Do you know how Mysql ensures primary/secondary consistency?
Make writing a habit together! This is the 13th day of my participation in the "Gold Digging Day New Plan · April More Text Challenge"....
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Tag: The back-end
Custom sorting logic (Comparator) using Java Lambda Function
February 7, 2024
by Hrishita Koshy
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import java.util.import java.util.import java.util.import java.util.this.this.* This is what Lists.having to duplicate the generic type. Lis...
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Solving message out-of-order problems in message queues (simulation)
February 7, 2024
by Karen Wallace
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Clarifying requirements I am now addressing the problem of out-of-order message handling for MQ during consumption. A quick introduction to the image above. A message...
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Interview topic: This article will teach you about micro-service architecture: Spring-Cloud
February 7, 2024
by Barry Harris
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Microservices Architecture: Spring-Cloud What is microservices? Microservices are a way to split up all the modules of a bloated project and make them unrelated to...
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What exactly does ServiceMesh solve?
February 7, 2024
by Karen Roman
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ServiceMesh has been very popular in the past two years. It is known as the next generation of micro-service architecture. In the next two months,...
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RocketMQ consumer listening model parsing — graphical, source level parsing
February 7, 2024
by Jason Larsen
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Make writing a habit together! This is the 14th day of my participation in the "Gold Digging Day New Plan · April More Text Challenge"....
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Automatic type conversion
February 7, 2024
by Caleb Christiansen
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Automatic type conversion also called implicit type conversion, the data type of an expression is automatically promoted. All byte, short, and char values are promoted...
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Java lock optimization ideas and methods
February 7, 2024
by 熊雅涵
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Lock is a blocking method in nature, which has poor performance compared with lock - free synchronization method. The optimization of locks is only to...
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Interfaces that release Spring Security projects with custom annotations
February 7, 2024
by 張心怡
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In real projects where springsecurity is used as a security framework, we will encounter business requirements that allow interfaces to be anonymously accessed. However, whenever...
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See the principle of SpringBoot automatic assembly
February 7, 2024
by Umang Dar
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I believe that if you have used Spring Boot, you will be very curious about the phenomenon of introducing a component dependency, adding a configuration,...
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The simplest face detection (free call baidu AI open platform interface)
February 7, 2024
by Patricia Taylor
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In the detection of the number of faces, location, gender, masks and other scenarios, you can consider using the remote interface provided by Baidu open...
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My English is poor, can I learn programming?
February 7, 2024
by Thomas Schmidt
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A few days ago, small grey answered a backstage reader's question: I am not good at math, suitable for programmers? "My English is not good,...
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Java Design pattern – Policy pattern
February 7, 2024
by Prisha Dugar
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We're going to define an interface for sorting, and any class that wants to sort needs to implement that interface, for example: And then we're...
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For springmvc | configured interceptor
February 7, 2024
by 尹哲瑋
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Interceptor: SpringMVC, Struts and other presentation layer framework itself, does not intercept JSP/HTML/CSS /image access, only the access controller method (Handler). Serlvet, filter, listener are...
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An alternative method to obtain the number of SAP HANA database table entries
February 7, 2024
by 李飛
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Still used the old way SELECT COUNT(*) to get total number of records stored in a table? If you are using HANA database, there is...
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Wow, the most detailed performance schema for MySQL tuning performance monitoring
February 7, 2024
by Dr. Natasha Whittaker
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Performance_schema the MySQL performance Schema is used to monitor resource consumption and resource waits during the MySQL server running at a lower level. Features 1....
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You do what you do, I do what I do — Java Basics (1)
February 7, 2024
by Lauren Short
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If a is 1 //a=a++, a is 1 //a=++a, a is 2, a is an instance, and a must be able to be strong-cast to...
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Design patterns —- factory
February 7, 2024
by Gokul Bal
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Factory Pattern - Link 1: Main features Simple Factory pattern: all products use a factory, to be extended only without factory plus method Factory pattern:...
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Serrated sequence traversal for binary trees of LeetCode data structures and algorithms
February 7, 2024
by 馬宗翰
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Make writing a habit together! This is the 15th day of my participation in the "Gold Digging Day New Plan · April More text Challenge"....
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Single sign-on principle and simple implementation
February 7, 2024
by Shayak Krishnan
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This article mainly introduces the principle of single sign-on and source code analysis
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Vulnerability reoccurrence under SpringBoot with log4j integration
February 7, 2024
by Richard Maxwell
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Log4j epic vulnerability in recent days the public uproar, let me also want to explore, exactly what is triggered...
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Use the Node HTTPS Module to create a MAC Verify Failure error message encountered by the server
February 7, 2024
by Abram Chad
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pfx: fs.readFileSync('keys/1.var server = https.var io = require('socket.console.log("https server listens on port 8080... server.mac verify ...
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Spring AOP – How is dynamic proxy functionality introduced based on Spring IOC
February 7, 2024
by Joel Monroe
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There is no such thing as perfect programming, but we shouldn't be discouraged because programming is a constant pursuit of perfection. IOC and AOP are...
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Distributed lock Redis or Zookeeper
February 7, 2024
by Brittany Robinson
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Why distributed locks? Before discussing this issue, let's take A look at A business scenario: System A is an e-commerce system. Currently, it is deployed...
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Deployment and Simulation of Zhouyi Compass (26) | More challenges in August
February 7, 2024
by Jorge Coffey
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Deployment and simulation of Zhouyi Compass (26) | August more challenges to do a little hardware related work earlier this month, just to note the...
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What are some of the most common misconceptions about the Java DCL and why do we need to understand the Java memory model
February 7, 2024
by Shane Wright-Parkinson
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Recently this series of articles on the web's most hardcore Java new memory model analysis and experiment, from the bottom of the hardware, up to...
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Notes to find different | LeetCode brush
February 7, 2024
by Gary Ingram
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This is the 31st day for me to participate in the August More text challenge. The activity details are as follow: August more text challenge
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EMNLP 2019 introduces some papers related to BERT
February 7, 2024
by Hazel Kapoor
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Some good bert-related papers from EMNLP 2019. The Conference on Empirical Methods in Natural Language Processing (EMNLP) was held in Hong Kong from 3 To...
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How do I take notes
February 7, 2024
by Wendy Haynes
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Speaking of which, the note-taking system has been updated many times, and the mainstream software in the market has been used. Electronic note dao, impression,...
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ReentrantReadWriteLock principle
February 7, 2024
by James Klein
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Two days ago, I went to play blue Bridge Cup (woo woo, it's really a water cup, can't stand it, can I get a participation...
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