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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
...#include <winnt.h>
#define PING_TIMES 2 //ping 4 次
typedef struct _IPINFO
{
unsigned char Ttl; // Time To Live
unsigned char Tos; // Type Of Service
unsigned char IPFlags; // IP flags
unsigned char OptSize; // Size of options data
unsigned char FAR *Options; // Options ...
What is the largest TCP/IP network port number allowable for IPv4?
...
@JessieArr Most IP stacks use a tuple of Source IP address, Source port, Destination IP address and Destination port as a unique identifier for connections. This means that a server can have many many more active connections than there are a...
How can I redirect HTTP requests made from an iPad?
Since on an iPad we cannot edit the hosts file (without jailbreaking), how can we arbitrarily redirect web traffic to another url?
...
了解 Boost Filesystem Library - C/C++ - 清泛网 - 专注C/C++及内核技术
...数。它将返回使用 lhs 和 rhs 形成的路径的串联值。它将自动插入 / 作为路径分隔符，如清单 6 中所示。
清单 6. 路径字符串的串联
#include <iostream>
#include “boost/filesystem.hpp”
int main()
{
boost::filesystem::path path1("/usr/local/inc...
Lost connection to MySQL server at 'reading initial communication packet', system error: 0
...ggests that it might be because the MySQL server is bound to the loop-back IP (127.0.0.1 / localhost) which effectively cuts you off from connecting from "outside".
If this is the case, you need to upload the script to the webserver (which is probably also running the MySQL server) and keep your se...
OpenSSH升级后不能登录的问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ds.com/distributions/gf/el/6/testing/x86_64/
gpgcheck=0
enabled=1
更新缓存
yum clean
yum makecache
先安装telnet 以防止更新openssh的时候 终端断开。
yum install telnet
详细配置请看
http://jingyan.baidu.com/article/9f63fb91ac7ebcc8400f0e94.html
...
How Can I Download a File from EC2 [closed]
...
Use scp:
scp -i ec2key.pem username@ec2ip:/path/to/file .
where:
ec2key.pem is your PEM key
username is the username you log in with
ec2ip is the IP or DNS alias of the instance
/path/to/file is the location where the file is stored
This will copy the file i...
libcurl网络连接使用tcp/ip - C/C++ - 清泛网 - 专注C/C++及内核技术
libcurl网络连接使用tcp/iplibcurl网络连接使用tcp ip，部分代码如下：CURL *curl;CURLcode res;const char *request = "GETas.xxxxE测试发送"; curl_socket_t sockfd; * socket * ...部分代码如下：
CURL *curl;
CURLcode res;
const char *request = "GETas.xxxxE测试发送";
...
VC IP地址控件（CIPAddressCtrl ）的自绘 - C/C++ - 清泛网 - 专注C/C++及内核技术
VC IP地址控件（CIPAddressCtrl ）的自绘先看效果图：代码：.h#pragma once class CMyIPCtrl : public CIPAddressCtrl{DECLARE_DYNAMIC(CMyIPCtrl)public:CMyIPCtrl();virtua...先看效果图：
代码：
.h
#pragma once
class CMyIPCtrl : public CIPAddressCtrl
{
DECLARE_DYNAMI...
ssh: The authenticity of host 'hostname' can't be established
...prompts to say "yes" or "no". This cause some trouble when running from scripts that automatically ssh to other machines.
1...