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In C#, how to check if a TCP port is available?

...objects available in the System.Net.NetworkInformation namespace. Use the IPGlobalProperties object to get to an array of TcpConnectionInformation objects, which you can then interrogate about endpoint IP and port. int port = 456; //<--- This is your value bool isAvailable = true; // Eval...
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How do you connect localhost in the Android emulator? [duplicate]

I have made a php script inside localhost and I am connecting that with httpClient but I am getting a problem. 7 Answer...
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What causes a TCP/IP reset (RST) flag to be sent?

I'm trying to figure out why my app's TCP/IP connection keeps hiccuping every 10 minutes (exactly, within 1-2 seconds). I ran Wireshark and discovered that after 10 minutes of inactivity the other end is sending a packet with the reset (RST) flag set. A google search tells me "the RESET flag signif...
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ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]

...nd 127.0.0.1, you cannot connect from an external source. If you see other IP addresses, but not the one you're connecting from - that's also an indication. You will need to add the IP address of each system that you want to grant access to, and then grant privileges: CREATE USER 'root'@'ip_addres...
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Exposing a port on a live Docker container

...with something running on its port 8000, you can run wget http://container_ip:8000 To get the container's IP address, run the 2 commands: docker ps docker inspect container_name | grep IPAddress Internally, Docker shells out to call iptables when you run an image, so maybe some variation on this w...
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Socket 错误返回码详解 - C/C++ - 清泛网 - 专注C/C++及内核技术

...和recvfrom() 對於datagram socket,socket沒有呼叫bind()函式指定IP位址、port和協定等;對於stream socket,連接尚未建立 send()和sendto() 對於datagram socket,socket沒有呼叫bind()函式指定IP位址、port和協定等;對於stream socket,連接尚未建立 ...
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User recognition without cookies or local storage

I'm building an analytic tool and I can currently get the user's IP address, browser and operating system from their user agent. ...
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What is IP address '::1'?

... ::1 is the loopback address in IPv6. Think of it as the IPv6 version of 127.0.0.1. See http://en.wikipedia.org/wiki/Localhost share | improve this answe...
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mac如何远程连接windows系统?类似Windows的mstsc? - 开源 & Github - 清...

...c 客户端,只需要Windows电脑开启远程桌面连接,然后通过IP地址就可以在Mac上控制Windows电脑。Remote Desktop Connection for mac可以同时连接多台 Windows 机器,直接使用 Mac 打印机打印远程文档,甚至可以选择远程声音是在本地 Mac 播放...
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Linux 搭建NTP时间同步服务器 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...统一。 配置环境及要求: A、 假设10.8.9.0网段内,要以IP为10.8.9.159的Linux机器时间服务器(NTP服务器)。 B、 10.8.9.159服务器要保证能上外网,能与比较权威的公网时间服务器同步。 C、 设置同网段内的10.8.9.160客户端每分钟向10.8....