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How come a non-const reference cannot bind to a temporary object?
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From this Visual C++ blog article about rvalue references:
... C++ doesn't want you to accidentally
modify temporaries, but directly
calling a non-const member function on
a modifiable rvalue is explicit, so
it's allowed ...
Basically, you shouldn't try to modify temporaries for th...
Why can't I see the “Report Data” window when creating reports?
...roblem is to go to the Data menu and choose Show Data Sources. This option does not appear for me.
The Show Report Data Pane keyboard shortcut did work for me:
CTRL+ALT+D. There is nothing in the menus that I could find that does this same thing.
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What does it mean by buffer?
...ly download the next 5 minutes or so into a buffer, that way your computer doesn't have to download the movie as you're watching it (which would cause hanging).
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How to print a stack trace in Node.js?
Does anyone know how to print a stack trace in Node.js?
11 Answers
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Difference between thread's context class loader and normal classloader
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What does it mean to say that "ClassA.class references ClassB.class"?
– jameshfisher
Aug 26 '14 at 14:25
1
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What is The Rule of Three?
...,
this is called a member initializer list.)
Special member functions
What does it mean to copy a person object?
The main function shows two distinct copying scenarios.
The initialization person b(a); is performed by the copy constructor.
Its job is to construct a fresh object based on the state of ...
When to throw an exception?
I have exceptions created for every condition that my application does not expect. UserNameNotValidException , PasswordNotCorrectException etc.
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What does SQL clause “GROUP BY 1” mean?
... answered Dec 19 '14 at 18:32
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Should I size a textarea with CSS width / height or HTML cols / rows attributes?
...recommend to use both. Rows and cols are required and useful if the client does not support CSS. But as a designer I overwrite them to get exactly the size I wish.
The recommended way to do it is via an external stylesheet e.g.
textarea {
width: 300px;
height: 150px;
}
<textarea>...
I just discovered why all ASP.Net websites are slow, and I am trying to work out what to do about it
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If your page does not modify any session variables, you can opt out of most of this lock.
<% @Page EnableSessionState="ReadOnly" %>
If your page does not read any session variables, you can opt out of this lock entirely, for that...