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Printing a variable memory address in swift
...)
Where takesInt is a C helper function like this
void takesInt(int *intptr)
{
printf("%p", intptr);
}
On the Swift side, this function is takesInt(intptr: CMutablePointer<CInt>), so it takes a CMutablePointer to a CInt, and you can obtain it with &varname
The function prints...
Passing a 2D array to a C++ function
...dressing array[i][j] work into the function in 4)? Because it has received ptr to ptr and does not know the value of last dimension, which is necessary to perform a shift for correct addressing?
– user1234567
Dec 16 '14 at 16:27
...
What does auto&& tell us?
...eUploader: {
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What is “overhead”?
...being used. Examples:
Protocol overhead: Ethernet frames, IP packets and TCP segments all have headers, TCP connections require handshake packets. Thus, you cannot use the entire bandwidth the hardware is capable of for your actual data. You can reduce the overhead by using larger packet sizes and...
std::function vs template
... time decreases to approximately 1860ms.
I wrote about that a while ago:
http://www.drdobbs.com/cpp/efficient-use-of-lambda-expressions-and/232500059
As I said in the article, the arguments don't quite apply for VS2010 due to its poor support to C++11. At the time of the writing, only a beta vers...
From inside of a Docker container, how do I connect to the localhost of the machine?
...esolve to the internal IP address used by the host.
Linux support pending https://github.com/docker/for-linux/issues/264
MacOS with earlier versions of Docker
Docker for Mac v 17.12 to v 18.02
Same as above but use docker.for.mac.host.internal instead.
Docker for Mac v 17.06 to v 17.11
Same as...
BugTrap程序崩溃快照上传服务端开发配置 - C/C++ - 清泛网 - 专注C/C++及内核技术
...本；没有安装上面程序的可直接下载这个使用）
IIS http版本的服务端：BugTrapWebServer.zip
后面的步骤没啥好说的，服务端启动后，客户点“发送报告”即可将崩溃包发送至服务器指定的目录。BugTrap 程序崩溃 快照上传 服务端
How to use the same C++ code for Android and iOS?
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WCF on IIS8; *.svc handler mapping doesn't work
... screen to add if you don't have.
Under "WCF Services", check the box for "HTTP-Activation". You can also add non-http types if you know you need them (tcp, named pipes, etc).
Click "Install" Button.
share
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...
STL中map容器使用自定义key类型报错详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...是默认的使用了less进行比较。
关于这个_Pr详解可见：http://www.cnblogs.com/zjfdlut/archive/2011/08/12/2135698.html
解决方法
好了，知道了出错原因，我们就自己重载<操作符了：
bool operator<(const a& a1, const a& a2)
{
if ( a1.m_a>=a2.m_a )
...