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procedure TForm1.Line(x, y, x2, y2: integer);begin canvas.MoveTo(x, y); canvas.LineTo(x2, y2);end;procedure TForm1.Button1Click(Sender: TObject);var...
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posted @ 2015-04-22 08:37
lypzxy
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System.SysUtils 一、TStringStream方法 Strem>String TMemoryStream to String stm: TStream; ss: TStringStream; #include "System.SysUtils.hpp" DataString imag
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posted @ 2015-04-21 10:59
lypzxy
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Can only modify an image if it contains a bitmapImage1装载了JPG文件后下面都报错,因为。Image1.Canvas.CopyRect(drect,Image1.Canvas,srect);Image1.Picture.Bitmap.Canvas...
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posted @ 2015-04-14 14:17
lypzxy
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dataSnap服务器,客户端调用的时候写错了一句话,SQLConnection1->CloneConnection();改为SQLConnection1->Close();就好了,查了一天。调试的时候报错,还能继续运行,在服务器上crash崩溃退出。"Project ... faulted wit...
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posted @ 2015-04-09 20:02
lypzxy
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interface uses Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs; type TForm1 = class(TForm) private { Private declaratio...
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posted @ 2015-04-09 14:50
lypzxy
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Image1.Picture.LoadFromFile('aaa.jpg');Project Project1.exe raised exception class EInvalidGraphic with message 'Unknown picture file extension (.jpg)...
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posted @ 2015-04-08 10:32
lypzxy
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鼠标指针形状Screen.Cursor :=改变大小 Result := crSizeNWSE //斜下 Result := crSizeNS // 上下 Result := crSizeNESW 斜上 Result := crSizeWE; //左右crHandPoint
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posted @ 2015-04-02 16:45
lypzxy
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C_FD_PhysRDBMSKindsfunction DateValueToFDSQLStringProc(ADataSet: TDataSet; AValue: Variant): String;begin Result := DateValueToDataBaseSQLString( C_FD...
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posted @ 2015-04-02 10:21
lypzxy
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Delphi封装的google浏览器内核,使用他可以摆脱ie内核的webbrowser的种种限制http://download.csdn.net/download/ozhy111/5904995屏蔽右键菜单procedure TMainForm.crmBeforeContextMenu(Sender...
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posted @ 2015-04-01 15:44
lypzxy
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posted @ 2015-03-31 14:12
lypzxy
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TBitConverterFromBcdFromByteFromCurrencyFromDoubleFromExtendedFromIntegerFromLargeIntFromLongBoolFromLongIntFromLongWordFromShortIntFromSingleFromSmal...
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posted @ 2015-03-30 17:01
lypzxy
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return 语句返回值,前台调用的参数名称为 @RETURN_VALUE
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posted @ 2015-03-27 11:48
lypzxy
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dbxase.dlldbxmss.dlldbxmss9.dlllibeay32.dllmidas.dllMSVCR100.DLLsqlncli10.dllssleay32.dll
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posted @ 2015-03-26 15:27
lypzxy
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C++Builder 内存泄露检测 CodeGuard http://bbs.2cto.com/read.php?tid=179933 XE新版里 ReportMemoryLeaksOnShutdown := True; http://www.cnblogs.com/del/archive/2009
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posted @ 2015-03-26 08:19
lypzxy
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[FireDAC][Stan][Eval]-107. Invalid character found [ 拼音码 like '%A%' ]英文字段名称过滤正常汉字字段名过滤报错。莫非不支持汉字字段名过滤?过滤用的是d:\program files (x86)\embarcadero\studio\1...
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posted @ 2015-03-25 10:07
lypzxy
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