預存程序的概念預存程序(Stored Procedure)是一組為了完成特定功能的SQL 陳述式集,經編譯後儲存在資料庫。中使用者通過指定預存程序的名字並給出參數(如果該預存程序帶有參數)來執行它。execute create or replace procedure proc01(v_input in number,v_output IN varchar2(10)) IS begin if v_input<6 then v_output:='小於6'; else
IO: 1. Virtual disk I/O management mechanism in Xenhttp://lists.xensource.com/archives/html/xen-devel/2007-07/msg00863.html2. Token-based-QoS-resource-limiting-for-VBD-I-Ohttp://markmail.org/thread/3hmn7fwfzd5b56oh#query:+page:1+mid:yql4s2c2dvnj6xiu+
安裝: 1)download the qtopia-free-src-2.2.0.tar.gz2)tar zxvf qtopia-free-src-2.2.0.tar.gz3) cd qtopia-free-2.2.04) export PATH=$PWD/tmake/bin:$PATH5)./configure,然後輸入"yes"6)make7) make install MagicARM的安裝指令碼: #!/bin/bash echo remove old dirsrm -rf
QDialog:exec()模態對話方塊,show()非模態對話方塊Public Slots virtual void accept (): Hides the modal dialog and sets the result code to Accepted. virtual void done ( int r ): Closes the dialog and sets its result code to r. int
摘要:本文詳細介紹了assert函數的基本用法及注意事項。 作者:zieckey (zieckey@yahoo.com.cn) All Rights Reserved!assert宏的原型定義在<assert.h>中,其作用是如果它的條件返回錯誤,則終止程式執行,原型定義:#include <assert.h>void assert( int expression );assert的作用是現計算運算式 expression