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Tomcat Statement: This is the note I took when I taught you to learn Java at station b with up master Nange. I'll share it with you Video address: https://www.bilibili.com/video/BV1NE411Q7Nx If there is any offense, please contact me to delete web application server: Tomcat, Jboos, Weblogic, Jetty Install Tomcat Download the co ...

catalogue 2.2 variables and constants Example 2.1 declare a double constant, assign a value to the constant, and use the constant for calculation. 2.3 basic data type Example 2.2 assign values to int variables according to decimal, octal and hexadecimal Example 2.3 shows the error result of 4.35 * 100 and gives the solution. Example 2.4 c ...

Basic Java syntax (I) Comment, identifier, keyword Single-Line Comments //Single-Line Comments multiline comment /* multiline comment */ Documentation Comments JavaDoc: document comments /** *Documentation Comments */ identifier Keywords cannot be used as variable namesIdentifier case sensitiveThe identifier should be A ...

Shortcut key ctrl+c copy (not available in cmd) ctrl+v paste ctrl+x cut ctrl+a select all s ctrl+d copies the current line to the next line alt+f4 close window alt+insert constructs with and without parameters ctrl+z undo ctrl+s save Shift + delete permanently delete win+r command line ctrl+shift+esc Task Manager ctrl+h inheritance ...

1, SpringBoot project environment IntelliJ IDEA 2018.3.2Mysql 5.1 2, Tencent cloud CentOS 7.6 image server Students can apply for Tencent cloud student exclusive, 27 yuan for three months 3, Attention (1) XShell Modify host namehostnamectl set-hostname master #Set to master name View current hostnamehostname After modifying the hos ...

This section mainly explains how to use Apollo in ordinary Java projects and Spring Boot. Used in ordinary Java projects Add Maven dependency of Apollo Client. The code is as follows. <dependency> <groupId>com.ctrip.framework.apollo</groupId> <artifactId>apollo-client</artifactId> <version&gt ...

Catalogue of Series Articles No, there may be follow-up later. Preface Recently, looking at the source code of the Java container, I saw the Arrays class. Combining with the differences of List, Array, Arrays, ArrayList which I have learned a while ago, Baidu made a comparison between them. They are both two comparisons. Let's record t ...

What is Spring's ropeScope, also known as scope, in Spring IoC container, refers to the request visibility range of the Bean object it creates relative to other Bean objects. The Spring IoC container has the following scopes: basic scope (singleton, prototype), Web scope (reqeust, session, globalsession), and custom scope< br/>singleton i ...

Creation and use of Nacos online configuration file (key) offline configuration files can be used for configuration management in the development stage. When the service is online, all local configurations can be added to Nacos configuration management for online configuration management. 1.Nacos client settings 1.1 launch and open the Nacos ...

Title Description Sima Guang, a historian of the Song Dynasty, has a famous "theory of virtue and talent" in his "Zizhi Tongjian": "therefore, the perfection of talent and virtue is called a saint, the death of talent and virtue is called a fool, the victory of virtue is called a gentleman, and the victory of virtu ...