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Rename a class in Xcode: Refactor… is grayed out (disabled). Why?
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If you are using Objective-C++ (i.e. mix Objective-C with C++ code) then refactoring is disabled in xcode since it does not support refactoring of C++ code.
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Appending a vector to a vector [duplicate]
...lly applicable solution, as b could also be an array. However, it requires C++11. If you want to work with user-defined types, use ADL:
using std::begin, std::end;
a.insert(end(a), begin(b), end(b));
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How to redirect cin and cout to files?
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If the answers were equal in functionality, the C++ equivalent of this would be ofstream out("out.txt"); cout.rdbuf(out.rdbuf()); - only one extra line, and it's portable. Not soooo much simpler :)
– nevelis
Jul 19 '17 at 3:03
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What happens to global and static variables in a shared library when it is dynamically linked?
...tions) are never visible from outside a module (dll/so or executable). The C++ standard requires that these have internal linkage, meaning that they are not visible outside the translation unit (which becomes an object file) in which they are defined. So, that settles that issue.
Where it gets comp...
Reading from text file until EOF repeats last line [duplicate]
The following C++ code uses a ifstream object to read integers from a text file (which has one number per line) until it hits EOF . Why does it read the integer on the last line twice? How to fix this?
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Compile error: “g++: error trying to exec 'cc1plus': execvp: No such file or directory”
When I compile C/C++ program with popen in php ... I got this error:
9 Answers
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What is the difference between public, protected, package-private and private in Java?
...I control. (While not Java syntax, it is important for this discussion).
C++ defines an additional level called "friend" and the less you know about that the better.
When should you use what? The whole idea is encapsulation to hide information. As much as possible you want to hide the detail of...
Is floating-point math consistent in C#? Can it be?
...g floating point operations. Most information is probably specific to C or C++, however.
http://www.math.utah.edu/~beebe/software/ieee/
A note on fixed point
Binary fixed point numbers can also work well as a substitute for floating point, as is evident from the four basic arithmetic operations:
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“:” (colon) in C struct - what does it mean? [duplicate]
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I still don't get it. Does that mean C++ automatically merges your "variables" into size of an int, so that all bits are used? Can you cast bit field structiores to numbers to obtain the typical "int with flags".
– Tomáš Zato - Reinstate ...
python design patterns [closed]
...hon for implementing design patterns. It is a very different language than C++ which is used in GOF thus porting from C++ to python will result in non-pythonic code.
– sakisk
Jul 31 '11 at 20:29
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