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How do you do a ‘Pause’ with PowerShell 2.0?
...m losing it. PowerShell is annoying me. I'd like a pause dialog to appear, and it won't.
5 Answers
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When is std::weak_ptr useful?
I started studying smart pointers of C++11 and I don't see any useful use of std::weak_ptr . Can someone tell me when std::weak_ptr is useful/necessary?
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How to multiply duration by integer?
...est concurrent goroutines, I added a line to a function to make it take a random time to return (up to one second)
5 Answer...
How do I extend a class with c# extension methods?
... answered Jul 27 '09 at 13:45
Andrew HareAndrew Hare
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What is the purpose of the “role” attribute in HTML?
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Most of the roles you see were defined as part of ARIA 1.0, and then later incorporated into HTML via supporting specs like HTML-AAM. Some of the new HTML5 elements (dialog, main, etc.) are even based on the original ARIA roles.
http://www.w3.org/TR/wai-aria/
There are a few primary r...
Node.js / Express.js - How does app.router work?
...e calls is important, because some middleware depends on other middleware, and some middleware near the end might not even be called.
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C++ Const Usage Explanation
...hanged, to an int that cannot be changed: the only difference between this and const int& is that it can be null
const int* const& means a reference to a constant pointer to a constant int. Usually pointers are not passed by reference; const int* & makes more sense because it would mean...
What is exactly the base pointer and stack pointer? To what do they point?
...bp is usually set to esp at the start of the function. Function parameters and local variables are accessed by adding and subtracting, respectively, a constant offset from ebp. All x86 calling conventions define ebp as being preserved across function calls. ebp itself actually points to the previo...
C++ Returning reference to local variable
... get rid of it
}
Typically you would wrap the pointer in some RAII class and/or a factory function so you don't have to delete it yourself.
In either case, you can just return the value itself (although I realize the example you provided was probably contrived):
int func3()
{
return 1;
}
in...
Convert to absolute value in Objective-C
...s(double), or fabsl(long double).
Those functions are all part of the C standard library, and so are present both in Objective-C and plain C (and are generally available in C++ programs too.)
(Alas, there is no habs(short) function. Or scabs(signed char) for that matter...)
Apple's and GNU's Ob...