java - 下载文件的时候 ，文件名中包含 中括号， 导致下载失败！

1.使用Xutil 进行的文件下载2.只要文件中有 中括号，就会下载失败，另起一个名字， 可以下载成功 爆出的异常为: java.net.URISyntaxException: Illegal character in ...

From [Javadiscussion group] 2017-04-18 09:47:20 0  3  1287

java - Why can't the Class defined in Serializable be serialized?

Fields in a Serializable class must themselves be either Serializable or transient even if the class is never ...

From [Javadiscussion group] 2017-06-30 09:56:37 0  2  1285

java - I would like to ask, can a default value be specified when @PathVariable is empty?

{Code...} If id is a non-required parameter and can be empty, how should it be handled? It can be given a defa...

From [Javadiscussion group] 2017-05-17 10:06:50 0  2  1285

java - Apache Tomcat security restriction bypass vulnerability (CVE-2016-8735)

How to patch like Tomcat patch

From [Javadiscussion group] 2017-05-17 10:03:10 0  1  1285

java - 解析json数据如何自动换行

中间的一大段我应该怎么让他分成几行呢?返回的是json数据,是要讲,替换成什么特殊字符么??

From [Javadiscussion group] 2017-04-17 17:38:58 0  9  1284

java - Why is map disabled as the receiving class for queries in Alibaba's development manual?

I often use List<Map<String,Object>> as the receiving object of the query in the p...

From [Javadiscussion group] 2017-05-27 17:41:05 0  8  1283

javascript - How to call methods in js in java?

How to call the method in js in java {code...} {code...} Change the calling method into {code...} This will ru...

From [Javadiscussion group] 2017-07-05 10:26:55 0  3  1282

In Java, what is the API used by auto-boxing/unboxing?

I recently went to a Java interview and the interviewer asked me this question. I know about boxing and unboxi...

From [Javadiscussion group] 2017-07-05 10:26:57 0  3  1280

java - 微信支付宝支付开发用iframe成功后怎么跳出iframe。

微信内用支付宝支付被屏蔽了url，我在jsp中用iframe，<iframe id="iframe1" src="${redirectURL }" width=&qu...

From [Javadiscussion group] 2017-04-17 17:10:20 0  4  1280

java - 企业面试应届生的时候会要求现场编写代码吗？

本人是应届生，马上要找工作了，想找软件工程的工作。迷惑比较多，希望前辈们能传道解惑： 1.企业面试应届生的时候会要求现场编写代码吗？ 2.希望成为 Java 工程师，不熟悉 C 和 C++ 对笔试面试有多大影响？（笔.....

From [Javadiscussion group] 2017-04-17 11:07:01 0  11  1280

How many days does it usually take to develop these 35 interfaces in Java? How many can be completed in one day?

How many days does it usually take to develop these 35 interfaces in Java? How many can be completed in one da...

From [Javadiscussion group] 2017-05-17 10:07:00 0  9  1277

java - Mybatis: Can Mybatis directly return a two-dimensional array (table)

Application scenario: Each mybaits result is mapped to an entity class. Sometimes when I am making front-end r...

From [Javadiscussion group] 2017-05-17 10:01:04 0  3  1276

Why is my cell array offside?

for(int i = 0;i<4;i++) {//行数 for(int j = 0;i<3;j++) {//列数 ImageIcon icon = new ImageIcon("图片\\...

From [Javadiscussion group] 2018-07-02 08:31:58 0  1  1274

java - ssh integration, jsp cannot find action

Tool idea Build maven version struts2.5+spring4.3.5+Hibernate5 Problem developed through annotations, action 4...

From [Javadiscussion group] 2017-06-23 09:14:02 0  1  1270

java - There is a very strange problem when using <%= %> to obtain data on a .jsp page

When jumping to a jsp page and using &lt;%=%&gt; to get data into the form, the console reports an err...

From [Javadiscussion group] 2017-06-12 09:19:19 0  1  1259