory 1, configuration 2. Installation module: 3. Reading and writing: Note 1: Note 2: 3. demo code: 4. Read all rows under all worksheets of an Excel table 5. Merge all worksheets under an Excel table (or merge multiple Excel tables ...

Added by marinedalek on Tue, 17 Sep 2019 07:29:22 +0300

A simple understanding of scrapy

Scrapy scrapy framework, asynchronous crawler framework. Synchronization and Asynchronization Synchronization: The next method relies on the previous method. If the previous method is not finished, the next method will not be executed. Asynchronou ...

Added by CaptainStarbuck on Mon, 02 Sep 2019 04:51:31 +0300

Quick start to pyecharts summary

Recently, in the development of stock visualization cases, pyecharts visualization tools are used more, mainly the following feelings and share with you:1. For students who have just learned visualization or data analysis, they can spend a few days ...

Added by commandonz on Fri, 23 Aug 2019 05:30:33 +0300

Assertion of unsatisfactory assertions in Python

Links to the original text: http://www.cnblogs.com/cicaday/p/python-assert.html Why is Python Assert unsatisfactory The assertions in Python are very simple to use. You can follow any judgement condition after assert and throw an ex ...

Added by codesters on Wed, 21 Aug 2019 09:20:53 +0300

Judging whether a point is in a convex hull

Weekly test 5describe In two-dimensional plane, given n points {ai} and M points {bi}, it is guaranteed that the x coordinates or y coordinates of any two points in n+m points are different. For each bi, the existence of a triangle consisting of thre ...

Added by BlueKai on Tue, 20 Aug 2019 15:30:01 +0300

Jetson AGX Xavier Trampling Record

1. Upgrade all installation packages and update the system after networking  sudo  apt-get update 2. Install Chinese Input Method sudo  apt-get install fcitx-googlepinyin 3. Install nano text editor, preferring this text editor (no commands required). I used to like gedit, but last time in Jetson ...

Added by butsags on Tue, 13 Aug 2019 08:34:07 +0300

Visualize Stock Indicators with Python

A complete quantitative trading strategy is one that takes into account all aspects of the transaction, but who knows if it can make money? But a quantitative transaction can be done automatically by building confidence in the measurement system and keeping it running as it has always been. The author mainly talks about the quantitative trans ...

Added by decodv on Sat, 10 Aug 2019 19:10:56 +0300

Basic usage of xpath

Introduction to xpath What exactly is xpath? Simply put, XPath is a language for finding information in XML documents An XML document is a tree composed of a series of nodes. For example, here is a simple XML document: <html> <body> <div> <p>Hello world<p> &lt ...

Added by bing_crosby on Tue, 06 Aug 2019 05:48:04 +0300