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What is AppDomain? [duplicate]
What is an AppDomain ? What are the benefits of AppDomains or why
Microsoft brought the concept of AppDomains, what was the problem without AppDomains?
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Pointers, smart pointers or shared pointers? [duplicate]
I am programming with normal pointers, but I have heard about libraries like Boost that implement smart pointers. I have also seen that in Ogre3D rendering engine there is a deep use of shared pointers.
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PHP append one array to another (not array_push or +)
...g like:
$merge = $a + $b;
// $merge now equals array('a','b')
Will not work, because the + operator does not actually merge them. If they $a has the same keys as $b, it won't do anything.
share
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What exactly are unmanaged resources?
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Managed resources basically means "managed memory" that is managed by the garbage collector. When you no longer have any references to a managed object (which uses managed memory), the garbage collector will (eventually) release that memory for you.
Unmanaged resources ...
How to modify a text file?
...ython, and would like to insert a string into a text file without deleting or copying the file. How can I do that?
8 Answer...
Error: Could not find or load main class [duplicate]
...my Java code, intended to allow me to interface Java with a shared object for Vensim, a simulation modeling package.
22 Ans...
What is the difference between atan and atan2 in C++?
...) is positive, we cannot distinguish, whether the angle was from the first or third quadrant and if it is negative, it could come from the second or fourth quadrant. So by convention, atan() returns an angle from the first or fourth quadrant (i.e. -π/2 <= atan() <= π/2), regardless of the or...
Correct format specifier for double in printf
What is the correct format specifier for double in printf? Is it %f or is it %lf ? I believe it's %f , but I am not sure.
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What does ||= (or-equals) mean in Ruby?
...ling-list that discuss this issue.
Here's one: The definitive list of ||= (OR Equal) threads and pages
If you really want to know what is going on, take a look at Section 11.4.2.3 "Abbreviated assignments" of the Ruby Language Draft Specification.
As a first approximation,
a ||= b
is equivalent to
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NSString property: copy or retain?
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For attributes whose type is an immutable value class that conforms to the NSCopying protocol, you almost always should specify copy in your @property declaration. Specifying retain is something you almost never want in such ...