Caused by: com.ibatis.common.xml.NodeletException: Error parsing XML. Cause: java.lang.RuntimeException: Error parsing XPath '/sqlMapConfig/sqlMap'. C...
分类:
数据库 时间:
2014-08-25 14:35:24
阅读次数:
370
若在Hibernate的session中同时有两个相同id的同类型对象,修改会失败,报错:a different object with the same identifier value was already解决方案:使用merge()如下情景:User u = dao.getUser(...)...
分类:
系统相关 时间:
2014-08-24 23:45:03
阅读次数:
606
There are some high quality resources that already cover the OpenStack API, so this is a YEA (yet another example) post. See the resources section bel...
集群中3个节点,第一个started,第二个说Starting zookeeper ... already running as process xxxx,第三个说Starting zookeeper ... already running as process yyyy。原来是相应目录下残留的pi...
分类:
其他好文 时间:
2014-08-22 10:45:25
阅读次数:
1111
安装GI,在执行root.sh时报错:Disk Group CRSDG creation failed with the following message:ORA-15018: diskgroup cannot be createdORA-15017: diskgroup "CRSDG" cann...
分类:
数据库 时间:
2014-08-22 01:34:15
阅读次数:
656
遇到问题:
第一次从外部文件导入HelloWorld工程到workspace目录中,成功。
删除后,再次从外部导入workspace目录提示 Some projects cannot be imported because they already exist in the workspace
eclipse中删除HelloWorld工程时没有勾选Delete pr...
分类:
系统相关 时间:
2014-08-21 17:10:34
阅读次数:
218
tomcat dbcp 基于jndi配置时出现java.sql.SQLException: Already closed...
分类:
数据库 时间:
2014-08-20 10:30:06
阅读次数:
233
Problem Description
Farmer John is an astounding accounting wizard and has realized he might run out of money to run the farm. He has already calculated and recorded the exact amount of money (1 ...
分类:
其他好文 时间:
2014-08-19 22:34:09
阅读次数:
228
http://blog.sina.com.cn/s/blog_474928c90100x871.htmlpublic class Ex04_1Activity extends Activity { EditText editText;TextView textView; @Override pu.....
如果先ctrl+c结束服务器端程序的话,再次启动服务器就会出现Address already in use这个错误,或者你的程序在正常关闭服务器端socket后还是有这个问题bind 普遍遭遇的问题是试图绑定一个已经在使用的端口。该陷阱是也许没有活动的套接字存在,但仍然禁止绑定端口(bind 返回 ...
分类:
其他好文 时间:
2014-08-18 21:43:52
阅读次数:
278