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According to the previous article: https://blog.csdn.net/qq_41966009/article/details/104441452 Write the corresponding details according to the corresponding functions. 1. The client and server communicate with the background server (java background) respectively 1.1 communication between client (An ...

MySQL Configuration and Installation Project Official: https://downloads.mariadb.org/mariadb/repositories/ Domestic Mirror: https://mirrors.tuna.tsinghua.edu.cn/mariadb/yum/ https://mirrors.tuna.tsinghua.edu.cn/mysql/yum/ RPM Package Install MySQL CentOS 7 and above: Installation CD-ROM directly ava ...

Article directory Third party components of the flash framework flask-session WTForms Verification method DBUtils database connection pool websocket Group chat Single chat Third party components of the flash framework flask-session Third party session, which is stored in the local database. ...

Recently, a problem with WebSockets has plagued me for a long time. One requirement is to set up a websocket service on a web site.The client establishes a connection with the server through a web page, and the server sends information to the client web page based on ip. In fact, this requirement is not difficult, but at first you don't know mu ...

Java full duplex chat server (and client) Article directory Java full duplex chat server (and client) Design thinking Sign in Find chat object Send message summary Information processing module Message queue Customer verification module Information transceiver module Complete code Full code ...

Multiple options for sockets Specific source code can refer to my GitHub 1. Socket options and I/O buffer size When we do socket programming, we usually only focus on data communication and ignore the different characteristics of sockets. However, it is also important to understand these features an ...

Brief Analysis of Several Port Scanning Methods My Blog [My Blog]: New Zero Cloud Blog - Cloud Wing Campus Program Everyone can learn!!! Article Directory Brief Analysis of Several Port Scanning Methods My Blog [My Blog]: [New Zero Cloud Blog - Cloud Wing Campus Program] (http://112.124.15.70/ ...

This article is only for technical communication, not for illegal activities WeChat public: ancient tablets I will share all kinds of dry goods on WeChat public address. Welcome to play! 1, Preparation tools: Raspberry Pie: I use Raspberry Pi 3B. Now four generations of raspberry pie have been relea ...

There are many high availability schemes for MySQL, such as dual master, MHA, MMM, etc. here is just the simplest dual master high availability scheme. 1, Configure MySQL as master-slave 1. Environmental preparation system IP host name service Centos 7.5 192.168.20.2 mysql01 MySQL+keepalived Centos 7.5 192.168.20.3 mysql02 MySQL+keepali ...

Chapter 3: protocol transmission between Netty server and client Based on the content of the previous chapter, we learned how to send string data to the server and output it. In this chapter, we will talk about how to make protocol, transform data content into corresponding format for communication, a ...