python crawls the data of the network and visualizes it

Crawling the data information about python position in the pull net, and storing the crawling data into various csv files, then cleaning the data of the relevant fields in the csv file, and making further analysis on the data visualization, including histogram display, histogram display, word cloud display, etc. according to the visualization d ...

Added by Vizor on Sun, 24 May 2020 07:37:16 +0300

Sharing of learning notes in uni

Table of contents 01. Summary of problems encountered 02. About layout settings 03. Basic grammar summary 04. About interaction 06. About returning data 07. About network requests 08. About page refresh 09. Notes 10. To be solved and considered 01. Summary of problems encountered In my page, there is a problem defining the class of view as l ...

Added by astaroth on Sun, 24 May 2020 05:12:06 +0300

Exception handling of Flask development skills

catalog Exception handling of Flask development skills 1. Flash built in exception handling 2. HTTPException class analysis 3. Custom exception handling class 4. Easily define your own error class 5. Precautions I usually use in the development, or learn some of the flask development skills, need to have a more solid basis for flask. 1. F ...

Added by SpectralDesign.Net on Fri, 22 May 2020 12:02:14 +0300

RedisTemplate implements message queuing and inserts data in batches.

In the early stage, due to the small business volume of the production environment. So logs are commit ted one by one. There was no problem with the operation. Later, with the expansion of business concurrency, the log writing frequently deals with the database, resulting in the database connection pool often occupied, until the program crashes ...

Added by blyz on Fri, 22 May 2020 09:40:09 +0300

docker installation and use under CentOS 7

docker start stop sudo systemctl start docker.service sudo systemctl stop docker.service sudo systemctl restart docker.service sudo systemctl status docker.service sudo systemctl enable docker sudo docker ps -a ## <-- List existing images ## sudo docker stop 17dd4ab4cda2 ##<-- 17dd4ab4cda2 by container id ## sudo docker rm 17dd4ab4cda ...

Added by Phirus on Thu, 21 May 2020 17:37:51 +0300

Series 13 dockerAsp.netCore deployment

1. Introduction This full introductionAsp.netHow the core web api is deployed in a docker container and accesses web api services externally.After you have finished writing the dockerfile, you can create a mirror with the docker [image] build command. The basic format is: docker build [options] path | url | - The command reads the dickerfile ...

Added by Velausanakha on Thu, 21 May 2020 05:13:18 +0300

The AI of Serverless writes poetry. Who can withstand the romance of programmers!

Ancient poetry is the treasure of Chinese culture. I remember that when I was an Exchange Student in South Korea, I saw that they learned our ancient poetry, including Chinese and translation versions. I was proud of myself and even remembered some familiar poems at some time. In this paper, we will generate some ancient poetry for us through i ...

Added by Bootsman123 on Wed, 20 May 2020 20:03:35 +0300

Stop using a single framework, XUtils - you deserve it!

Details of XUtils 1, What are XUtils? brief introduction Configuration before use 2, XUtils loading pictures ImageOption Load network picture Load Android resource pictures Load sd card picture 3, XUtils request network RequestParams get request post request 4, Use summary ...

Added by u01jmg3 on Wed, 20 May 2020 13:51:48 +0300

Kubernetes practice - build microservices from scratch 1 - build a single tier Node/Express network application with kind

Using kind to build a single tier architecture Node/Express network application Kubernetes practice - build microservice1 from scratch preface Prepare to write a series of practical Kubernetes tutorials. After all, cnblogs, as the earliest technology blog in China, have started to move to Kubernetes. Here, we need to give applause to ...

Added by BrettCarr on Wed, 20 May 2020 08:27:22 +0300

Implementation of mutual transformation between JSON and HTML

The main function is to convert html to json, and then restore html by json style and script tags can be removed Convert inline styles to JS objects Convert class to array Mainly depends on htmlparser2 ; this is a powerful html parsing library with superior performance Direct code import { Parser } from "htmlparser2" const numberValueReg ...

Added by reddrum on Tue, 19 May 2020 17:50:42 +0300