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What do people find difficult about C pointers? [closed]
...r<int>,std::tuple<int,double,std::list<int>>>>" in C++ is also very complex. This does not mean that pointers in C or STL containers in C++ are complex. It just means that you have to use better type-definitions to make it understandable for the reader of your code.
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Pure virtual function with implementation
...see commonly used (and the fact that it can be done seems to surprise most C++ programmers, even experienced ones).
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How do I fix the Visual Studio compile error, “mismatch between processor architecture”?
... can't quite figure this issue out. I have a Visual Studio solution with a C++ DLL referencing the C# DLL. The C# DLL references a few other DLLs, some within my project and some external. When I try to compile the C++ DLL, I get this warning:
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In C++, is it still bad practice to return a vector from a function?
...rs/arrays—in many programming languages. Is this style now acceptable in C++0x if the class has a move constructor, or do C++ programmers consider it weird/ugly/abomination?
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How do I find the length of an array?
...< (sizeof(p)/sizeof(*p)) << std::endl;
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int a[7];
func(a);
In C++, if you want this kind of behavior, then you should be using a container class; probably std::vector.
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Force line-buffering of stdout when piping to tee
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This fixed my issue on OS X Catalina with a C++ program which was printf()ing and I was piping to tee but was only seeing the output when the program had finished.
– jbaxter
Jan 15 at 6:41
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Is there a performance difference between i++ and ++i in C?
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The question explicitly states C, no reference to C++.
– Dan Cristoloveanu
Oct 10 '08 at 23:00
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Why do we need a pure virtual destructor in C++?
...al destructor. But why do we need a pure virtual destructor? In one of the C++ articles, the author has mentioned that we use pure virtual destructor when we want to make a class abstract.
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Should I use #define, enum or const?
In a C++ project I'm working on, I have a flag kind of value which can have four values. Those four flags can be combined. Flags describe the records in database and can be:
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Guaranteed lifetime of temporary in C++?
Does C++ provide a guarantee for the lifetime of a temporary variable that is created within a function call but not used as a parameter? Here's an example class:
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