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What are Aggregates and PODs and how/why are they special?
..., syntax, etc.) please leave a comment, I'll edit.
This answer applies to C++03. For other C++ standards see:
C++11 changes
C++14 changes
C++17 changes
What are aggregates and why they are special
Formal definition from the C++ standard (C++03 8.5.1 §1):
An aggregate is an array or a cl...
Static Vs. Dynamic Binding in Java
...t. JVM uses the invokevirtual instruction to invoke Java equivalent of the C++ virtual methods. In C++ if we want to override one method in another class we need to declare it as virtual, But in Java, all methods are virtual by default because we can override every method in the child class (except ...
'size_t' vs 'container::size_type'
...onship between Allocator::size_type and size_type. A quick glance at libstdc++ does not show anything similar to this either.
– Shafik Yaghmour
Feb 11 '15 at 13:40
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How to convert std::string to NSString?
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Firstly, you've got to be using Objective-C++ for this to work in the slightest; easiest way to ensure that is rename all your *.m files to *.mm
By far the most usable (non-deprecated) manual way of getting a C++ std::string into an NSString is with:
std::string pa...
How to update PATH variable permanently from Windows command line?
... (i.e. just to do this change) then the simplest solution is a very simple C++ app to do the job, marked with the app manifest, and then executed as a separate process which provokes the UAC dialog.
– David Heffernan
Dec 2 '11 at 15:46
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Using a 'using alias = class' with generic types? [duplicate]
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Boo. C# makes me miss C++ templates so much. And C++ template error messages make me miss C#.
– Grault
Jul 30 '15 at 19:28
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Declaring an enum within a class
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Nowadays - using C++11 - you can use enum class for this:
enum class Color { RED, BLUE, WHITE };
AFAII this does exactly what you want.
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Creating my own Iterators
I'm trying to learn C++ so forgive me if this question demonstrates a lack of basic knowledge, you see, the fact is, I have a lack of basic knowledge.
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Why do we need argc while there is always a null at the end of argv?
...arguments has been passed.
Edit: The question has been amended to include C++. n3337 draft 3.6.1 Main function says
2 ...argc shall be the number of arguments passed to the program from
the environment in which the program is run. .... The value of argc
shall be non-negative. The value of ...
Is the Scala 2.8 collections library a case of “the longest suicide note in history”? [closed]
... The difference is that this version is more generic. It looks more like a C++ STL thing than, say, Haskell. In particular, it abstracts away from the concrete collection type by only requiring that the argument is IterableLike, and also abstracts away from the concrete return type by only requiring...