Tag：java
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“JavaSE “Lambda Expressions
Lambda expression summary functional interface explanatory note grammatical Basic Use of Lambda Expressions Variable Capture Use of Lambda in Collections 🍌forEach() 🍌sort summarize summary Lambda expressions are an important new feature in Java SE 8, based on the mathematical λ-arithmetic of the name, which can also be called closures.It allows us to passdisplayed formulaSubstitute Functional […]
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The Appeal of Auto-assembly: Spring Boot vs Traditional Spring
What are some of the certificates in the IT industry that are highly valued? Article Catalog What are some of the certificates in the IT industry that are highly valued? preamble make a distinction Project Configuration: Dependency management: Embedded server: Development Experience: an actual example Sample Spring project: Sample Spring Boot project: summarize Column Highlights […]
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JDBC Connecting to MySQL
catalogs I. Beginning II. Introduction 1, the concept of JDBC 2、Functions of JDBC 3, JDBC common interfaces and classes III. Database creation (MySQL) 1. Connecting to MySQL (1), register the driver (2) Getting Connected (3), get the executor connection (4), execute the SQL statement, and accept the results (5), processing results (6) Release of resources […]
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SpringBoot [SpringBoot] springboot auto-assembly principles
Article Catalog What is automated assembly SpringBoot auto-assembly concrete operation What is automated assembly Auto-Configuration is one of the core features of the Spring Boot framework.It automatically configures and assembles the various components required by a Spring application by scanning the application’s classpath and dependencies. In traditional Spring applications , developers need to manually configure […]
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Java Microservices Distributed Split-Repository-Split-Table ShardingSphere – ShardingSphere-JDBC
preamble Apache ShardingSphere is a distributed database ecosystem that transforms any database into a distributed database and enhances it with capabilities such as data sharding, elastic scaling, encryption, and more. Apache ShardingSphere is designed with the philosophy of Database Plus to build a standard and ecosystem for the upper layers of heterogeneous databases. It focuses […]
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Logistics transportation information management system design and implementation
catalogs 1 System overview 2 System-related technologies 3 Requirements analysis 3.1 Needs analysis concepts 3.1.1 User workflow analysis 3.1.2 Analysis of user work requirements 3.2 System Functional Requirements Analysis 3.3 System Functional Use Case Analysis 3.3.1 Participants 3.3.2 Participant use case analysis 3.4 System feasibility analysis 4 System Design 4.1 Overall system functional design 4.2 […]
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MySQL Installation Tutorial
I. MySQL Download (Installation Version) 1. Go to the official MySQL website Official website address:https://www.mysql.com/ 2. Click [DOWNLOADS]. 3. Scroll down and click [MySQL Community (GPL) Downloads] to download MySQL Community Edition. 4. Click [MySQL Installer for Windows] to download the MySQL installer. 5. You will then come to the MySQL latest version download page.（”MySQL […]
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Downloading, installing, and configuring JDK 8
catalogs Introduction to JDKsummaryVersion DescriptionBasic components of the JDK Installation of JDK on windowsdownloadingmountingdeployment Installing the JDK on Linuxdownloadingmountingdeployment Introduction to JDK summary Synopsis:Java Development Kit (JDK) is Sun’s (acquired by Oracle) software development kit for Java developers. Since the introduction of Java, the JDK has become the most widely used Java SDK (Software development […]
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Flink CDC in Detail
catalogs I. Introduction to CDC ?Flink CDC case practiceThree, Flink-CDC 2.0IV. Analysis of core principles I. Introduction to CDC ? What is CDC? CDC stands for Change Data Capture. The core idea is to monitor and capture database changes (including insertion, update, and deletion of data or data tables, etc.), record these changes in the […]
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SpringBoot Dynamic Timed Tasks
The timed task function in this article (Add, delete, change, start, pause) Without further ado, straight to the code, you guys can use it with direct CV!!!! Thread pool configuration class for executing timed tasks import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; import org.springframework.scheduling.TaskScheduler; import org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler; @Configuration public class SchedulingConfig { @Bean public TaskScheduler taskScheduler() { ThreadPoolTaskScheduler taskScheduler […]