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var
  Qry: TADOQuery;
begin
  CoInitialize(nil);
  Qry := TADOQuery.Create(nil);
  try
    ...
  finally
    Qry.Free;
    CoUninitialize;
  end;


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unit winntService;
interface
uses
Windows,WinSvc,WinSvcEx;
function InstallService(const strServiceName,strDisplayName,strDescription,strFilename: string):Boolean;
procedure UninstallService(strServiceName:string);
implementation
function StrLCopy(Dest: PChar; const Source: PChar; MaxLen: C ......

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ÊôÐÔ·½·¨µÄÐû¸æºÍ´úÂëÔÚÒ»Æð£¬Ã»ÓÐÏñdelphi·Öinterface/implementation£¬¸Ð¾õÌ«ÂÒ£¬¶¼²»ÖªµÀÒ»¸öclassµ½µ×Óм¸¸ö·½·¨¡£
ÿ¸öÊôÐԺͷ½·¨Ç°Ãæ¶¼Òªµ¥¶Àдprivate/protected/public£¬ÀÏÌ죬c#ÊÇdelphiÖ®¸¸Éè¼ÆµÄÞÞ£¬Ôõô²»Ñ§delphiдһ¸ö¾ÍÐÐ ......

delphi ×é¼þµÄ°²×°

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  1     Ö»ÓÐÒ»¸öDCUÎļþµÄ×é¼þ¡£DCUÎļþÊDZàÒëºÃµÄµ¥ÔªÎļþ£¬ÕâÑùµÄ×é¼þÊÇ×÷Õß²»Ïë°ÑÔ´Â빫² ......

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unit Unit1;
interface
uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls,ShellAPI, ExtCtrls;
type
  TForm1 = class(TForm)
    l ......
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