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CentOS 配置防火墙操作实例(启、停、开、闭端口): 注:防火墙的基本操作命令:查询防火墙状态:[root@localhost ~]# service iptables status 停止防火墙:[root@localhost ~]# service iptables stop 启动防火墙:[r 阅读全文
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HTTP Status 500 - Request processing failed; nested exception is com.alibaba.dubbo.rpc.RpcException: Failed to invoke the method getItemById in the se 阅读全文
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解决Spring框架的Dao层改用@Repository注解,无法使用JdbcDaoSupport的问题 Alternatively, create an own implementation of JdbcDaoSupport class, and do whatever you want. Di 阅读全文
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项目部署,启动过程中有以下警告: [WARN]: Using org.hibernate.id.UUIDHexGenerator which does not generate IETF RFC 4122 compliant UUID values; consider using org.hiber 阅读全文
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insert into user (username, sex, birthday, address) values (#{username}, #{sex}, #{birthday}, #{address}) delete from user where id = #{id} update user set name= ... 阅读全文