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Why does this code segfault on 64-bit architecture but work fine on 32-bit?
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@WTP - which is a good reason to always use new in C++ and always compile C with a C compiler and not a C++ compiler.
– Flexo♦
Sep 25 '11 at 12:16
6
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C++11 introduced a standardized memory model. What does it mean? And how is it going to affect C++ p
C++11 introduced a standardized memory model, but what exactly does that mean? And how is it going to affect C++ programming?
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View array in Visual Studio debugger? [duplicate]
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You can try this nice little trick for C++. Take the expression which gives you the array and then append a comma and the number of elements you want to see. Expanding that value will show you elements 0-(N-1) where N is the number you add after the comma.
For ...
What is the difference between char * const and const char *?
...char *
and
char const *
The exact reason for this is described in the C++ standard, but it's important to note and avoid the confusion. I know several coding standards that prefer:
char const
over
const char
(with or without pointer) so that the placement of the const element is the same ...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
... IT搜索 下载栏目 图片栏目 网站地图 IT技术 C/C++ 开源 & Github 数据库(内核) 大数据 & AI 其他 IT专题 还在用Java开发安卓App？你out啦！ 轻松创APP 首页 > IT技术 > 开源 & Github > 正文 ...
What is the difference between the dot (.) operator and -> in C++? [duplicate]
What is the difference between the dot (.) operator and -> in C++?
14 Answers
14
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uint8_t can't be printed with cout
I have a weird problem about working with integers in C++.
8 Answers
8
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Difference: std::runtime_error vs std::exception()
...t is an abstract class (even though it is not defined as abstract class in C++ meaning of the term).
std::runtime_error is a more specialized class, descending from std::exception, intended to be thrown in case of various runtime errors. It has a dual purpose. It can be thrown by itself, or it can ...
What are the basic rules and idioms for operator overloading?
... // ...
}
};
Usage:
foo f;
int a = f("hello");
Throughout the C++ standard library, function objects are always copied. Your own function objects should therefore be cheap to copy. If a function object absolutely needs to use data which is expensive to copy, it is better to store that d...
How do I execute a command and get the output of the command within C++ using POSIX?
...king for a way to get the output of a command when it is run from within a C++ program. I have looked at using the system() function, but that will just execute a command. Here's an example of what I'm looking for:
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