大约有 15,000 项符合查询结果(耗时:0.0225秒) [XML]

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How do I trap ctrl-c (SIGINT) in a C# console app

...nation [DllImport("Kernel32")] private static extern bool SetConsoleCtrlHandler(EventHandler handler, bool add); private delegate bool EventHandler(CtrlType sig); static EventHandler _handler; enum CtrlType { CTRL_C_EVENT = 0, CTRL_BR...
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Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?

...ome work in that area. But we're talking a minimum of 5-10 minutes of 100% CPU to compile, and the resulting optimizations would probably be CPU core model and even core or microcode revision specific. – AdamIerymenko Jul 27 '13 at 19:16 ...
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BLE(一)概述&工作流程&常见问题 - 创客硬件开发 - 清泛IT社区,...

...与前面几代不同的是,蓝牙4.0版引入的BLE协议更注重功耗问题,而非通信速率的提升。这也使得低功耗蓝牙更加节能,能使设备的电池维持很长时间,因此在很多可穿戴设备中得到了应用。 0x2 BLE工作流程0x21 工作过程蓝牙适用...
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Asynchronous vs synchronous execution, what does it really mean? [closed]

...e (as in messaging systems, such as ActiveMQ, WebSphere MQ, HornetQ, MSMQ, etc.). In this case, the asynchronous call doesn't involve multithread programming or handling concurrency at the OS level. – Paulo Merson Jun 15 '15 at 12:07 ...
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What is “(program)” in Chrome debugger’s profiler?

...s there because the jump from native code to JavaScript, resource loading, etc. has to start somewhere :) You can see examples of the treeview in the Chrome developer tool docs. share | improve thi...
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Is Java really slow?

...y optimized code written in a ahead-of-time compiled language (C, Fortran, etc.) can beat it; however, Java can be more than 10x as fast as PHP, Ruby, Python, etc. There are specific areas where it can beat common compiled languages (if they use standard libraries). There is no excuse for "slow" Ja...
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LVN_ITEMCHANGED通知会响应多次的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术

LVN_ITEMCHANGED通知会响应多次的问题CListCtrl LVN_ITEMCHANGED通知会响应多次(三次)的问题及替代方案。 #define LVIF_STATE 0x0008 #define LVIS_FOCUSED 0x0001 #define LVIS_SELECTED 0x0002 // 在CListCtrl派生类中响应LVN_ITEMCHANG...
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C语言面试那些事儿──一道指针与数组问题 - C/C++ - 清泛网 - 专注C/C++及内核技术

C语言面试那些事儿──一道指针与数组问题首先看如下代码:int main(int argc, char** argv){ int a[5] = {1,2,3,4,5}; int* ptr = (int*)(&a + 1); ...首先看如下代码: int main(int argc, char** argv) { int a[5] = {1,2,3,4,5}; int* ptr = (int*)(&a + 1); ...
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Error: must call SetScrollSizes() or SetScaleToFitSize()问题的解决 - C...

Error: must call SetScrollSizes() or SetScaleToFitSize()问题的解决我的程序原来是基于CView的,但后来为了支持滚动功能所以按照网上的方法,手动把CView改为CScrollView(一些相应的处理都改了),但是程序...我的程序原来是基于CView的,但...
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Picture Control(图片控件)中静态显示位图,解决位图不显示的问题 - C/C++ ...

...cture Control(图片控件)中静态显示位图,解决位图不显示的问题Picture Control(图片控件)中静态显示位图,如果出现不显示的问题,可以再手动调一下ShowWindow方法,一般就OK了。Picture Control(图片控件)中静态显示位图,代码如下: v...