The popular open source message middleware in the industry includes ActiveMQ, rabbitmq, RocketMQ, Kafka and ZeroMQ, among which rabbitmq, RocketMQ and Kafka are the most widely used. Redis can also be a mechanism similar to Queue and Pub/Sub to some extent, but it is not strictly a message oriented middleware. This article will talk about the b ...
Posted by monotoko on Wed, 20 Oct 2021 06:07:53 +0200
🏳️🌈 Let's talk!!!! 🏳️🌈 Suzhou program Dabai 🏳️🌈
🌟 Blogger introduction
💂 Personal home page: Suzhou program white
🤟 The author introduces: member of China DBA Alliance (ACDU) and administrator of program ape (yuan) gathering place of CSDN all over the country. Currently engaged in industrial ...
Posted by snascendi on Wed, 20 Oct 2021 08:29:20 +0200
In the previous part, we can build a RocketMQ cluster, and then use the command line to write messages to RocketMQ and consume them. In this part, let's look at how to use RocketMQ in the project.
1, RocketMQ native API usage
Using RocketMQ's native API development is the simplest and most reliable way at present. Here, we use SpringBoot ...
Posted by John Canyon on Wed, 20 Oct 2021 09:54:46 +0200
6 selection statement
7 circular statement
Subscript references, function calls, and ...
Posted by wmac on Wed, 20 Oct 2021 06:33:56 +0200
I recently built a distributed hadoop environment using four Centos virtual machines, which simply simulated the online hadoop real distributed cluster, which is mainly used for amateur learning big data related systems.
One server serves as a NameNode, one as a Secondary NameNode, and the other two as DataNodes node servers, similar to the fo ...
Posted by aaadispatch on Wed, 20 Oct 2021 06:28:42 +0200
What is netlink?
Netlink is a communication mode provided by linux for the kernel and user processes. Although netlink is mainly used for communication between user space and kernel space, it can also be used for communication between two processes in user space.
Generally speaking, there are three ways for user processes to comm ...
Posted by buluk21 on Wed, 20 Oct 2021 09:39:54 +0200