https://blog.youkuaiyun.com/selfsupportzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/selfsupport/article/details/6015993https://blog.youkuaiyun.com/selfsupport/article/details/6015993selfsupportWed, 17 Nov 2010 20:15:00 +0800正则表达式只是一种表示法,只要工具支持这种表示法， 那么该工具就可以处理正则表达式的字符串。vim、grep、awk 、sed 都支持正则表达式，也正是因为由于它们支持正则，才显得它们强大；在以前上班的公司里，由于公司是基于web的服务型网站(nginx)，对正则的需求比 较大，所以也花了点时间研究正则，特与大家分享下：

1基础正则表达式
grep 工具，以前介绍过。
grep -[ac]]>https://blog.youkuaiyun.com/selfsupport/article/details/5726303https://blog.youkuaiyun.com/selfsupport/article/details/5726303selfsupportSun, 11 Jul 2010 00:09:00 +0800oracle网络配置
三个配置文件 listener.ora、sqlnet.ora、tnsnames.ora ，都是放在$ORACLE_HOME/network/admin目录下。
1.  sqlnet.ora—–作用类似于linux或者其他unix的nsswitch.conf文件，通过这个文件来决定怎么样找一个连接中出现的连接字符串。
例如我们客户端输入
sqlplus sys/oracle@orcl
假如我的sqlnet.ora是下]]>https://blog.youkuaiyun.com/selfsupport/article/details/5726302https://blog.youkuaiyun.com/selfsupport/article/details/5726302selfsupportSun, 11 Jul 2010 00:08:00 +0800oracle网络配置
三个配置文件 listener.ora、sqlnet.ora、tnsnames.ora ，都是放在$ORACLE_HOME/network/admin目录下。
1.  sqlnet.ora—–作用类似于linux或者其他unix的nsswitch.conf文件，通过这个文件来决定怎么样找一个连接中出现的连接字符串。
例如我们客户端输入
sqlplus sys/oracle@orcl
假如我的sqlnet.ora是下]]>https://blog.youkuaiyun.com/selfsupport/article/details/4465267https://blog.youkuaiyun.com/selfsupport/article/details/4465267selfsupportThu, 20 Aug 2009 10:06:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/4443035https://blog.youkuaiyun.com/selfsupport/article/details/4443035selfsupportThu, 13 Aug 2009 15:53:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/4390549https://blog.youkuaiyun.com/selfsupport/article/details/4390549selfsupportWed, 29 Jul 2009 14:03:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/4372666https://blog.youkuaiyun.com/selfsupport/article/details/4372666selfsupportThu, 23 Jul 2009 10:21:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/4345139https://blog.youkuaiyun.com/selfsupport/article/details/4345139selfsupportMon, 13 Jul 2009 17:33:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/4333530https://blog.youkuaiyun.com/selfsupport/article/details/4333530selfsupportThu, 09 Jul 2009 10:59:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/4260653https://blog.youkuaiyun.com/selfsupport/article/details/4260653selfsupportThu, 11 Jun 2009 15:14:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3952679https://blog.youkuaiyun.com/selfsupport/article/details/3952679selfsupportTue, 03 Mar 2009 13:56:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3869947https://blog.youkuaiyun.com/selfsupport/article/details/3869947selfsupportMon, 09 Feb 2009 10:34:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3869835https://blog.youkuaiyun.com/selfsupport/article/details/3869835selfsupportMon, 09 Feb 2009 10:20:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3581322https://blog.youkuaiyun.com/selfsupport/article/details/3581322selfsupportMon, 22 Dec 2008 11:37:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3559735https://blog.youkuaiyun.com/selfsupport/article/details/3559735selfsupportFri, 19 Dec 2008 16:57:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3389071https://blog.youkuaiyun.com/selfsupport/article/details/3389071selfsupportThu, 27 Nov 2008 09:53:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3325418https://blog.youkuaiyun.com/selfsupport/article/details/3325418selfsupportTue, 18 Nov 2008 13:24:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3280099https://blog.youkuaiyun.com/selfsupport/article/details/3280099selfsupportWed, 12 Nov 2008 11:20:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3279671https://blog.youkuaiyun.com/selfsupport/article/details/3279671selfsupportWed, 12 Nov 2008 10:22:00 +0800https://blog.youkuaiyun.com/selfsupport/article/details/3276364https://blog.youkuaiyun.com/selfsupport/article/details/3276364selfsupportTue, 11 Nov 2008 14:07:00 +0800