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1. ×Ö·û´®Á¬½ÓÖ±½ÓÓÃ+£¬ÓëJavaºÍPythonÖеÄÏàͬ
2. Ö´ÐÐÍⲿÃüÁîʹÓÃwinexec£¬ShellExecute
    eg. ShellExecute(0, 'open', 'jre/bin/java', '-lang zh-CN', 'E:\myfolder', SW_SHOW);
3. ÅжÏÎļþ¡¢Îļþ¼ÐÊÇ·ñ´æÔÚ
    FileExists('C:\Users\bill\somefile.txt')
    DirectoryExits('C:\WINDOWS')
4. if else ½á¹¹
    if FileExists(Edit1.Text) then
    begin
       ....
    end // ²»¿É¼Ó·ÖºÅ
    else if DirectoryExits('Edit1.Text') then
    begin
       ....
    end // ²»¿É¼Ó·ÖºÅ
    else
    begin
      ....
    end;
5. »ñÈ¡ÆÁÄ»¿í¶È¸ß¶ÈÖ±½ÓʹÓà Screen.Width Screen.Height
6. ÉèÖô°¿ÚλÖà SetBounds(left. top, width, height)
   


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  x=GetSystemMetrics(SM_CXSCREEN)  
 
y=GetSystemMetrics(SM_CYSCREEN)  
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screen.pixelsperinchº¯Êý
int   GetDeviceCaps(  
   
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const
      XorKey:array[0..7] of Byte=($B2,$09,$AA,$55,$93,$6D,$84,$47); //×Ö·û´®¼ÓÃÜÓÃ
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function Enc(Str:String):String;//×Ö·û¼ÓÃܺ¯數 這ÊÇÓõÄÒ»個&# ......

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procedure
TForm
1.Button1Click(Sender: TObject);
var
MyMD5: TIdHashMessageDigest5;
Digest: T4x4LongWordRecord;
begin

MyMD5 := T ......

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procedure TForm1.Button3Click(Sender: TObject);
var
  i: integer;
  Buffer: PChar;
  s: string;
begin
  M ......
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