{ CodingPain } { CodingPain }

dev

• QPainter::begin: Paint device returned engine == 0, type: 1

  dev/QT 2012. 4. 24. 16:56

  http://qt-project.org/doc/qt-4.8/qpainter.html warn 으로 검색해보면 아래와 같은 구문이 있다.Warning: When the paintdevice is a widget, QPainter can only be used inside a paintEvent() function or in a function called by paintEvent(); that is unless the Qt::WA_PaintOutsidePaintEvent widget attribute is set. On Mac OS X and Windows, you can only paint in a paintEvent() function regardless of this attribute's settin..

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• install Qt in Mac

  dev/QT 2012. 4. 17. 15:25

  맥에서 Qt 를 설치하는데 다음과 같은 오류로 설치가 안된다.You need C++ compiler to be able to install QT SDK. Please install latest version Xcode first before invoking this installer아래 사이트에서 해결책을 알려준다.http://malypoeurplong.wordpress.com/2012/04/15/installing-qt-on-mac-os-x/ 요약하자면 xcode 에서 Command Line Tools 를 설치하면 됨.

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• [todo]Qt4 Dicom Widget set

  dev/DICOM 2012. 4. 10. 18:13

  http://sourceforge.net/projects/qdcws/

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• [todo]CI tool jenkins

  dev/tool 2012. 4. 5. 11:43

  http://jenkins-ci.org/

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• Qt IN USE

  dev/QT 2012. 3. 30. 16:20

  QT 를 이용한 개발 사례 조사 내용 qt 공식사이트에 다양한 개발사례들 링크가 있음. http://qt.nokia.com/qt-in-use Autodesk 사의 Maya 가 2011 버전부터 Qt 로 만들어짐.http://area.autodesk.com/blogs/stevenr/maya_2011_highlight_qt_user_interface http://qt.nokia.com/about/news/autodeskae-mayaae-2011-qt-helps-make-the-best-even-better 기타구글 어스, 스카이프

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• qt setting

  dev/QT 2012. 3. 29. 15:02

  text editor creator

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• The “Large-Scale C++ Software Design” rules in practice

  dev/C,C++ 2012. 3. 16. 10:22

  http://blog.codeimproved.net/2009/03/the-large-scale-c-software-design-rules-in-practice/

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• qBound

  dev/QT 2012. 2. 8. 11:50

  http://developer.qt.nokia.com/doc/qt-4.8/qtglobal.html#qBound if(secs MaxSeconds) secs = MaxSeconds; 위 코드를 secs = qBound(0, secs, MaxSeconds); 로 대체가능하다.

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