Recent questions tagged multithreading

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multithreading - Java re-doing a piece of code ... using threads

Let's say I have this code: public class helloworld { public static void main(String args[]) { System. ... echo continuously every 5 seconds? See Question&Answers more detail:os...

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

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multithreading - Java GUI threads - SwingWorker

I have a question regarding SwingWorker and Java GUI's. I have several classes which process information, we ... they are already subclasses? See Question&Answers more detail:os...

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

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multithreading - How to assign unique ids to threads in a pthread wrapper?

Say I am writing a pthread wrapper. I try to assign unique ids to threads in thread creation phase so that I ... each thread know his unique id? See Question&Answers more detail:os...

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

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multithreading - Why is this not compiling? (RValue as thread CTOR arguments)

Hello here is a test code I wrote on MSVC12. Could someone tell me why the std::move when I pass ... rvalue arguments through the thread CTOR? See Question&Answers more detail:os...

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

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multithreading - Simultaneous input and output for network based messaging program

In python, I am creating a message system where a client and server can send messages back and forth ... be appreciated. Thank you. See Question&Answers more detail:os...

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

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multithreading - Get and send messages with Java Threads

I want to make a thread, which runs, computes something with the data i give it, and returns a few values, ... 't make it work with functions. See Question&Answers more detail:os...

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

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multithreading - Multithreaded backpropagation

I have written a back propagation class in VB.NET -it works well- and I'm using it in a C# ... a multithreaded back propagation neural network? See Question&Answers more detail:os...

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

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multithreading - Detect thread end

How can I detect when a thread was ended (in a platform independent way)? I have to store copies of ... I can dispose or redistribute it. See Question&Answers more detail:os...

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

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multithreading - Using a c++ class member function as a c callback function, thread safe version

The original question, got a great answer as to how to do the non thread safe version. Here is the code, ... 2. C callback function ptr 0x403701 See Question&Answers more detail:os...

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

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multithreading - Threading and asynchronous operations in C#

I'm an old dog trying to learn a new trick. I'm extremely familiar with a language called PowerBuilder and in that ... that I'm doing it right? See Question&Answers more detail:os...

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

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multithreading - Thread.Sleep() Android UI

I'm working on a memory game for Android and I'm having a problem. When the user taps the second image - if the ... } } What am I doing wrong? See Question&Answers more detail:os...

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

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multithreading - Python Multiprocessing with a single function

I have a simulation that is currently running, but the ETA is about 40 hours -- I'm trying to speed it up with ... on OS X. Is this correct? See Question&Answers more detail:os...

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

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multithreading - Java synchronized block not working

I have a multi threaded java application that retrieves usernames from a Postgresql database for processing. I only ... I am doing incorrectly? See Question&Answers more detail:os...

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

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multithreading - Calling a function in another thread C#

I don't know how to put this but I'll try my best. I have a Windows form application which uses a webcam ... } // Got one return m_ipBuffer; } See Question&Answers more detail:os...

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

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multithreading - Android thread controlling multiple texture views causes strange flickering

I am trying to use a single thread to render three separate TextureView's off the UI thread using canvas lock/ ... (); unlockCanvasAndPost(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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1.1k views

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multithreading - java Firebase: delay exit until writes finish

I have a server written in Java that can receive a shut down signal while it's listening to, processing ... there reasonable danger of deadlock? See Question&Answers more detail:os...

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

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994 views

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multithreading - Extend lifetime of a variable for thread

I am reading a string from a file, splitting it by lines into a vector and then I want to do something with the ... . But how do I do that? See Question&Answers more detail:os...

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

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multithreading - PHP file write threading issues

In a PHP webpage, Im opening a file in write mode, reading and than deleting the first line and closing the ... Thanks in advance for your help. See Question&Answers more detail:os...

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

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multithreading - C# Threaded image processing

for (int x = 0; x < blockCountX; x++) { for (int y = 0; y < blockCountY; y++) { //get blocks from ... isn't thread safe. I've since fixed that.) See Question&Answers more detail:os...

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

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942 views

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multithreading - C# allow simultaneous console input and output

I'm trying to learn my way around C# threading by making a simple little game. I've run into a bit of an issue ... Thread.Sleep(1500); } } } } See Question&Answers more detail:os...

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

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multithreading - Android MediaRecorder start failed in invalid state 4

I try to record the audio, only the audio, and I get this error on android 4.1.2 but not on 4.3: ... t find anything that solves my issue... See Question&Answers more detail:os...

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

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915 views

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multithreading - How to guarantee sequentiality for forks in akka

We're creating a chain of actors for every (small) incoming group of messages to guarantee their sequential processing ... Is there any better? See Question&Answers more detail:os...

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

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multithreading - Java SWT and Invalid Thread Access

I've seen this but it doesn't work for my code. This is my unique class: public static void main(String ... Invalid thread access? Thank you! See Question&Answers more detail:os...

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

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924 views

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multithreading - Primitive synchronization primitives -- safe?

On constrained devices, I often find myself "faking" locks between 2 threads with 2 bools. Each is only read by one ... I not do this at all? See Question&Answers more detail:os...

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

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multithreading - How can I share references across threads?

I am unable to share a reference between threads. trait Facade { /*some functions*/ } struct Client<'a> { ... How do I achieve the above ? See Question&Answers more detail:os...

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

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862 views

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multithreading - Concurrent execution of scheduled tasks in Java

I have a TimerTask that is designed to gather metrics at a specific interval. However it is possible that the ... of the rate. 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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1.3k views

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multithreading - Python Server Client program error: "OSError: [WinError 10048]"

So I'm studying Python from the book Fundamentals of Python by Kenneth Lambert and I'm having trouble with an error ... how to fix it. 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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1.1k views

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multithreading - Load Dll multiple times to allow multi threading in .Net

My .Net program uses a fortran Dll to perform a maths function (Arpack, solves eigen modes). I believe the ... Pretty horrible. Any ideas? Euan See Question&Answers more detail:os...

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

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