http://wanglihu.iteye.com/blog/18977181.java.lang.NoClassDefFoundError:
org/objectweb/asm/ClassVisitor缺少asm-3.3.jar2.java.lang.NoClassDefFoundError:
o...
分类:
编程语言 时间:
2014-05-26 23:49:58
阅读次数:
870
CAS,当oldVal与expected相同时,将oldVal更新为newVal,原子操作ABA problem:when a location is read
twice, has the same value for both reads, and "value is same“ is used...
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其他好文 时间:
2014-05-26 16:06:53
阅读次数:
217
不能再简化了#include#include#includeint
meng_read_proc(char*page,char**start,off_t offset,int count,int*eof,void*data){
char*s="Hello. This is meng p...
分类:
系统相关 时间:
2014-05-26 15:52:49
阅读次数:
463
\n"; while($file = $mydir->read()) {
if((is_dir("$directory/$file")) AND ($file!=".") AND ($file!="..")) { echo
"$fi...
分类:
Web程序 时间:
2014-05-26 14:22:05
阅读次数:
239
Features 256 bits EEPROM memory organized in 8
pages of 32 bits each 32 bits unique factory programmed serial number Typical
operating frequency : ...
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其他好文 时间:
2014-05-26 13:32:43
阅读次数:
287
IOzone是一个文件系统测试基准工具。可以测试不同的操作系统中文件系统的读写性能。可以通过
write, re-write, read, re-read, random read, random write, random mix, backwards
read, record rewirte, ...
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其他好文 时间:
2014-05-26 13:15:14
阅读次数:
298
第二章 ASM INSTANCE
ASM实例类型:
10g以后ORACLE instance 类型增加了一种ASM类型,参数INSTANCE_TYPE=ASM进行设置。
ASM实例启动命令:
startup nomount启动实例和后台进程,但没有挂载磁盘组
mount以后,实例会启动参数文件中ASM_DISKGROUPS指定的磁盘组,如果参数为空就会触发ORA-15110报错...
分类:
数据库 时间:
2014-05-23 02:22:20
阅读次数:
405
Direct request is the simplest method used to request a semaphore. The request behaves as an atomic read and set operation. The result of a request is either to grant the semaphore
to the requesting...
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其他好文 时间:
2014-05-22 17:21:38
阅读次数:
517
--查询数据库状态select name,user_access,user_access_desc,
snapshot_isolation_state,snapshot_isolation_state_desc,
is_read_committed_snapshot_onfrom sys.dat.....
分类:
数据库 时间:
2014-05-22 16:48:03
阅读次数:
340