The Spring framework mainly includes IoC and AOP, both of which can be configured using annotations.
Development environment: IntelliJ IDEA 2019.2.2
Spring Boot version: 2.1.8
Create a new Sp
Category: Opensource
Open-source software (open-source) is a new term that is defined as software whose source code can be used by the public, and the use, modification, and distribution of this software are not restricted by licenses. Open source software is usually copyrighted, and its license may contain such restrictions: deliberate protection of its open source status, notice of authorship, or development control. “Open source” is being registered as a certification mark by public interest software organizations, which is also a means of creating a formal definition of open source.
Spring overview
IOC Brief Description IOC (DI): Actually, the core concept of the Spring architecture does not It’s so complicated, and it’s not as obscure as described in some books. Java programmers know that: e
ZooKeeper distributed topic and Dubbo micro-service entry video tutorial
Course catalog:
< span style="color:#ffa500">Chapter 1 Introduction to Distributed System Concept and ZooKeeper
Introduction to the distributed system and ZooKeeper, so that everyone has a general
Springboot Frame SHEDLOCK + WebSocket feature conflict solution
Background description:
The first encounter in project development When the server is deployed in cluster mode, the timing tasks of multiple nodes will be executed at each node. For this single pro
Springboot configuration loading order
Transfer: https://blog.csdn.net/zl1zl2zl3/article/details/83716564
1, Devtools global settings properties on your home directory (~/.spring -boot-devtools.properties when devtools is active).
ZooKeeper (2) – Installation and Configuration
1. Download
https://zookeeper.apache.org/
2. Local mode installation
1. Preparation before installation
(1) Install Jdk
(2) Copy Zookeeper installation package to Linu
Read the Topic metadata saved by ZooKeeper
Read topic metadata saved by zookeeper Table of Contents 1. There are the following problems 2. Solutions 3. Code 3.1. KafkaHelper class< /li> 3.2. The complete code of main.cc 1 There are
Springboot connection redis for crud
Springboot connects redis for CRUD:
1. Add the following dependencies:
org.springframework.boot
spring-boot-starter-data-redis
redis.clients
jedis
2.9.0
2. Configure r
In-depth Spring Cache use and integration (attachment analysis)
In-depth understanding of the use and integration of Spring Cache (with source code analysis) Personal development environment
Java environment: Jdk1.8.0_60
Compiler: IntelliJ IDEA 201
Handling web request using SpringMVC
A request carries user information from the web to the background, and the life cycle of a request from start to end:
Request => Servlet => (Find the appropriate Controller based on Handler M