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java.net.ConnectException: Connection refused
...
This exception means that there is no service listening on the IP/port you are trying to connect to:
You are trying to connect to the wrong IP/Host or port.
You have not started your server.
Your server is not listening for connections.
On Windows servers, the listen backlog queue is f...
Linux command to translate DomainName to IP [closed]
Is there any Linux command to translate domain name to IP?
2 Answers
2
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std::string的截取字符串的方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
std::string的截取字符串的方法例如截取ip:port，代码如下：std::string ip("127.0.0.1:8888");int index = ip.find_last_of(':'); ipip.substr(0, index)....例如截取ip:port，代码如下：
std::string ip("127.0.0.1:8888");
int index = ip.find_last_of(':');
//ip
ip.substr(0, in...
Checking network connection
...or as err:
return False
Currently, 216.58.192.142 is one of the IP addresses for google.com. Change http://216.58.192.142 to whatever site can be expected to respond quickly.
This fixed IP will not map to google.com forever. So this code is
not robust -- it will need constant maintenanc...
Possible reasons for timeout when trying to access EC2 instance
...he same problem, and the solution ended up being adding my
local machine's IP to the list of inbound rules in the active security
group. In the inbound dialog below, enter 22 in the port range, your local IP/32 in the source field, and leave 'custom tcp rule' in the dropdown.
...
NtMapViewOfSection注入 - C/C++ - 清泛网 - 专注C/C++及内核技术
...注入方式:利用一个未公开函数NtMapViewOfSection在远程进程地址空间写入代码，并且用一种新的技术在远程进程中执行它，这种技术完全工...新的注入方式:利用一个未公开函数NtMapViewOfSection在远程进程地址空间写入代码，并且用一...
VS Debug调试模式下内存泄露检测原理 - C/C++ - 清泛网 - 专注C/C++及内核技术
...调用new、malloc、realloc等内存分配函数时，将分配的内存地址，分配的大小、第几次分配、分配函数调用所在的文...内存泄露检测基本原理：
程序调用new、malloc、realloc等内存分配函数时，将分配的内存地址，分配的大小、第几...
单页web应用（SPA）的简单介绍 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...藏的方式有很多种，比较好的选择为以下两种：
1.监听地址栏中hash变化驱动界面变化
2.用pushsate记录浏览器的历史，驱动界面发送变化
如何搭建一个基础的SPA
首先，我们画出三个div，它们实际上是作为三个界面存在界...
Visual Studio 2013 Update 4【VS2013 SP4 旗舰版下载地址】 - 其他 - 清泛...
vs2013没有64位版本，但是提供64位编译器，可以编译64位程序。
Visual Studio Ultimate 2013 with Update 4 (x86) - DVD (Chinese-Simplified)：7255 MB
发布日期： 2014/11/12
文件名： cn_visual_studio_ultimate_2013_with_update_4_x86_dvd_5935081.iso
语言： Chinese - Si...
What do people find difficult about C pointers? [closed]
...started working with them, the biggest problem I had was the syntax.
int* ip;
int * ip;
int *ip;
are all the same.
but:
int* ip1, ip2; //second one isn't a pointer!
int *ip1, *ip2;
Why? because the "pointer" part of the declaration belongs to the variable, and not the type.
And then derefe...