Questions tagged [tcpsocket]

246 questions
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How to maintain the TCP connection using Ruby?

Using TCPSocket, I need to socket.puts "foobar", and then socket.close to let the socket in the other side socket.read the message. Is there a way to send or receive a message though a socket, but without closing the socket, which mean I can send…
mko
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Sending image Through TCP Socket in Java

I'm trying to make a Client Server Application which the server list name of available images and the client select one of them to download Such as here : Thread in Server public void run() { try { in = new…
Alyafey
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Connect to a Rails Server via Ruby using the TCPSocket. Getting "Length Required WEBrick::HTTPStatus::LengthRequired"

I am trying to connect to a Rails server but the response i keep getting is Length Required WEBrick::HTTPStatus::LengthRequired I am using TCPSocket to connect to the server. require 'socket' host = 'localhost' port =…
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ruby socket issue

i'm still kind of newbie to ruby, but i became used on using ruby sockets, cause i used the 'Socket' class many times, and so i having full control to my sockets and their options. the thing is i'm trying to make it a little easy for me, so i'm…
Raafat
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TCP Socket Programming in iOS. Server Client Response

I'm almost done with this task but i'm stuck a point due to which i'm getting partial result. I have server(linux or windows) and client(iOS) between which TCP IP socket connection exist. I have used form load in my iphone simulator where the…
iPhany
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Sending File and at the Same Time Sending Strings using TCP Socket

I have a file sharing application with logging capabilities. Every time a user connects, the client sends a string telling that a user is connected, same also when a client disconnects a string, telling that the user was disconnected is sent on the…
Ryklon Zen
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Ruby TCPSocket keeps losing connection

I have a client and server. I start up the server, and run the client, and the first time it works fine. The second time I run the client(without restarting the server), the client appears to hang. Can anyone see what is wrong? I have a…
Superpolock
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How to save an input stream into a variable when you don t know it 's type?

I am using TCP Sockets and I am a beginner in Java and Sockets too. The scenario is that the client,depending on server 's answer, may send either int or a string. I need to save the output stream of the client, in a variable on the server 's side,…
ElaGorilaki
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Can you specify a tcp socket connection to use a proxy?

Apologies for the brevity of this question... I'm sure it's a simple yes/no type scenario only I can't nail that yes/no down.. Can you programatically specify a proxy for a tcp socket connection? Or does it use the system proxy?
Dave Lawrence
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TCP connection sends data only one way does not receive

I have fought enough with this: I am trying to write a TCP client code and this code has to send a data to a server and and get a response. The client code is as follows:
user1051505
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how to receive the large data using recv()?

i developed client server program using c++,so i want to receive more than 500kb , my client message is terminated with "!" ,so i want to receive until my last byte(!) receive , this is my code it doesn't work.what is wrong with it. do { int…
Mr.Cool
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How can i use arrow function in Tcpsocket?

handleCreate = (data) => { const { wifi } = this.state; this.setState({ wifi: wifi.concat({ id: this.id++, ...data }) }) } componentDidMount(){ this.handleCreate(); } render(){ const client =…
Simon
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Send QImage from c++ client to python server

The c++ client has QImage which must be sent via a tcp socket to the python server and saved in jpeg there. The server does not use qt. Could you explain how to do this correctly? How do I write data from QImage to the socket and how do I read it in…
RemQ
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Simple java TCP client

I have a tested server on ESP8266 with loopback and a tcp client app that doesn't send messages. I also tested it on a server that tells you if there is somebody connected and it says that it connects. The "chat" textView shows the message when I…
Omnos
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How can i detect from client/server side if the other side lost his net connection?

I'm using Winsock2, and i made a TCP socket over IPv4. I know how to detect if one side closed connection (checking the value of recv function), but what if a side loses its internet connection? Anyone both the client and the server can't detect…
Serusar
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