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Follow the old cat to GO, "object oriented"
preface
I shared the container and related ba...
Self use Java learning (network programming)
Three elements of network ip address: the unique identification of the device in the network ipv4: it is c...
Smart home control system based on Huawei cloud design (STM32+ESP8266)
1. Function introduction
This is a smart home...
Easy to use graph database neo4j
Data visualization based on neo4j Neo4j Is a high-performance, NOSQL graphical database that stores structured data on t...
HAL database transplantation of learning records of Royal happiness μ COSIII
preface Real time operating system (RTOS) refers to an operating system that can accept and process external events or d...
Experiment 3: transfer instruction jump principle and its simple application programming
Experiment 3: transfer instruction jump principle and its simple application programming
...
Detailed explanation of docker compose configuration
1 format of configuration file An example docker-compose.ymlservices: elasticsearch: image: elasticsearch:7.14.2 contain...
Technology sharing | interworking between Sip and WebRTC - explanation of SRProxy open source library
SRProxy introduction
At present, the interwor...
Some common commands of ffmpeg
Today's topic: some commonly used commands of ffmpeg
What ...
Polymorphism & abstract class & interface of Java learning notes
0x00 overview
The knowledge points of Java inv...
How to play Fluid + JuiceFS in Kubernetes cluster
About the author:LV Dongdong, the architect of yunzhisheng supercomputing platform, is responsible for the architecture ...
Mutex of C + + multithread learning thread synchronization
preface Last article C + + multithreading learning (I) thread creation and management We have a preliminary understandin...
shell basic learning notes
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Front end er, when do you want to write an HTTP server?
Front end er, when do you want to write an HTTP server?
Wh...
Elatic job quick start
See the previous document for the basic environment https://blog.csdn.net/qq_45745830/article/details/121624158?spm=1001...
[a solution] image processing: remove watermark / add watermark - you must learn these methods. It's amazing~
🌄 Introduction
Hello, basin friends, mud spro...
springboot dynamic multi data source configuration and usage (read data source configuration from database)
The principle and basic implementation of dynamic multiple data sources have been described in the last two times. The p...
The Sims - Programming girl
The name is very long, and the program is as long as the name. It is estimated that it is mainly to increase the amount ...
Global exception handling in Spring (Practical)
I believe everyone has used try catch to handle exceptions when writing code, especially in the back-end interface calle...
Ansible chapter I installation and deployment of ansible
1, Installation of Ansible epel source dnf install ansible -y ansible --viersion Basic information of ansible: /etc/ansi...
[code without size] implement a HashMap
Force deduction question This problem is on the power button Design hash mapping . If you think about it, it's very simp...
C + + Hou Jie STL standard library and Generic Programming Notes
C++STL
This blog post refers to Mr. Hou Jie's...
pg_terminate_backend() operation and maintenance transformation -- nonsuperuser supports kill autovacuum worker
1, Background introduction In view of security considerations, the superuser of the database is generally only in the ha...
Ali technical experts explain the Fourth Lecture of DDD series - domain layer design specification
During pit filling. Thank you for your expectation of DDD series. You are welcome to pay attention to this account and c...
ssm integration configuration, understanding of the role of each layer of ssm, interpretation of configuration files of each layer of ssm, web program startup and web.xml understanding
Tomcat server load order Tomcat startup When tomcat starts, it will load the web.xml file. When loading the web.xml file...
Mybatis:Mybatais Generator reverse engineering from scratch
Mybatis Generator reverse engineering from scratch
...
PostgreSQL data access across database instances
preface
PostgresSQL is a single example multi data...
Java Foundation (class loading and ClassLoader understanding)
When a program actively uses a class, if the class has not been loaded into memory, the system will initialize the class...
Experiment 3 transfer instruction jump principle and its simple application programming
1, Experimental purpose
1. Understand and master the jump...