Distributed Transaction Solution Framework (LCN)
I don't know what technology I should share with you in the New Year. Recently, many colleagues have asked me how to solve distributed transactions,...
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Category: The back-end
Leetcode 876. Intermediate node of linked list
January 31, 2024
by Kathleen Malone
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Small knowledge, big challenge! This article is participating in the creation activity of "Essential Tips for Programmers". Given a non-empty singly linked list whose head...
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Improve the speed of website opening in all aspects: front end, back end, new technology
January 31, 2024
by Miraan Bajwa
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How to open the website completely within 1s will directly affect the user satisfaction and retention rate, and there are many aspects to improve in...
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Personal experience, cloud server encounters after mining virus
January 31, 2024
by Megan Norton
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PK creative Spring Festival, I am participating in the "Spring Festival Creative submission contest", please see: Spring Festival Creative Submission Contest 1. One day, I...
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7 Tips for getting started with R
January 31, 2024
by 金淑貞
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Thus, you have officially entered the world of R. Perhaps you have a background in STATA or SAS, or perhaps you are proficient in Python....
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How to send tweets automatically in Python?
January 31, 2024
by Ryan Holder
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You can use Python to automatically log in to weibo and publish the specified content. The whole process is automatic. You can also put it...
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Python release 3.7.0 | continue to optimize the Type and the C API
January 31, 2024
by Tony Robinson
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Ongoing optimization
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Python3.6 installation and pit avoidance guide for Linux
January 31, 2024
by Nathan Francis
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Python3 may use various dependency libraries during the installation process, so you need to install these dependencies before installing Python3. 2. Download Python3 source code...
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Recommended collection | SpringBoot metadata configuration so to expand!
January 31, 2024
by Alex Hall
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This article introduces four ways to implement universal AuTH in Spring-Boot, including traditional AOP, interceptor, parameter parser and filter, and provides the corresponding example code....
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Talk about Netty’s Resource Detector
January 31, 2024
by Hazel Sanghvi
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Sequence in this paper, we study the netty ResourceLeakDetectorLEAK abnormalities ResourceLeakDetectornetty - common - 4.1.33. Final - sources. The jar! /
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Is wrapper type comparison equal? Why equals?
January 31, 2024
by Julie Best
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1, the = =, and the difference between equals = =, as we all know, is a direct comparison on both sides of the values...
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Pandas Advanced tutorial: Merging dataframes
January 31, 2024
by 楊冠霖
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Pandas provides many powerful functions for combining Series and Dataframe for easy data analysis. This article will explain how to use Pandas to merge Series...
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Four transaction isolation levels for MySQL
January 31, 2024
by Melissa Jenkins
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The SQL standard defines four classes of isolation levels, including specific rules that define which changes are visible and which are visible within and outside...
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Luence-byteblockpool Dynamic array
January 31, 2024
by Amira Goda
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This document describes the dynamic array implementation logic of ByteBlockPool, which has certain reference value in the scenario that arrays need to be dynamically expanded...
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Loader for JVM family (18) classes
January 31, 2024
by Ryan Hodson
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ClassLoader is the core component of Java. All classes are loaded by the ClassLoader. ClassLoader is responsible for various ways to load the Class
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Tidy up! Write down a small problem to solve
January 31, 2024
by Amber Hampton
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In the recent development of the financial system, I encountered a problem: because of the group's financial database permission control, only part of the machines...
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Talk about nacos-SDK-Go’s PushReceiver
January 31, 2024
by Amber Maldonado
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Sequence in this paper, we study the nacos PushReceiverPushReceivernacos - SDK - SDK - go - go - v0.3.2 / clients/naming_client/push_receive
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An Offer 37 | serialization binary tree
January 31, 2024
by Tasha Miller
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If you are not familiar with data structures, you can take a look at: Serialize binary tree (binary tree) : serialize binary tree (binary tree)...
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MySQL > alter table structure
January 31, 2024
by Jivika Randhawa
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As the basic service of social applications, IM is responsible for instant chat, group chat, live broadcast, multi-voice and other functions. As the number of...
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SpringCloud Alibaba combat – How to let JWT token active invalidation?
January 31, 2024
by Anay Manda
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Hello, I am Misty. A fan of my SpringCloud Alibaba series asked me privately: How do I handle JWT failures? After you change the password...
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Cheddar’s Domain events
January 31, 2024
by Mary Smith-McCormick
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Cheddar defines the DomainEvent interface and AbstractDomainEvent abstract class. The DomainEventHandler interface inherits the EventHandler interface, whose generic type is DomainEvent. DomainEventPublisher inherits EventPublisher...
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Network IO foundation on operating system
January 31, 2024
by Sahil Sant
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The network IO process includes many layers, such as computer composition, network communication, operating system, application API, etc. This article discusses the basics of network...
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Dubbo Service Performance With JMeter
January 31, 2024
by Mr. Denis Woodward
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In order to test the performance impact of the monitoring component on Dubbo RPC calls during the recent monitoring integration of the Dubbo service with...
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Zookeeper Middleware is a “developer partner” for Zookeeper. Exhibit co-curator — Framework
January 31, 2024
by 劉鈺婷
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CuratorFramework is an open source Zookeeper client framework provided by Netflix. As an excellent open source tool for Zookeeper clients, CuratorFramework mainly provides the following...
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Python2.0 is dying. What should you do?
January 31, 2024
by James Moore
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The Python Software Foundation has announced that it will no longer provide any support for the Python 2.x branch of the programming language by New...
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How to design and implement highly available MySQL
January 31, 2024
by Mr. Ashley Tomlinson
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Wang Jiakun, senior engineer of Tencent, head of Tencent Cloud relational database MySQL, has years of experience in client and database development. He has rich...
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Brendan Gregg’s performance testing methodology, observation tools, and visualization
January 31, 2024
by Richard Copeland
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Background I have read many valuable articles about performance testing on the Internet, but most of them tend to analyze specific cases in certain scenarios...
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In the run-up to the end of Python 2.7 support, we have prepared a 3.x migration guide for you
January 31, 2024
by 黃怡安
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Currently, all major projects in the Python science stack support both Python 3.x and Python 2.7, although that will soon end. Last November, the Numpy...
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Thinking about the Repository layer in the project
January 31, 2024
by Luke Blackwell
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Is the Repository layer needed in the project? This question, there seems to be no definite answer, the following is my thinking to share with...
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Add Windows nodes and set up hybrid nodes
January 31, 2024
by Sumer Bandi
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To support enterprises that still use Windows-related environments as production environments, add Windows nodes to THE K8S cluster and set up hybrid nodes to reduce...
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