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Pure virtual destructor in C++
... to implement the destructor:
class A {
public:
virtual ~A() = 0;
};
inline A::~A() { }
should suffice.
And since this got a down vote, I should clarify: If you derive anything from A and then try to delete or destroy it, A's destructor will eventually be called. Since it is pure and doesn'...
Why is there an injected class name?
Recently, I saw a strange C++ feature: injected class name .
1 Answer
1
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How to add dividers and spaces between items in RecyclerView?
This is an example of how it could have been done previously in the ListView class, using the divider and dividerHeight parameters:
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Adding IN clause List to a JPA Query
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When using IN with a collection-valued parameter you don't need (...):
@NamedQuery(name = "EventLog.viewDatesInclude",
query = "SELECT el FROM EventLog el WHERE el.timeMark >= :dateFrom AND "
+ "el.timeMark <= :dat...
How to generate JAXB classes from XSD?
I'm a total newbie with XML. I'm doing a Java EE project REST implementation and we return a lot of XML. With this we decided to use JAXB. So far, we manually coded the Models for the XML.
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Why use String.Format? [duplicate]
Why would anyone use String.Format in C# and VB .NET as opposed to the concatenation operators ( & in VB, and + in C#)?
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Django auto_now and auto_now_add
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Any field with the auto_now attribute set will also inherit editable=False and therefore will not show up in the admin panel. There has been talk in the past about making the auto_now and auto_now_add arguments go away, and although they still exist, I feel you're better off j...
jQuery load more data on scroll
I am just wondering how can i implement more data on scroll only if the div.loading is visible.
9 Answers
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Call a Server-side Method on a Resource in a RESTful Way
Keep in mind I have a rudimentary understanding of REST. Let's say I have this URL:
8 Answers
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How to add a search box with icon to the navbar in Bootstrap 3?
I am using the new Twitter Bootstrap 3, and am trying to place a search box like this (below) in the top navbar :
6 Answer...