警告： deleting object of polymorphic class type which has non_virtual destructor - 代码天地

警告： deleting object of polymorphic class type which has non_virtual destructor

其他 2018-06-07 12:37:50 阅读次数: 2

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转载自www.cnblogs.com/amwuau/p/9149938.html

警告： deleting object of polymorphic class type which has non_virtual destructor

警告解决办法：class xxxx has virtual method but non-virtual destructor

class xxxx has virtual method but non-virtual destructor

c++: "class has virtual functions but non-virtual destructor"

error: request for member '*' in '*', which is of non-class type '*'

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gcc: error: request for member ‘readable‘ in ‘*(char*)(& buf)‘, which is of non-class type ‘char‘

[Error] request for member ‘push_back‘ in ‘a‘, which is of non-class type ‘std::vector＜int＞ [500]‘

'none type'object has no attribute

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robotframework | TypeError：object of type ‘WebElement’ has no len()

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beautifulsoup TypeError: object of type 'NoneType' has no len()

AttributeError: type object 'World' has no attribute 'objects'

AttributeError: ‘tuple‘ object has no attribute ‘type‘

TypeError: object of type ‘NoneType‘ has no len()

AttributeError: type object ‘Image‘ has no attribute ‘fromarray‘

AttributeError: type object ‘IOLoop‘ has no attribute ‘initialized‘

error: this declaration has no storage class or type specifier

[C++] Virtual Destructor

C++ virtual destructor

[解决pandas问题]AttributeError: type object ‘object‘ has no attribute ‘dtype‘

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