Recent questions tagged sockets

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I have 2 applications on the same system that I need to communicate back and forth. From my research I believe ... point me to a good tutorial? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - Can a TCP c# client receive and send continuously/consecutively without sleep?

This is to a degree a "basics of TCP" question, yet at the same time I have yet to find a convincing ... or any other such unwanted behaviour? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - How to identify end of InputStream in java

I am trying to read bytes from server using Socket program, ie I am using InputStream to read the bytes. If ... for you response. Thanking you all in advance. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - What do you use when you need reliable UDP?

If you have a situation where a TCP connection is potentially too slow and a UDP 'connection' is potentially too ... to someone who needs to make a decision. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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915 views

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sockets - Get MAC address on local machine with Java

I can use ip = InetAddress.getLocalHost(); NetworkInterface.getByInetAddress(ip); to obtain the mac address, but if I use ... So, How can I get the Mac address? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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880 views

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sockets - What is the difference between 127.0.0.1 and localhost

Assuming the following is defined in .../hosts: 127.0.0.1 localhost What, if any, are the ... processes running locally that are listening for connections? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - What is the meaning of SO_REUSEADDR (setsockopt option) - Linux?

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - Interprocess communication in Python

What is a good way to communicate between two separate Python runtimes? Thing's I've tried: reading/writing ... . some two-way communication will be required) Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - When is TCP option SO_LINGER (0) required?

I think I understand the formal meaning of the option. In some legacy code I'm handling now, the option is ... an example of when the option would be required? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - Can two applications listen to the same port?

Can two applications on the same machine bind to the same port and IP address? Taking it a step further, can ... that have nothing in common do the same? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - What does "connection reset by peer" mean?

What is the meaning of the "connection reset by peer" error on a TCP connection? Is it a fatal error or just a notification or related to the network failure? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - How do I debug error ECONNRESET in Node.js?

I'm running an Express.js application using Socket.io for a chat webapp and I get the following error randomly around ... ).listen(843) Can this be the cause? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - java.net.SocketException: Connection reset

I am getting the following error trying to read from a socket. I'm doing a readInt() on that InputStream, and ... it, hopefully not a red herring. :-( Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - Getting the IP address of the current machine using Java

I am trying to develop a system where there are different nodes that are run on different system or on different ports on the ... 1.2 192.168.56.1 117.204.44.19 Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - What's causing my java.net.SocketException: Connection reset?

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asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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878 views

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sockets - How to implement reactive programming on a system output in python?

I am new to reactive programming, now I am looking for help on implementing the following: I have python file ... how-to-implement-reactive-programming-on-a-system-output-in-python...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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988 views

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sockets - Should I resend or reconnect if the acknowledgement for a sent message is missing?

In a distributed system, to ensure the peer has received a message correctly, we may use application level ... reconnect-if-the-acknowledgement-for-a-sent-message-is-missin...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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853 views

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sockets - Detecting when TCP connection fails to open or is terminated

I am reading and writing to TCP socket via a duplex handle h. In the client: sock <- socket (addrFamily ... /65858284/detecting-when-tcp-connection-fails-to-open-or-is-terminated...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - With eventlet, callback function invoked only after bg thread exit (python Flask)

I am using Flask and Socketio. Here's a simplification of my code: from flask import Flask, url_for, ... -callback-function-invoked-only-after-bg-thread-exit-python-flask...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - Linux Allows Only 99 TCP Connections with a single remote IP

When I try to create more than 99 TCP connections in less than a millisecond from my local computer with a TCP ... /linux-allows-only-99-tcp-connections-with-a-single-remote-ip...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - DBUS communication over TCP between two PC

I struggling in order to establish client-server communication between two different PC, which connected to the ... /questions/65872219/dbus-communication-over-tcp-between-two-pc...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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987 views

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sockets - Why GitHub use SharedWorker for WebSocket

I got curious how GitHub rerender components when issue updated and found they use WebSocket in SharedWorker. ... .com/questions/65885140/why-github-use-sharedworker-for-websocket...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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919 views

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sockets - how to test websocket in Spring framework?

I have a spring framework project with websocket and I want to test the websocket. but I don't know ... .com/questions/65888409/how-to-test-websocket-in-spring-framework...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - Port forwarding to a python UDP server not working

I've a simple UDP python server set up on my computer which I'd like to access from over the internet. ... /questions/65893091/port-forwarding-to-a-python-udp-server-not-working...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sockets - IB TWS API has a SocketException when calling eDisconnect() on the EClientSocket which occurs at java.io.DataInputStream.readInt(EClientSocket)

To use the Interactive Brokers (IB) TWS API, I need to write a class that implements EWrapper. I am ... tws-api-has-a-socketexception-when-calling-edisconnect-on-the-eclientsocket...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.5k views

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sockets - How to add VLAN tag to outgoing Ethernet frames from a Python client

I'm developing a Python script to work as a TCP client on a Windows PC in this way: s = socket.socket(socket. ... -to-add-vlan-tag-to-outgoing-ethernet-frames-from-a-python-client...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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sockets - Getting "java.net.SocketException broken pipe" error when I try to send the file name. Please provide a solution

My server side program: import java.io.*; import java.net.ServerSocket; import java.net.Socket; public class TCPS1 ... socketexception-broken-pipe-error-when-i-try-to-send-the-file...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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sockets - How to get UDP data from PC to android emulator?

I'm trying to get udp packets into android emulator sent from PC. Server is sending udp to my PC, port number ... questions/65918070/how-to-get-udp-data-from-pc-to-android-emulator...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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