今天在使用Qt写一个C++函数模板的测试程序的时候,编译的时候,编译的时候出现如下错误: 错误描述为:在main函数中,进行函数max()重载时,出现(ambiguous)含糊的,不明确的;引起歧义的使用; 因为第一次遇到这种错误,写篇内容纪念一下吧。 测试代码如下: #include <iostream>usingnamespacestd; template<typename T>//t...
AccessibilityInsertionPointLineNumber (Inherited from NSView) AccessibilityIsIgnored (Inherited from NSView) AccessibilityLabel (Inherited from NSView) AccessibilityLabelUIElements (Inherited from NSView) AccessibilityLabelValue (Inherited from NSView) AccessibilityLinkedUIElements (Inherited from NSView...
-Warc-non-pod-memaccess %select{destination for|source of}0 this %1 call is a pointer to ownership-qualified type %2 -Warc-performSelector-leaks performSelector may cause a leak because its selector is unknown -Warc-repeated-use-of-weak "weak %select{variable|property|implicit property|insta...
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对QLCDNumber控件设置样式,需要将QLCDNumber的segmentstyle设置为flat,不然你会发现没效果。 巧妙的使用 findChildren 可以查找该控件下的所有子控件。 findChild 为查找单个。 //查找指定类名objectName的控件 QList<QWidget *> widgets = fatherWidget.findChildren<QWidget *>("widgetname"); //查找所有QPushBu...
status: # kill takes a very short amount of time hence we can call it from inside the main thread without freezing the UI try: os.kill(self.pid, SIGINT) print 'Process stopped!' self.status = False self.pid = 0 if os.path.isfile(self.pidFilePath): os.remove(self.pidFilePath) ...
If stacking is turned on, label placement can insert a line break before or after the word that overruns the maximum number of characters per row. The LabelStackBreakPosition can be one of: ConstantValueDescription LabelStackBreakPosition::Automatic 0 Use the default break position (LabelStackBreak...
//template parameters. Unfortunately the following one matches too, and there is no additional //partial ordering rule, resulting in an ambiguous call for this previously valid code. //GCC and MSVC ignore that issue and follow the standard to the letter, but Clang only ...
The irony here is that the number #1 thing people keep asking to be added is a SIMPLE having Virtual Desktops that allow for DIFFERENT WALLPAPERS and DIFFERENT WIDGETS like we had back in KDE 4.6 up to 4.14 (where KDE 4.x was ended unlike KDE 5 which is now at 5.25 and moving ever ...
When a widget is used as a container to group a number of child widgets, it is known as a composite widget. These can be created by constructing a widget with the required visual properties - a QFrame, for example - and adding child widgets to it, usually managed by a layout. The ...