Spring transaction rollback issue

Spring things, inject things in the service layer, perform two insert operations, do you need to throw an exce...

From [Javadiscussion group] 2017-06-12 09:24:47 0  4  922

java - When building a WordPress website, does the backend have to use php?

I recently wanted to build a small personal website. I saw that WordPress can be used to build a website easil...

From [Javadiscussion group] 2017-05-17 10:03:26 0  4  922

java - 为什么while这里会被判定为unexpected token啊

{代码...} 刚开始写。。。就报错了，以前没遇到过的错误。错误是while为unexpected token

From [Javadiscussion group] 2017-04-17 17:53:41 0  6  922

java - SpringMVC+Shiro implements jump problem after login

The project uses SSM+Shiro. If the login is successful, it will jump to the home page. It needs to know that t...

From [Javadiscussion group] 2017-05-27 17:40:03 0  3  921

java - IDEA 如何自动生成带参数的构造函数 Mac快捷键

IDEA 如何自动生成带参数的java构造函数 Mac快捷键?

From [Javadiscussion group] 2017-04-18 10:34:06 0  2  921

java - ExecutorService不关闭会怎样？

ExecutorService不关闭会怎样,或者怎么样保证web项目的公用线程池在项目结束时在关闭？

From [Javadiscussion group] 2017-04-18 10:49:25 0  1  920

java - Global transaction rollback but transactional code commit？

代码结构相对简单，就以图的形式展示出来了。。。。。。三个文件的事务传播属性都是默认的Propagation.REQUIRED，隔离界别、超时时间、是否只读也都是默认的。@Transactional(rollbackFor...

From [Javadiscussion group] 2017-04-18 10:42:36 0  1  920

apache-tomcat-9.0.0.M20 java.lang.VerifyError: Bad return type

{Code...} When using Tomcat9.0 in eclipse, an exception will be reported. If you run the startup directly, the...

From [Javadiscussion group] 2017-05-17 10:02:15 0  1  919

JAVA mybatis pojo.xml configuration problem

I just learned JAVA, and I wrote it based on the example, but it can’t run. The error message is: {code...} My...

From [Javadiscussion group] 2017-06-23 09:14:12 0  3  918

java - mybatis查询的时间与mysql的时间不一致？

mysql中的createTime为 2016-12-15 13:19:57 mybatis中的查询语句 jdbc url 在articleVO的setCreateTime方法中打印出来时间为： 请问下可能是什么原因造成...

From [Javadiscussion group] 2017-04-18 10:47:15 0  3  918

java - 新买了电脑 win10系统 idea中有参数提示

如图 怎么禁止message提示，感觉会消耗电脑性能

From [Javadiscussion group] 2017-04-18 10:38:09 0  2  918

chrome - java URLEncode编码后浏览器的URL地址栏依然显示中文

中文经过URLEncode编码后浏览器URL地址栏中显示的还是中文，请问怎样才能不显示中文？ 讲过MessageUtil处理进行错误显示 MessageUtil.java： MessageController： 在chr...

From [Javadiscussion group] 2017-04-18 10:03:14 0  1  918

java - fastjson报错

类型转换异常

From [Javadiscussion group] 2017-04-18 09:05:11 0  4  918

java - 如何快速找出两个数组的交集，前提是两个数组都是百万级的

快速找出两个数组的交集，两个数组大小分别是百万级的。 PS ：hash算法

From [Javadiscussion group] 2017-04-17 12:00:03 0  3  918

Are there any concurrency issues when using Java8's stream to operate external collections?

Description: Take out the non-DataTime in cp. Is the following code reasonable? Is there any concurrency probl...

From [Javadiscussion group] 2017-06-23 09:13:05 0  1  917