Programmer Group

Author: Grey Original address: Java IO learning note 8: multiplexing to Netty Multiplex multithreading The method is still a little troublesome. Netty helped us encapsulate it, greatly simplifying the coding complexity. Next, get familiar with the basic use of netty. Netty + implements a version of the code for communication between client a ...

Pan Chuang AI sharing Author kajal56Compile FlinSource | analyticsvidhya summaryWe live in a digital world today. From the beginning of the day to saying "good night" to our loved ones, we consume a lot of data in the form of vision, music / audio, network, text and more sources. Today, we will explore one of these data sources to ...

When you start the service before, you can find that you start the solr service first and then the faq service,It can be seen from Baidu AnyQ four that the FAQ data set is completely controlled by solr,So in anyq, the data and the model (logic control) are very loosely coupled. So in this part, consider the logic part 1. run_server 1.1 locki ...

Knowledge points: webpack with react environmentRealize adaptationConfigure dynamic routing webpack with react environment Installation dependency npm init -ycnpm install react react-dom @types/react @types/react-dom react-router-dom @types/react-router-dom antd redux react-redux @types/react-redux react-thunk redux-logger @types/redux-logg ...

preface Based on the official spring documentation, the official address is: Spring Boot At present, the latest official version is: 2.5.6 (this series of study notes is basically based on translation, so don't waste time expecting to get more. It's more a note made to show yourself the official documents) Content of the current chapter: in ...

1, Recursion The programming technique of program calling itself is called recursion Recursion can usually transform a large and complex problem layer by layer into a smaller problem similar to the original problem The main idea of recursion is to make big things small 2, Two necessary conditions for recursion There is a constraint. When thi ...

preface Now Nginx has become the first choice for many companies as front-end proxy pass servers. In practical work, they often encounter a lot of requirements for jump (Rewriting URL). For example, after changing the domain name, you need to keep the old domain name jump to the new domain name, change a web page and jump to a new page, we ...

preface Tree chain subdivision divides the edges of the tree into many chains, so as to reduce the complexity of modifying queries on the tree. This is an introduction to light and heavy chain segmentation. Concept: Heavy son: the son with the most nodes in the subtree. If the subtrees of two sons are the same, then any one of them. Light son: ...

Structure 1 - why do you need a structure? What is a structure? First learn the important, second important, and then make up; The structure of C language is helpful to learn Java classes             Listen carefully in class and be efficient, otherwise you can't do anything    ...

This learning note is the learning content of Alibaba cloud Tianchi Longzhu data mining training camp. The learning links are: -Tianchi Lab - a real-time online data analysis collaboration tool, enjoy free computing resources (aliyun.com) 1, Summary of learning points Further analyze the features and process the data Complete the analysis ...