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C# HTTP上传文件（客户端及服务器端） - .NET(C#) - 清泛IT论坛，有思想、有深度
...bsp; string url = "http://(服务端地址：端口)/Upload.aspx";
// 同步上传（阻塞线程）
client.UploadFile(url, "d:\...
How to avoid isset() and empty()
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Just write a function for that. Something like:
function get_string($array, $index, $default = null) {
if (isset($array[$index]) && strlen($value = trim($array[$index])) > 0) {
return get_magic_quotes_gpc() ? stripslashes($value) : $value;
} else {
re...
从一个开发的角度看负载均衡和LVS - 更多技术 - 清泛网 - 专注C/C++及内核技术
从一个开发的角度看负载均衡和LVSintroduce-to-load-balance-and-lvs-briefly在大规模互联网应用中，负载均衡设备是必不可少的一个节点，源于互联网应用的高并发和大流量的冲击压力，我们通常会在服务端部署多个无状态...在大规模互...
What is the difference between a port and a socket?
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Summary
A TCP socket is an endpoint instance defined by an IP address and a port in the context of either a particular TCP connection or the listening state.
A port is a virtualisation identifier defining a service endpoint (as distinct from a service instance endpoint aka session identifier)...
ExpressJS How to structure an application?
...nything that can cleanly be separated out from your app entirely should be extracted into a module either for internal use or publicly published on npm. However, for the medium-sized applications that are the scope here, the overhead of this can add tedium to your workflow without commensurate value...
Rails: Get Client IP address
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I would just use the request.remote_ip that's simple and it works. Any reason you need another method?
See: Get real IP address in local Rails development environment
for some other things you can do with client server ip's.
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How can I access my localhost from my Android device?
I'm able to access my laptop web server using the Android emulator, I'm using 10.0.2.2:portno
works well.
39 Answers
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How can I solve a connection pool problem between ASP.NET and SQL Server?
...d Close throws an exception:
var connection = new SqlConnection(connectionString);
connection.Open();
// some code
connection.Close();
The correct way would be this:
var connection = new SqlConnection(ConnectionString);
try
{
connection.Open();
someCall (connection);
}
...
Get the client's IP address in socket.io
...t the IP address of an incoming connection? I know you can get it from a standard HTTP connection, but socket.io is a bit of a different beast.
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How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
I understand the basics of how ports work. However, what I don't get is how multiple clients can simultaneously connect to say port 80. I know each client has a unique (for their machine) port. Does the server reply back from an available port to the client, and simply state the reply came from 80? ...