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How to Calculate Execution Time of a Code Snippet in C++
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I have another working example that uses microseconds (UNIX, POSIX, etc).
#include <sys/time.h>
typedef unsigned long long timestamp_t;
static timestamp_t
get_timestamp ()
{
struct timeval now;
gettimeofday (&now, NULL);
return now.tv_usec + ...
“An attempt was made to load a program with an incorrect format” even when the platforms are the sam
...been unchecked for my executable, so it was still running with the old Any CPU build. After I fixed that, Visual Studio complained that it couldn't debug the assembly, but that was fixed with a restart.
share
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Is SHA-1 secure for password storage?
... systems do: the hashed passwords, which used to be in the world-readable /etc/password file, are now in the /etc/shadow file which is protected against read access, except by a few privileged applications. The assumption here is that if the attacker can read /etc/shadow, then he probably has enough...
What is “vectorization”?
...GE
Vectorization describes the absence of any explicit looping, indexing, etc., in the code - these things are taking place, of course, just “behind the scenes” in optimized, pre-compiled C code. Vectorized code has many advantages, among which are:
vectorized code is more concise and easier ...
What Every Programmer Should Know About Memory?
...spend the time reading the manuals about details about the actual timings, etc. But for people interested in the HW low level stuff? Maybe not useful, but at least entertaining.
– Voo
Nov 14 '11 at 18:52
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CFormView 不显示、空白显示的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
CFormView 不显示、空白显示的问题有时，CFormView会出现不显示、空白显示的问题，尤其是在View中没有可显示的控件的时候（自绘控件除外）。这时在rc对话框资源中添加一个But...有时，CFormView会出现不显示、空白显示的问题，尤...
尝试加载 Oracle 客户端库时引发 BadImageFormatException。如果在安装 32 ...
...位 Oracle 客户端组件的情况下以 64 位模式运行，将出现此问题。尝试加载 Oracle 客户端库时引发 BadImageFormatException。如果在安装 32 位 Oracle 客户端组件的情况下以 64 位模式运行，将出...“尝试加载 Oracle 客户端库时引发 BadImageForm...
IE无法设置短域名下Cookie - 更多技术 - 清泛网 - 专注C/C++及内核技术
...e最近客户在使用我们的流量监测系统以及GA时发现了一个问题，我们统计到的数据比GA的要多很多倍，而且我们统计到的数据中，跳出率非常高，高...最近客户在使用我们的流量监测系统以及GA时发现了一个问题，我们统计到的...
移动端弱网络测试问题总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
移动端弱网络测试问题总结 因项目需要，在这两个版本开始引入弱网络测试。本文对测试过程中真实遇到的一些有代表性的问题做一下记录和总结。 先介绍一下使用的弱...因项目需要，在这两个版本开始引入弱网络测试。本...
IIS配置常见问题汇总（持续更新 ） - 更多技术 - 清泛网 - 专注C/C++及内核技术
IIS配置常见问题汇总（持续更新 ）1.HTTP 错误 404.3 - Not Found由于扩展配置问题而无法提供您请求的页面。如果该页面是脚本，请添加处理程序。如果应下载文件，请添加...1. HTTP 错误 404.3 - Not Found
由于扩展配置问题而无法提供您...