Tag：Introduction
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Time：2021-12-30
I found that the framework entry programs I saw recently have becomeTodos, it took me three hours to achieve one myselfTodos… Sigh that the front-end entry is becoming more and more complex. I miss it a few years agohello worldThe age of… I make complaints about it.ReactandReduxHere,cssThe style is completely fromhereCopy it. The structure of […]
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Time：2021-12-28
catalogue 1. Write HelloWorld 2. Execute go procedures 3. Code interpretation 4. Summary 1. Write HelloWorld ? 1 2 3 4 5 6 7 8 //filename: hello.go package main import “fmt” func main(){ fmt.Println(“hello world!”) } 2. Execute go procedures There are several ways to execute go programs Method 1: use the go […]
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Time：2021-12-27
Convex optimization from getting started to giving up 00 convex optimization introduction 01 convex set 02 convex function 03 convex optimization problem 04 Lagrange dual problem and KKT condition 05 unconstrained optimization algorithm 06 equality constrained optimization algorithm 07 interior point method (inequality constrained optimization algorithm) 08-admm algorithm Boyd and Vandenberghe’s textbook is used in […]
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Time：2021-12-26
Linux system is a set of operating system composed of Linux kernel and open source free software. It is a kind of UNIX system. Its kernel was first released by Linus tovaz on October 5, 1991. Its main features: Linux files are all files, completely open source and free, support multi-user and multi task, support […]
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Time：2021-12-24
01 introduction to rust | Vol. 25 Sharing topic: introduction to rust | Vol. 25 Sharing Lecturer: Su Lin Sharing time: 20:30-21:30, December 12, 2021, Sunday evening Tencent conference address: https://meeting.tencent.com/d… Conference ID: 258 663 900 Station B address:http://live.bilibili.com/2212… Course introduction: 1. Explain the differences between variables and values, and memory performance. 2. Ownership mechanism. […]
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Time：2021-11-29
Rustler project is not very mature and basically available. If you are interested, you can provide the author with issue Rustler is a secure library for writing Erlang NIF with rust. The meaning of security here is that it will not cause the crash of beam (Erlang virtual machine). The library provides a facility for […]
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Time：2021-11-29
Source:https://www.toutiao.com/i6992877750461825544/ 1、 Introduction to packge-info.java Packge-info.java is a java file that can be added to any Java source package. The goal of packge-info.java is to provide a package level document description or package level comments. In the packge-info.java file, the only content required to be included is the package declaration statement, such as: /** * […]
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Time：2021-11-22
Start and stop service mysql start sudo /usr/local/mysql/support-files/mysql.server start Stop MySQL service sudo /usr/local/mysql/support-files/mysql.server stop Restart MySQL service sudo /usr/local/mysql/support-files/mysql.server restart Enter MySQL directory file cd /usr/local/mysql/support-files Enter the MySQL command line /usr/local/MySQL/bin/mysql -uroot -p12345678 Exit database exit; Database related operations Query all databases show databases; Select (use) database use mybatis; Query the name of […]
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Time：2021-11-15
Recently, a friend asked me about some information about Python machine learning and data analysis. Although there are many summaries of this information on the Internet, I think learning data analysis does not depend on how many books to read, but needs more practice, language use, common analysis methods, analytical thinking, etc. So I sorted […]
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Time：2021-11-12
Baidu cloud disk: Python Programming: from introduction to project practice HD version with PDF HD full version for free download Extraction code: pm1qContent introduction This book is an introduction to Python for Python readers at all levels. The book is divided into two parts: the first part introduces the basic concepts that must be understood […]
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Time：2021-11-4
preface: With the development of enterprise applications and the expansion of projects, the design of project Architecture tends to the design of distributed and micro services. With the diffusion of distributed and micro services, container technology becomes more and more important. At present, the most popular container technology should beDockerContainer technology, butDockerIt is not only […]
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Time：2021-11-2
introductionOfficial websiteReact.js imitating public comment webapp actual combat tutorial (5) Redux FoundationReact.js small book Parents pass values to their children with props How do react child components pass values to parent components How do react child components pass values to parent components Value transfer between components Redux instance import { createStore } from ‘redux’ export […]
