Programmer Group

2019-2020-2 network countermeasure technology 20174326 principle and practice of EXP3 in Danzeng liecuo 1. Experimental environment One PC, installed with win10 system, as the target machine for actual measurement kali virtual machine installed as attack machine The kali virtual machine is installed with the vector evaluation ...

1, Core description of the project 1. Fleck is a relatively simple third-party component to implement websocket, which does not need to install additional containers. There are also several interfaces available. 2. The project is based on. net framework 4.7.2, developed on vs2019, and has not tried to run on the lower version. However, the new ...

cause   Recently, the project began to be reconstructed, which may use the situation that the master-slave plus read-write separation. I wanted to build a local one first to try the effect. As a result, baidu found a lot of them, but few of them went to the pit. Most of them were copying other people's content. The key is that there will be e ...

Kafka Quick Start (6) - Kafka Cluster Deployment I. Kafka Cluster Deployment Plan 1. Operating system selection In general, production environments should deploy Kafka clusters on Linux operating systems for the following reasons:(1) At the bottom of the Kafka client, Java selector is used. The implementation mechanism of selector on Linux is ...

Conversion operation of DStream The DStream API provides the following methods related to transformation operations: Examples of transform(func) and updateStateByKey(func) methods are given below: (1), transform(func) method transform methods and similar transformWith(func) methods allow any RDD-to-RDD function to be applied on DStream and can ...

Little love students from the LAN remote control switch? This is a small project made a few months ago. It was also learned from the big guys. In order to avoid forgetting the process, make a record and share it with the people who need it The items needed for this project include: Arduino IDE on the computer end, Xiaomi mobile phone Xiaoai s ...

Mainly paste code Make a summary for yourself (connection server initialization and processing): 1. NioEventLoop is used to positively handle io connection 2.NioEventLoopGroup can be simply understood as two processing groups, one is accepting connection, the other is processing connection, and the chooser in it is NioEventLoop array Server ...

When each client is on the server side for two years, a new thread starts interacting with the client. If they download different files, it means that they have the same number of IO operations as the client side, which is equivalent to opening the same number of buffers as the client side.They are slow because of IO re ...

Make a record to avoid forgetting. Don't spray) Type 1: Ping the ip in a file. If you can ping up, if you can't Ping down #! /bin/bash for ip in `cat iplist` do ping=`ping -c 1 $ip|grep loss|awk '{print $8}'|awk -F "%" '{print $1}'` if [ $ping -eq 100 ];then echo $ip is down else echo $ip is up fi done Explain: f ...

Because of the need of the project, make an Android program, which can send instructions to control the printer, and use socket programming. Because I don't know about Android, I simply record some completed test applets Click Connect to connect to the server Click send to send helloWord to the server. The server uses ...