摘要： =CONCATENATE(IF(INT(RAND()*2)=0,CHAR(INT(RAND()*9+48)),IF(INT(RAND()*2)=0,CHAR(INT(RAND()*25+65)),CHAR(INT(RAND()*25+97)))),IF(INT(RAND()*2)=0,CHAR(IN 阅读全文

摘要： first,tnsping dev02, test configure in tnsnames.ora file,it's oksecodsqlplus username/password@dev02, is also work but when i start the program, it re 阅读全文

摘要： Look for whick machine use IP in local networknststat -a 172.16.73.95 find the machine nameshutdown -r close machinemsinfo32 get the machine info 阅读全文

摘要： first , cd nginx source direct, then type ./configure --prefix=/usr/local/nginx it told me that, with no pcre , so i download pcre.an install it to /u 阅读全文

摘要： BitMap is a useful struct, here is a simple class for get and set 阅读全文

摘要： Today, when i read some part of the system, i found a static class, so i record here static class or non static class can has static constructor. stat 阅读全文

摘要： ID not null IDENTITY(0, 1) it means, that the feild will automatic growth. at init, field ID is 0, then add one record, ID field will increse 1. 阅读全文

摘要： when we excute sql script, the absolute path is too long, so what can do ?you can set Environment Variables "SQLPATH"example:SQLPATH=c:\test\test;C:\t 阅读全文

摘要： today i get puzzle about abstract, so i try to do example abstract method only can be used in abstract class. 阅读全文

摘要： As a simple demo create, i met some problem in this procesfirst, how to use controls. such as ASPxTreeList, GridViewsecond, change Windows Auth to Sql 阅读全文