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Archive for 2014
VirtualBox uzerine Windows 8 – Windows 10 kurmaya calisirken asagidaki hatayi aliyorsaniz Your PC needs to restart. Please hold down the power button. Error Code: 0x0000005D Komut satirinda asagidaki komutu calistirmaniz yeterli: C:\Program Files\Oracle\VirtualBox>VBoxManage setextradata “Sanal Makine Adi” VBoxInternal/CPUM/CMPXCHG16B 1
- In: OS|WINDOWS
- Tags: virtual box, windows
Grant table level read only permission on mssql
4, Jun 2014Step 1. Create role CREATE ROLE read_only_role Step 2. Generate sql query for all tables: SELECT ‘GRANT SELECT ON “‘ + TABLE_SCHEMA + ‘”.”‘ + TABLE_NAME + ‘” TO “read_only_role”‘ FROM information_schema.tables Step 3: Copy generated sql query from “Results” panel Step 4: Paste copied sql query and run Enjoy
- In: SQL
Qt Property snippet for Visual Studio
3, Apr 2014<?xmlversion=“1.0“encoding=“utf-8“ ?> <CodeSnippetsxmlns=“http://schemas.microsoft.com/VisualStudio/2005/CodeSnippet“> <CodeSnippetFormat=“1.0.0“> <Header> <Title>Qt Property</Title> <Shortcut>QtProp</Shortcut> <Description> Code snippet for an automatically implemented Qt property Language Version: C++ Qt </Description> <Author>cihant</Author> <SnippetTypes> <SnippetType>Expansion</SnippetType> </SnippetTypes> </Header> <Snippet> <Declarations> <Literal> <ID>type</ID> <ToolTip>Property type</ToolTip> <Default>QString</Default> </Literal> <Literal> <ID>propertyName</ID> <ToolTip>Property name</ToolTip> <Default>MyProperty</Default> </Literal> </Declarations> <CodeLanguage=“csharp“> <![CDATA[ public: /* $propertyName$ Property */ Q_PROPERTY($type$ $propertyName$ READ $propertyName$ WRITE set$propertyName$ […]
- In: C++|Qt|Visual Studio
- Tags: C#, Qt, Visual Studio
MFC C++ projesinde DEBUG modda sorunsuz derleyebiliyorken RELEASE modda “Please use the /MD switch for _AFXDLL builds” hatasi aliyorsaniz: Project Properties -> Configuration Properties -> C/C++ -> Code Generation -> Runtime Library ayarini Multi-threaded DLL (/MD) olarak degistirip oyle deneyin.
Aslinda tum olay MFC projesinde GDI+ kullanmayla basladi. GDI+ kullanmaya basladiginizda Gdiplus::GdiplusStartup, isiniz bittiginde Gdiplus::GdiplusShutdown fonksiyonlarini cagirmalisiniz. Projede devamli GDI+ kullandigim icin InitInstance() icinde start, ExitInstance() icinde stop yaptim. //////////////////////////////////////////////////////////////////////////// // GDI+ Start Stop functions ULONG_PTR gdiplusToken; Gdiplus::GdiplusStartupInput gdiplusStartupInput; Gdiplus::GdiplusStartupOutput gdiplusStartupOutput; BOOL StartGdiPlus() { if (Gdiplus::GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL)) { MessageBox(NULL, TEXT(“GDI+ failed to start up!”), TEXT(“Error!”), MB_ICONERROR); return FALSE; } return TRUE; } void StopGdiPlus() { Gdiplus::GdiplusShutdown(gdiplusToken); } //////////////////////////////////////////////////////////////////////////// // CActivexApp::InitInstance – DLL initialization BOOL CActivexApp::InitInstance() { BOOL bInit = COleControlModule::InitInstance(); if (bInit) { […]
Pointer i eger asagidaki gibi loop bittikten sonra sileyim derseniz cok fena yanilirsiniz. Memory siser, siser, siser. Eger GDI object ise cok beklemenize de gerek kalmaz 🙂 Yanlis Brush* brush; for (int i = 0; i < 100; i++) { brush = new Brush(Color.Red, 1.0f); } delete brush; Dogrusu pointer i her kullanimdan sonra, […]
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