慢慢来
发布时间:2013-11-29 10:33:15
点击(此处)折叠或打开#!/usr/local/bin/perl5END { print "end\n";}print "main\n";BEGIN { print "begin\n";}.........【阅读全文】
发布时间:2013-11-20 11:06:21
my $s = 'abc';my @arr = ('abc','ddd','123');print 'exists' if( grep{$_ eq $s} @arr );......【阅读全文】
发布时间:2013-06-21 17:33:01
[53] HPGCDB1.data_govcorp.1> set statistics plancost on[53] HPGCDB1.data_govcorp.2> go[55] HPGCDB1.data_govcorp.1> select asset_id, cusip, 'G' from asset g[55] HPGCDB1.data_govcorp.2> where not exists ( select * from data_ejv_common..asset_xref x[55] HPGCDB1.data_govcorp.3> where x.asse.........【阅读全文】
发布时间:2013-03-15 10:13:28
忘记ERROR报的是什么了 今天想起去找null文件位置 想着以后留着别再找了[myang@mnsdev10:/]$ file /dev/null/dev/null: character special (13/2)[myang@mnsdev10:/]$ cat /dev/null[myang@mnsdev10:/]$ ls -l /dev/nulllrwxrwxrwx 1 root other 27 May 10 2010 /dev/.........【阅读全文】