Recent questions tagged multithreading

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multithreading - Non-static method requires a target C#

I have a win form app with a listbox displaying methods (by attribute). I am attempting to dynamically invoke methods ... is running"); } } 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++ communication between threads

I have a couple classes that each open a different program in different threads and do/hold information about it ... . Thanks for any 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 - Does Delphi have any equivalent to C's volatile variable?

In C and C++ a variable can be marked as volatile, which means the compiler will not optimize it because ... may introduce other side effects. 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 - start a timer from different thread in c#

Hi i have stepped into some problem related to timer. hope somebody can help.. I have a windows form containing ... what I am 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 - Is there a way to have a Rust closure that moves only some variables into it?

I have a general struct with settings and an extra variable setting that I want to tune and play around ... being allowed to reference settings? 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 - Lazily initialize a Java map in a thread safe manner

I need to lazily initialize a map and its contents. I have the below code till now: class SomeClass { ... empty after all the initialization. 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 - Is 1 vCPU on Google Compute Engine basically half of 1 physical CPU core?

Google's Machine types page states that: For the n1 series of machine types, a virtual CPU is implemented as ... that has 4vCPUs, 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 - Thread Quantum?

What is a thread quantum, and how can I identify it on my system? 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 performance issue with Thread.sleep()

Inline Java IDE hint states, "Invoking Thread.sleep in loop can cause performance problems." I can find no ... delay execution of a thread? 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 Flask shutdown event handler

I'm using Flask as a REST endpoint which adds an application request to a queue. The queue is then ... the apache service is restarted)? 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 - Execute code on main thread in Android without access to an Activity?

I have an Android service that starts and maintains a background thread. From time to time, the background thread ... the UI thread? 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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multithreading - python multithreaded server

What I'm trying to program is a simple multithreaded python game server for fun. After much frustration, I've not ... it couldn't hurt too much. 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 - Perl: share complex data-structure between threads

I like to share a complex-datastructure between threads. As far I know that is not possible with threads:shared ( ... I did not expect 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 - Best way to run a background task in ASP.Net web app and also get feedback?

I am thinking on the following approach but not sure if its the best way out: step1 (server side): A ... 07/easy-background-tasks-in-aspnet/ 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: How to make this main thread wait for the new thread to terminate

I have a java class that creates a process, called child, using ProcessBuilder. The child process generates a ... return outtext.toString(); 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 Threads and Synchronization

I'm new to PHP, so to get started I've decided to implement a singleton. While I am able to recreate the ... () work in PHP? Thanks, Henry See Question&Answers more detail:os...

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

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971 views

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multithreading - asp.net update UI using multi-thread

I have an ASP.NET website containing the following <asp:UpdatePanel ID="UpdatePanel1" runat="server" > <ContentTemplate> ... to post-back? how? 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 NIO SocketChannel.read() with multithread

I am implementing a simple file server using Java NIO with one selecting thread and multiple worker threads(for ... 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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830 views

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multithreading - Thread message loop for a thread with a hidden window?

I have a Delphi 6 application that has a thread dedicated to communicating with a foreign application that uses ... is a better 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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multithreading - How can i create a multithread in C for windows?

I dont know how can I make threads in C, i saw a review about pthread.h library but then i heard that its only ... system("PAUSE"); return 0; } 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 - Passing value to synchronize thread

I'm new to thread, so i've been trying with this for hours (i'm using XE4), i have a simple thread ... parameter from "proc" it works fine. 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 - Faking synchronous calls in Silverlight WP7

I'm porting some code from the full .NET framework to the WP7 version and I'm running into an issue with ... that kicked off the async call? 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 - Not working python breakpoints in C thread in pycharm or eclipse+pydev

I have a django application using a C++ library (imported via swig). The C++ library launches own ... initialization sequence I could use? 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 - When are Python threads fast?

We're all aware of the horrors of the GIL, and I've seen a lot of discussion about the right time ... threading is the most appropriate answer? 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++ super fast thread-safe rand function

void NetClass::Modulate(vector <synapse> & synapses ) { int size = synapses.size(); int split = 200 * 0.5 ... to the thread stacks be an option? 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 no race condition in Ruby

I was experimenting with multithreading examples. I am trying to produce a race condition using the following code. But ... using ruby 2.0.0p247 See Question&Answers more detail:os...

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

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965 views

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multithreading - C# bool is atomic, why is volatile valid

In C#, we know that a bool is atomic - then why is it valid to mark it as volatile? what is the difference ... other, or if just bool is enough. 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 - In a multi-threaded C++ app, do I need a mutex to protect a simple boolean?

I have a multi-threaded C++ app which does 3D rendering with the OpenSceneGraph library. I'm planning ... frame before suspending or quitting. See Question&Answers more detail:os...

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

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