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# Java面试题:String类的常用方法都有哪些? ```java public class Test03 { /* String类常用方法 */ public static void main(String[] args) { String str1 = "Abcdefg123"; //常见S 阅读全文
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# SpringBoot学习 ## 1. SpringBoot入门 ### 1.1 Springboot Web项目pom.xml基本配置 ```xml 4.0.0 com.chenteng helloworld 0.0.1-SNAPSHOT boot-01-helloworld-2 Demo pr 阅读全文
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# Mybatis ## 如何获得Mybatis - Maven - https://mvnrepository.com/artifact/org.mybatis/mybatis - ```xml org.mybatis mybatis 3.5.2 ``` - - Github-下载地址:htt 阅读全文
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# JavaWeb基础:安装tomcat和maven ## tomcat闪退问题 下载zip即可,无需配置,只需运行相关文件即可 文档所在位置:D:\Environment\apache-tomcat-9.0.78\bin 开启:startup.bat 关闭:shutdown.bat java8 不 阅读全文
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# Java常用类和集合框架 ## 常用类 ### String常用方法 ![](https://img2023.cnblogs.com/blog/2779111/202307/2779111-20230713153533257-1436330042.png) ![](https://img2023 阅读全文
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# Git ## Git基本操作工作区域 ### 工作区域 ![](https://img2023.cnblogs.com/blog/2779111/202307/2779111-20230711173508726-575642964.png) ### 工作流程 ![](https://img202 阅读全文
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## Java基础-Day14 ## 多线程 ![](https://img2023.cnblogs.com/blog/2779111/202307/2779111-20230710145658678-1973800133.png) ![](https://img2023.cnblogs.com/b 阅读全文
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# Java基础-Day13 ## 继承 ![](https://img2023.cnblogs.com/blog/2779111/202307/2779111-20230707102302295-299867535.png) ![](https://img2023.cnblogs.com/blog 阅读全文
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# Java基础-Day12 ![](https://img2023.cnblogs.com/blog/2779111/202307/2779111-20230706093248850-1932985103.png) ![](https://img2023.cnblogs.com/blog/2779 阅读全文
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# Java基础-Day11 - 关键字this - 知识点理解方式:3W:what?why?how? ![](https://img2023.cnblogs.com/blog/2779111/202307/2779111-20230705085114692-1964094714.png) - th 阅读全文