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摘要： 方式一：简易连接，不用进行网络配置，其实就是tnsname.ora文件,但只支持oracle10G以上。命令：sqlplus 用户名/密码@ip地址[:端口]/service_name [as sysdba]示例：sqlplus sys/pwd@ip:1521/test as sysdba 备注：使用默认1521端口时可省略输入方式二：进行网络配置 oracle9i和以前的版本2.1图形化操作:Net Configuration Assistant--> 本地Net服务名配置-->添加->服务名->协议(选tcp)->主机名称->端口->完成。2.2文 阅读全文

摘要： f I use any svn command communicating with the remote server I get the following error:Error validating server certificate for 'https://...': - The certificate is not issued by a trusted authority. Use the fingerprint to validate the certificate manually!Certificate information: - Hostname: 阅读全文

摘要： 在Windows里，先打开Log面板，根据想要回退的内容，然后选择revert to this revision或者revert changes from this revision。记住如果想将回退之后的内容提交到svn,还要commit. 关于这2个操作的区别，在：http://www.iusesvn.com/bbs/thread-1825-1-1.html有详细的解释。 下面引用过来： 譬如有个文件，有十个版本，假定版本号是1，2，3，4，5，6，7，8，9，10。 Revert to this revision： 如果在版本6这里点击“Revert to this re... 阅读全文

摘要： our problem is that the hibernate Session lives only for one request. It opens in the start of the request and closes at the end. You guessed the answer: Hibernate session is closed before both requests are finished.Exactly what is happening? Your entity objects live during both requests. How? The a 阅读全文

摘要： This morning at work when trying to log on to my computer I noticed not my username on login screen but the "admin". Well network IT guys were doing their job setting up their stuff. I changed login to my name and logged in successfully. All was fine until I tried to connect to my local Or 阅读全文

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摘要： Oracle XE uses the embedded http listener that comes with the XML DB (XDB) to serve http requests. The default port for HTTP access is 8080.It also supports the WebDAV protocol just as well as FTP.You can determine the current configuration using the following commands when you connect to XE as the 阅读全文

摘要： Deploying inside Eclipse v3.6 raises the exception. The WEB-INF/classes/ folder in the .war doesn't have the persistence.xml file. Adding it manually and restarting the server doesn't help. 阅读全文

摘要： This means there is a version mismatch--most likely with spring classes. So make sure all your spring jars are 3.1.0. Especially spring-expression. (Also upgrade your JPA provider (hibernate?) if it doesn't work after fixing spring) 阅读全文