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URLEncoder.encodeURL 中参数值包含中文，接收出现乱码，处理如下： 1String encode = URLEncoder.encode("中文参数", "UTF-8");

request.getRequestDispatcher(url).forward(request, response)1234567891011121314/** * * 获取高亮实时流程图 * */ @RequestMapping(value = "/getHighlightImg/{eventcode}", method = RequestMethod.GET) public void getHighlightImg(@PathVariable String eventcode, HttpServletRequest request, HttpServletResponse response){ try { request.getRequestDispatcher("/event/getHighlightImg/" + eventcode).forward(request, response); }...

前端1<a href="/download"> 点击下载 </a> 后端12345678910111213141516171819202122232425262728293031@RequestMapping (value="/download")public String downloads (HttpServletResponse response ,HttpServletRequest request) throws Exception { // 要下载的图片地址 String path = request.getServletContext ().getRealPath ("/upload"); String fileName = "基础语法.jpg"; //1、设置 response 响应头 response.reset (); // 设置页面不缓存，清空 buffer ...

pom.xml123456789101112<!-- 文件上传 --><dependency> <groupId>commons-fileupload</groupId> <artifactId>commons-fileupload</artifactId> <version>1.3.3</version></dependency><!--servlet-api 导入高版本的 --><dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>4.0.1</version></dependency> spring.xml1<import...

快速入门https://cloud.tencent.com/guide 说明 支持申请免费 SSL 证书

环境Windows Server 2008 版本不兼容，应选择 Windows Server 2012及以上版本 创建用户1234567sqlplus "/@orcl19c as sysdba"//创建用户名需要加 C## 的前缀create user c##gmsdz identified by gmsdz default tablespace sgp;//ORA-65048: 在插接式数据库 ORCL19CPDB 中处理当前 DDL 语句时出错重启 Oracle 服务

交集123456789List<String> list1 = new ArrayList<String>();list1.add("A");list1.add("B");List<String> list2 = new ArrayList<String>();list2.add("B");list2.add("C");list1.retainAll(list2);System.out.println("交集:" + list1);//交集:[B] 差集123456789101112131415List<String> all = new ArrayList<>();all.add("111");all.add("222");all.add("333");List<String> s1 = new...

说明 通过 SpringBoot 自带的 web 容器可以发布指定目录的静态资源 springboot 默认会发布 resources/static 目录下的资源 步骤application.yml配置发布资源地址：staticpath 为静态资源路径，例如图片、文件等；webapp为前端项目代码 1234spring: path: staticpath: /Users/wangwz/IdeaProjects/tools/FileServer/files/static webapp: /Users/wangwz/IdeaProjects/tools/FileServer/files/webapp WebMvcConfiguration.java12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667package...

方案一「优选」pom.xml 添加 docker-maven-plugin 插件123456789101112131415161718192021222324252627282930313233343536373839404142434445<!--使用docker-maven-plugin插件--><plugin> <groupId>com.spotify</groupId> <artifactId>docker-maven-plugin</artifactId> <version>1.2.2</version> <!--将插件绑定在某个phase执行--> <executions> <execution> <id>build-image</id> <!--用户只需执行mvn package ，就会自动执行mvn docker:build--> ...

https://www.zhihu.com/question/19816777/answer/1054269608 https://zhuanlan.zhihu.com/p/114429954 https://zhuanlan.zhihu.com/p/162845124 练习单字母一五王地寺圭在大磊要林森工式上止目是昌晶中吕品国男田同册山 和笔禾的折白有朋月人从众我多鑫主方言产立不水为炎火这之 民忆已了子发妇女以双又经比纟