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What are the rules for evaluation order in Java?
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Am I correct that C++ doesn't guarantee this? What about Python?
– Neil G
Jul 23 '11 at 21:05
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How to initialize all members of an array to the same value?
I have a large array in C (not C++ if that makes a difference). I want to initialize all members of the same value.
23 ...
How can I iterate over an enum?
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With c++11, there actually is an alternative: writing a simple templatized custom iterator.
let's assume your enum is
enum class foo {
one,
two,
three
};
This generic code will do the trick, quite efficiently - place in ...
Swift and mutating struct
... concept, but in Swift, you can do this with one struct. Half work.
For C/C++ programmers, this is also very familiar concept. This is exactly what const keyword do in C/C++.
Also, immutable value can be very nicely optimised. In theory, Swift compiler (or LLVM) can perform copy-elision on values ...
How to debug heap corruption errors?
I am debugging a (native) multi-threaded C++ application under Visual Studio 2008. On seemingly random occasions, I get a "Windows has triggered a break point..." error with a note that this might be due to a corruption in the heap. These errors won't always crash the application right away, altho...
What uses are there for “placement new”?
Has anyone here ever used C++'s "placement new"? If so, what for? It looks to me like it would only be useful on memory-mapped hardware.
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When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
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const_cast can be used to remove or add const to a variable; no other C++ cast is capable of removing it (not even reinterpret_cast). It is important to note that modifying a formerly const value is only undefined if the original variable is const; if you use it to take the const off a referenc...
How do I make and use a Queue in Objective-C?
I want to use a queue data structure in my Objective-C program. In C++ I'd use the STL queue. What is the equivalent data structure in Objective-C? How do I push/pop items?
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Variable declared in for-loop is local variable?
...i by a different name.
N.B:
Please note, C#'s scoping rules differ from C++'s scoping rules. In C++ variables are only in scope from where they are declared until the end of the block. Which would make your code a valid construct in C++.
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How do I terminate a thread in C++11?
..." command. I am interested in terminating the thread forcefully using pure C++11.
5 Answers
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