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How can I initialize base class member variables in derived class constructor?
...these variables private in A
};
class B : public A
{
public:
B() : A(0, 0) // Calls A's constructor, initializing a and b in A to 0.
{
}
};
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jQuery ID starts with
...Mark Kahn
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What is the lifetime of a static variable in a C++ function?
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The lifetime of function static variables begins the first time[0] the program flow encounters the declaration and it ends at program termination. This means that the run-time must perform some book keeping in order to destruct it only if it was actually constructed.
Additionally, since t...
How do I put the image on the right side of the text in a UIButton?
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BenjaminBenjamin
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How to sort an array of associative arrays by value of a given key in PHP?
...'price'];
}
array_multisort($price, SORT_DESC, $inventory);
As of PHP 5.5.0 you can use array_column() instead of that foreach:
$price = array_column($inventory, 'price');
array_multisort($price, SORT_DESC, $inventory);
s...
How do I convert an array object to a string in PowerShell?
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303
$a = 'This', 'Is', 'a', 'cat'
Using double quotes (and optionally use the separator $ofs)
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How to get Scala List from Java List?
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EDIT: Note that this is deprecated since 2.12.0. Use JavaConverters instead. (comment by @Yaroslav)
Since Scala 2.8 this conversion is now built into the language using:
import scala.collection.JavaConversions._
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lst.toList.foreach{ node => .... }
works. asSca...
HTML anchor link - href and onclick both?
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130
Just return true instead?
The return value from the onClick code is what determines whether the...
ActiveRecord, has_many :through, and Polymorphic Associations
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edited Dec 5 '11 at 9:09
answered Nov 5 '09 at 23:53
Em...
How can I get every nth item from a List?
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