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How to do the equivalent of pass by reference for primitives in Java
...ference in Java": the OP seems to understand this, as they are contrasting C++ (where you can) with Java.
– Raedwald
Apr 30 '14 at 12:19
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undefined reference to `WinMain@16'
...th the GNU toolchain.
But what about the Microsoft toolchain, i.e. Visual C++?
Well, building as a console subsystem executable works fine:
C:\test> msvc x.cpp user32.lib
x.cpp
C:\test> dumpbin /headers x.exe | find /i "subsystem" | find /i "Windows"
3 subsystem (Windows CU...
How do I convert from stringstream to string in C++?
How do I convert from std::stringstream to std::string in C++?
4 Answers
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What does the comma operator , do?
...the output pointer, the value and and the value's type. This being C, not C++ with templates, we couldn't have a function take an arbitrary type, so we settled on a macro:
#define ASSIGN_INCR(p, val, type) ((*((type) *)(p) = (val)), (p) += sizeof(type))
By using the comma operator we were able ...
In Python, when to use a Dictionary, List or Set?
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For C++ I was always having this flow chart in mind: In which scenario do I use a particular STL container?, so I was curious if something similar is available for Python3 as well, but I had no luck.
What you need to keep in min...
When to use ref and when it is not necessary in C#
...ot a copy of the object. This is like passing a pointer (by value) in C or C++. Changes to the value of the parameter itself won't be seen by the caller, but changes in the object which the reference points to will be seen.
When a parameter (of any kind) is passed by reference, that means that any ...
What are the file limits in Git (number and size)?
...uncompressed working directory. My experience shows that in practice, with C++ code, the whole history is typically about the same size as the working directory.
– prapin
Oct 24 '18 at 18:20
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Does making a struct volatile make all its members volatile?
...nvolving the object?)
Related topic:
Why do we use volatile keyword in C++?
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fork() branches more than expected?
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Why should the “PIMPL” idiom be used? [duplicate]
... refer to this as the Handle Body idiom. See James Coplien's book Advanced C++ Programming Styles and Idioms (Amazon link). It's also known as the Cheshire Cat because of Lewis Caroll's character that fades away until only the grin remains.
The example code should be distributed across two sets of ...