Recent questions tagged Sockets

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sockets - Node.js request module getting ETIMEDOUT and ESOCKETTIMEDOUT

I'm crawling a lot of links with the request module in parallel with combination of the async module. I'm ... possible 'attack' on the server. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - How to prevent hangs on SocketInputStream.socketRead0 in Java?

Performing millions of HTTP requests with different Java libraries gives me threads hanged on: java.net. ... that single request. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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571 views

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sockets - What is AF_INET, and why do I need it?

I'm getting started on socket programming, and I keep seeing this AF_INET. Yet, I've never seen anything else used in ... ? If so, what and why? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - Flash client XMLSocket not connecting to server

I have a Flash client that I want to connect to a server. Both are using localhost and port 50000 so ... (); socket.onConnect = myOnConnect; See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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572 views

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sockets - How to simulate boost::asio::write with a timeout

I am trying to simulate boost::asio::write with timeout. Or you can say, I am trying to use boost:: ... This question only concerns TCP sockets. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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437 views

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sockets - Send Image over TCP in android applications

I'm trying to make two android applications connected with TCP protocol. Client has an imageView and when you push the ... (); } } } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - Emitting a message in sails v0.11 (client-side)

I'm having some issues with the newest version of sails.js (0.11.0). It stated in github that plain ... a message from client using sails? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - Android: getBluetoothService() called with no BluetoothManagerCallback

I'm trying to connect my Nexus 4 with a Wii Balance Board but I get this error: getBluetoothService() called ... Any help or idea to explore? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - C# Client/Server: using Streamreader/writer

I'm relatively new to C# but here goes: I am developing a remote file service client/server console application ... of what is online. Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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445 views

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sockets - Checking if a ClientSocket has disconnected in java hangs

This is a follow up to: this question Basically, I have a server loop that manages a connection to one solitary ... is threading the only way? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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414 views

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sockets - Sending some constraints to client from server in C#

I have created a simple server using socket programming in C# which will receive a file from the client side ... the restrictions to client? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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450 views

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sockets - Java Networking "Connection Refused: Connect"

I have been trying to get a simple networking test program to run with no results. Server: import java.io.*; ... , it would be very helpful. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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366 views

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sockets - What happens if one doesn't call POSIX's `recv` "fast enough"?

I want to account for a possible scenario where clients of my TCP/IP stream socket service send data to my ... to this seemingly obvious one? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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596 views

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sockets - Writing Java's pw.println(), etc. in MATLAB

I'm trying to use the Java commands pw.println() and br.readLine() in MATLAB, because I have set up a socket ... 'noop') br.read end Any ideas? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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544 views

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sockets - reading DNS packets in Python

I'm playing around with Python sockets, and decided to see ... ' See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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481 views

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sockets - Spurious readiness notification for Select System call

On http://linux.die.net/man/2/select, under BUGS section it is mentioned that the select system call may ... on sockets that should not block. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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608 views

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sockets - How could I sniff network traffic in Java?

I was just looking around to find out how to make a program that would sniff my network traffic in Java, but ... to sniff traffic with a Socket. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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437 views

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sockets - Download a URL in C++

I want to be able to download a URL in C++. Something as simple as: std::string s; s=download("http://www ... or can Boost do more than I think? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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612 views

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sockets - Java ServerSocket connection limit?

I was running a few tests with sockets, and I encountered some strange behavior: A ServerSocket will ... are not connected simultaneously. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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500 views

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sockets - Number of network connections possible

Since port numbers are limited to 65536, is there a limit for the connection num? How does each connection ... connections at the same time? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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555 views

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sockets - Create app with SSLSocket Java

I want to create an app use SSLSocket: client send a String to server and server will uppercase that String and send ... but.. Can you help me. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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660 views

1 answer

sockets - java.net.SocketException: No buffer space available (maximum connections reached?): connect

Hi I am using Apache HTTP Client 4.0 to upload some files on a server based on HTTPS protocol. The uploaded ... exception } } return null; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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533 views

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sockets - Weird java.net.SocketException Permission Denied connect error when running Groovy in Intellij IDEA

When running a VERY simple URL grab script from within IntelliJ IDEA, I get: java.net.SocketException: Permission ... know of a workaround? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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723 views

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sockets - UDP packet capturing in c#

Wireshark captures UDP packets in my LAN with follwoing details Source IP 192.168.1.2 Destination IP 233.x.x.x ... can i capture it in c#? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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464 views

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sockets - Using accept() and select() at the same time?

I've got an event-driven network server program. This program accepts connections from other processes on other ... sent on old connections? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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678 views

1 answer

sockets - Reaching a network device by IP and port using the Android emulator

Why does my Java app for Android not connect to the server? I run the application in Android emulator, and the server which ... ?o"); } } // } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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688 views

1 answer

sockets - C# TCP/IP simple chat with multiple-clients

I'm learning c# socket programming. So, I decided to make a TCP chat, the basic idea is that A client send data ... !"); Console.ReadKey(); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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sockets - C++ Boost ASIO: how to read/write with a timeout?

From reading other Stack Overflow entries and the boost::asio documentation, I've confirmed that there is no ... before the timeout expired. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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