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Windows下 C++网络延时检测 - C/C++ - 清泛网 - 专注C/C++及内核技术
...现的呢？直接上代码吧，亲测可用：
Ping.h
#ifndef CPING_H
#define CPING_H
#include <windows.h>
#include <conio.h>
#include <winnt.h>
#define PING_TIMES 2 //ping 4 次
typedef struct _IPINFO
{
unsigned char Ttl; // Time To Live
unsigned char Tos; // Type Of Se...
Get the (last part of) current directory name in C#
...the last part of current directory, for example from /Users/smcho/filegen_from_directory/AIRPassthrough , I need to get AIRPassthrough .
...
select、poll、epoll之间的区别总结[整理] - C/C++ - 清泛网 - 专注C/C++及内核技术
...1、select实现
select的调用过程如下所示：
（1）使用copy_from_user从用户空间拷贝fd_set到内核空间
（2）注册回调函数__pollwait
（3）遍历所有fd，调用其对应的poll方法（对于socket，这个poll方法是sock_poll，sock_poll根据情况会调用到...
Ioc/DI - Why do I have to reference all layers/assemblies in application's entry point?
...ic class DependencyRegistrarModule : IHttpModule
{
private static bool _dependenciesRegistered;
private static readonly object Lock = new object();
public void Init(HttpApplication context)
{
context.BeginRequest += (sender, args) => EnsureDependenciesRegistered();
}
...
Extracting .jar file with command line
...or you, on my Windows partition it's:
C:\Program Files (x86)\Java\jdk[some_version_here]\bin
Unless the location of jar is in your path environment variable, you'll have to specify the full path/run the program from inside the folder.
EDIT: Here's another article, specifically focussed on extrac...
clear javascript console in Google Chrome
...
Chrome:
console._commandLineAPI.clear();
Safari:
console._inspectorCommandLineAPI.clear();
You can create your own variable, which works in both:
if (typeof console._commandLineAPI !== 'undefined') {
console.API = console._commandL...
How to convert a SVG to a PNG with ImageMagick?
... for export, but creates much smaller images.
– Aaron_H
Jul 27 '17 at 3:59
|
show 11 more comments
...
What happens to an open file handle on Linux if the pointed file gets moved or deleted
...-1 is returned, and errno is set
* appropriately.
*/
int check_fd_fine(int fd) {
struct stat _stat;
int ret = -1;
if(!fcntl(fd, F_GETFL)) {
if(!fstat(fd, &_stat)) {
if(_stat.st_nlink >= 1)
ret = 0;
else
p...
How can we generate getters and setters in Visual Studio?
..., you will have to have an instance variable for it:
private PropertyType _property;
public PropertyType PropertyName
{
get
{
//logic here
return _property;
}
set
{
//logic here
_property = value;
}
}
Previous versions of Visual Studio al...
Installed Java 7 on Mac OS X but Terminal is still using version 6
...ere isn't really a need for it anymore. Instead you have to use export JAVA_HOME=`/usr/libexec/java_home -v 1.7` to switch to the latest Java 7 JDK from Oracle.
– Uwe Günther
Mar 9 '13 at 2:54
...