Failure is not fatal, but failure to change might be. 失败不是致命的,但无法改变却可能是致命的.…

Failure is not fatal, but failure to change might be. 失败并不致命,但无法改变却可能是致命的. I need change, but it seems I don't have the courage to make a change. So it is natural that I am often immersed in depression. The most distant way in the world in not the wa…

转载请注明出处:http://blog.csdn.net/guoyjoe/article/details/10859315 正确答案:D 一.模拟上题的错误: 1.删除4号文件 [oracle@mydb ~]$ cd /u01/app/oracle/oradata/ocm/ [oracle@mydb ocm]$ rm -rf users01.dbf 2.数据库宕机 sys@OCM> shutdown abort; ORACLE instance shut down. 3.启动数据库报错,与上题报…

系统设计Design For Failure思想 Complex systems fail in spectacular ways. Failure isn't a question of if, but when. Resilient systems recover from failure; robust systems resist failure. Avoid single points of failure. Accept the fact that you have to build…

Fatal error: Can't change to run as user 'mysql'. Please check that the user exists! MySQL :: Fatal error: Can't change to run as user 'mysql'. Please check that the user exists!https://forums.mysql.com/read.php?11,83400 MySQL :: Re: Fatal error: Can…

[20171031]rman xxx Failure.txt --//简单测试 List Failure, Advise Failure and Repair Failure命令在11g下,也许以后工作需要.--//虽然我自己很少使用这个命令,感觉这个有点傻瓜化. 1.环境:SYS@book> @ &r/ver1PORT_STRING                    VERSION        BANNER------------------------------ --------…

结构如下: 说明: 节点IP,主机名的修改步骤来自ORACLE support文档: 如何修改集群的公网信息(包括 VIP) (文档 ID 1674442.1) 实验环境情况如下: 实验 节点名称 数据库实例名 操作系统 数据库版本 公网IP/vip修改 rac1/rac3(旧机器) ogg1/ogg3 Linux 6.X Oracle 11.2.0.4 公网网卡/vip网卡修改 rac1/rac2(新机器) orcl1/orcl2 racdb1/racdb2 Linux 6.X Private…

很明显,以下的文字来自微软MSDN 链接http://msdn.microsoft.com/en-us/library/windows/desktop/ms681382(v=vs.85).aspx MSDN上分成了几个部分,查起来费事,统一放在这里了. 用kernel32.dll里的FormatMessage可以得到支持多语言的返回消息 有人把这些错误代码整理成了类,供参考 http://www.cnblogs.com/Sabre/p/3929264.html Note The informat…

(一)SSL/TLS协议运行机制的概述 一.作用 不使用SSL/TLS的HTTP通信,就是不加密的通信.所有信息明文传播,带来了三大风险. (1) 窃听风险(eavesdropping):第三方可以获知通信内容. (2) 篡改风险(tampering):第三方可以修改通信内容. (3) 冒充风险(pretending):第三方可以冒充他人身份参与通信. SSL/TLS协议是为了解决这三大风险而设计的,希望达到: (1) 所有信息都是加密传播,第三方无法窃听. (2) 具有校验机制,一旦被篡改,通…

本文转载自 http://www.ietf.org/rfc/rfc3261.txt 中文翻译可参考 http://wenku.baidu.com/view/3e59517b1711cc7931b71654.html Network Working Group J. Rosenberg Request for Comments: 3261 dynamicsoft Obsoletes: 2543 H. Schulzrinne Category: Standards Track Columbia U.…