摘要：using system;using system.xml;using system.componentmodel ;using system.windows.forms;using system.diagnostics;using system.runtime;using system.reflection;using system.runtime.interopservices;[stathr......
摘要： 建立一个web services服务，public string uploadfile(byte[] fs,string filename) { try { ///定义并实例化一个内存流，以存放提交上来的字节数组。 memorystream m = new memorystream(fs); ///定义实际文件对象，保存上载的文件。 filestream f = new filestream(s......
ora-600[12333]错误小结及跟踪方法上一页 ...create or replace trigger logon_audit after logon on databasebegin 【程序编程相关:
初学linux－－－安装】 【推荐阅读:
Thread and Sync In C】insert into system.login_info 【扩展信息:
GC测试】 select sysdate,null,user,sys_context(´userenv´,´sessionid´),sys_context( ´userenv´,´terminal´),utl_inaddr.get_host_address,program from v$session; end; ============================================================== 其他可能原因: typically the ora-600 [12333] itself is not the problem, it may be a chance of the underlying network problems this is usually a client side related issue and is not normally related to server. it is a communications issue and not related to the version of the rdbms. thats why you do have this errors intermittently only. most occurances of ora-600 [12333] just means that something has gone wrong in the communication between the client and the server processes. often, this could be the result of an abnormal condition (a process is inadvertently killed, or a database shuts down) the error indicates a protocol communications mismatch ...
下一页 摘要：float类型占32bit空间，只有7位精度，下面的程序public class floatprecision{ public static void main() { console.writeline((int)123456789f); }} 输出结果为123456792.
double占64bit空间，15~16位精度，下面的程序public class doubleprecision{ ......
