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How can I dynamically create derived classes from a base class
For example I have a base class as follows:
3 Answers
3
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How does std::move() transfer values into RValues?
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We start with the move function (which I cleaned up a little bit):
template <typename T>
typename remove_reference<T>::type&& move(T&& arg)
{
return static_cast<typename remove_reference<T>::type&&>(arg);
}
Let's start with the eas...
Adding Core Data to existing iPhone project
I'd like to add core data to an existing iPhone project, but I still get a lot of compile errors:
13 Answers
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How are software license keys generated?
License keys are the defacto-standard as an anti-piracy measure. To be honest, this strikes me as (in)Security Through Obscurity , although I really have no idea how license keys are generated. What is a good (secure) example of license key generation? What cryptographic primitive (if any) are they...
throwing exceptions out of a destructor
...er throw an exception out of a destructor - doing so results in undefined behavior. Stroustrup makes the point that "the vector destructor explicitly invokes the destructor for every element. This implies that if an element destructor throws, the vector destruction fails... There is really no good...
Best way to get child nodes
...fers a variety of methods to get the first child element from any element, but which is the best? By best, I mean: most cross-browser compatible, fastest, most comprehensive and predictable when it comes to behaviour. A list of methods/properties I use as aliases:
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Clojure differences between Ref, Var, Agent, Atom, with examples
...h real world scenarios. I mean, where to use Ref, Var, Agent, Atom. I read book, but, still couldn't understand the real world examples.
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Differences between lodash and underscore [closed]
...y would someone prefer either the lodash.js or underscore.js utility library over the other?
12 Answers
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REST API Best practice: How to accept list of parameter values as input [closed]
We are launching a new REST API and I wanted some community input on best practices around how we should have input parameters formatted:
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CSS last-child selector: select last-element of specific class, not last child inside of parent?
...t. For that, you want :last-of-type
http://jsfiddle.net/C23g6/3/
As per @BoltClock's comment, this is only checking for the last article element, not the last element with the class of .comment.
body {
background: black;
}
.comment {
width: 470px;
border-bottom: 1px dotted #f0f0f...