随笔分类 -  Java

java基础知识
摘要:![image](https://img2020.cnblogs.com/blog/2361389/202106/2361389-20210621154210493-1164451941.png) 阅读全文
posted @ 2021-06-21 15:42 迷彩程序猿 阅读(15) 评论(0) 推荐(0)
摘要:https://mp.weixin.qq.com/s/Bf7uVhGiu47uOELjmC5uXQ 1、安装git 2、查看系统配置 git config --system --list 3、查看全局配置(个人信息) git config --global --list 4、配置个人信息 git c 阅读全文
posted @ 2021-06-09 13:34 迷彩程序猿 阅读(147) 评论(0) 推荐(0)
摘要:1、以管理员运行--》cmd 2、查看占用端口的进程 netstat -ano | findstr 9001 TCP 0.0.0.0:9001 0.0.0.0:0 LISTENING 13452 TCP [::]:9001 [::]:0 LISTENING 13452 3、杀死进程 taskkill 阅读全文
posted @ 2021-06-09 01:19 迷彩程序猿 阅读(209) 评论(0) 推荐(0)
摘要:![image](https://img2020.cnblogs.com/blog/2361389/202105/2361389-20210531223731156-919521536.png) ![image](https://img2020.cnblogs.com/blog/2361389/202105/2361389-20210531223739028-196183213.png) ![im 阅读全文
posted @ 2021-05-31 22:38 迷彩程序猿 阅读(17) 评论(0) 推荐(0)
摘要:![image](https://img2020.cnblogs.com/blog/2361389/202105/2361389-20210531210016849-789568829.png) 阅读全文
posted @ 2021-05-31 21:01 迷彩程序猿 阅读(24) 评论(0) 推荐(0)
摘要:![image](https://img2020.cnblogs.com/blog/2361389/202105/2361389-20210530133847565-1292101568.png) ![image](https://img2020.cnblogs.com/blog/2361389/202105/2361389-20210530133853068-1466754453.png) 阅读全文
posted @ 2021-05-30 13:39 迷彩程序猿 阅读(48) 评论(0) 推荐(0)
摘要:![image](https://img2020.cnblogs.com/blog/2361389/202105/2361389-20210530091727216-355052041.png) ![image](https://img2020.cnblogs.com/blog/2361389/202105/2361389-20210530091735778-31743646.png) ![ima 阅读全文
posted @ 2021-05-30 09:18 迷彩程序猿 阅读(38) 评论(0) 推荐(0)
摘要:Tomcat安装(解压缩安装) 1、安装好了Java环境后我们可以测试下Tomcat!准备好Tomcat的安装包! 2、将文件移动到/usr/tomcat/下,并解压! [root@kuangshen kuangshen]# mv apache-tomcat-9.0.22.tar.gz /usr [ 阅读全文
posted @ 2021-05-27 23:10 迷彩程序猿 阅读(50) 评论(0) 推荐(0)
摘要:ctrl+shift+alt:多行操作 psvm:生成main()方法; fori:生成for循环; Ctrl+Alt+v:自动补齐返回值类型 ctrl+o:覆写方法 ctrl+i:实现接口中的方法 ctrl+shift+u:大小写转换 CTRL+SHIFT+Z:取消撤销 Alt+Insert:生成 阅读全文
posted @ 2021-05-17 22:29 迷彩程序猿 阅读(44) 评论(0) 推荐(0)
摘要:![image](https://img2020.cnblogs.com/blog/2361389/202104/2361389-20210428092859041-604851153.png)![image](https://img2020.cnblogs.com/blog/2361389/202104/2361389-20210428092906529-365717752.png)![imag... 阅读全文
posted @ 2021-04-28 09:30 迷彩程序猿 阅读(133) 评论(0) 推荐(0)
摘要:1、打印sql语句 如果配置文件是application.properties logging.level.com.it.BrandMapper=debug 如果配置文件是application.yml logging: level: com.it.BrandMapper: debug 2、idea 阅读全文
posted @ 2021-04-22 14:46 迷彩程序猿 阅读(1508) 评论(0) 推荐(0)