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Opening chapter Through the previous article python entry practice - student management system I practiced a bunch of python syntax. This article summarizes the introduction of Django as a web framework. The premise is to have relevant web development experience (Java, php, etc.). Because this article will not involve the concept of http protoc ...

Advanced programming skills learning notes I. progress 1.1 process and procedure Process: executing code + resources used Program: no executed code, it is a static exe file 1.2 process status 1.3 use process to realize multi task Multiprocessing module is a cross platform multiprocessing module ...

By studying Ruan Yifeng's Getting started with ECMAScript 6 , some knowledge points that Promise can easily forget new Promise((resolve, reject) => { reject() resolve() console.log('hello') }).then(() => { console.log('resolve'); }, () => { console.log('reject'); }) for (let ...

NetBenchmark is an open source component tailored for network service pressure testing, which provides TCP,HTTP, and Web ocket stress testing infrastructure; in order to better meet business requirements, components do not provide a way to configure the source of UI information (after all, this can only be a limited test), but rather users deve ...

Photogrammetry programming 1 - space resection A file needs to be created for the required data 1) Obtain known data. The average altitude and the main distance of the camera are obtained from the aerial photogrammetry data, and the ground measurement coordinates of the control points are obtained and ...

Canal is an incremental log resolution for MySQL database provided by Ali, which provides a framework (component) for incremental data subscription and consumption. 1. Configure the MySQL configuration file (my.ini), and add the following configuration: [mysqld] log-bin=mysql-bin #Enable log monitoring binlog-format=ROW #Monitoring mode is ...

This paper will first introduce what is heap, then introduce the insert and delete operation of heap, and finally give the code implementation of heap and test it. What is a heap? A heap is a complete binary tree. The value of a node in the heap is always no greater than or no less than the value of i ...

This period of time brushed the letcode, the fun of programming may be `It's there, and you're going to conquer it'(Hahaha), there's a strange pleasure when you brush a question! This article records an algorithmic problem I brushed and went through a process of continuous optimization and improveme ...

Internal Class import scala.collection.mutable.ArrayBuffer class Class { class Student(val name: String) {} //Internal class here val students = new ArrayBuffer[Student] def getStudent(name: String) = { new Student(name) } } val c1 = new Class val s1 = c1.getStudent("0mifang") c1.students += s1 val c2 = new Class val s2 = c2.getStudent ...

If you want to be good at your work, you must first make use of your tools. At present, countless Java programmers have replaced Eclipse in the stone age with InteliJ IDEA, a modern intelligent development tool. It's a great time to write code (joke, each has its own advantages, depending on personal habits) But every time I see other people us ...