Recent questions tagged multithreading

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multithreading - How is ASP.NET multithreaded?

I've been told that ASP.NET is multithreaded by default in IIS. How is this threading achieved? Does the server ... is done higher up in IIS? See Question&Answers more detail:os...

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

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multithreading with R?

Reading the R-project website, there are some (unclear) references to multithreading with R, but it is unclear ... R (and packages)? See Question&Answers more detail:os...

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

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multithreading - Running two threads at the same time

I want to know if a program can run two threads at the same time (that is basically what it is used for ... any system call on UNIX/LINUX. See Question&Answers more detail:os...

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

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multithreading - How Linux handles threads and process scheduling

I'm trying to understand how Linux handles process scheduling and thread scheduling. I read that Linux can schedule ... how do they cooperate? See Question&Answers more detail:os...

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

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multithreading - Does Java have support for multicore processors/parallel processing?

I know that now that most processors have two or more cores, multicore programming is all the rage. Is there ... class/technique would I use? See Question&Answers more detail:os...

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

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multithreading - Thread safe lazy construction of a singleton in C++

Is there a way to implement a singleton object in C++ that is: Lazily constructed in a thread safe manner ... grateful for the answers posted. See Question&Answers more detail:os...

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

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multithreading - Objective-C Asynchronous Web Request with Cookies

I am writing a program in Objective-C and I need to make web requests to web server, but asynchronously and I am ... mac 10.4 too if possible. See Question&Answers more detail:os...

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

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multithreading - Python Threading String Arguments

I have a problem with Python threading and sending a string in the arguments. def processLine(line) : print "hello ... up as a separate thread. See Question&Answers more detail:os...

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

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multithreading - MySQL - Persistent connection vs connection pooling

In order to avoid the overhead of establishing a new connection each time a query needs fired against MySQL, there ... , happen on the database? See Question&Answers more detail:os...

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

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multithreading - Programmatic deadlock detection in java

How can I programmatically detect that a deadlock has occurred in a Java program? See Question&Answers more detail:os...

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

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multithreading - Python threading. How do I lock a thread?

I'm trying to understand the basics of threading and concurrency. I want a simple case where two threads repeatedly ... , but still no luck. See Question&Answers more detail:os...

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

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multithreading - Who is calling the Java Thread interrupt() method if I'm not?

I've read and re-read Java Concurrency in Practice, I've read several threads here on the subject, I've read ... catching one? Shutdown my app? See Question&Answers more detail:os...

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

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multithreading - What are the thread limitations when working on Linux compared to processes for network/IO-bound apps?

I've heard that under linux on multicore server it would be impossible to reach top performance when you have ... disk IO in several threads? See Question&Answers more detail:os...

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

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multithreading - Proper use of mutexes in Python

I am starting with multi-threads in python (or at least it is possible that my script creates multiple threads). ... I am here asking for help. See Question&Answers more detail:os...

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

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multithreading - How is Java's ThreadLocal implemented under the hood?

How is ThreadLocal implemented? Is it implemented in Java (using some concurrent map from ThreadID to object), or ... to do it more efficiently? See Question&Answers more detail:os...

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

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multithreading - How to detect and debug multi-threading problems?

This is a follow up to this question, where I didn't get any input on this point. Here is the brief question: ... keep it to .NET and Java. See Question&Answers more detail:os...

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

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multithreading - Is non-blocking I/O really faster than multi-threaded blocking I/O? How?

I searched the web on some technical details about blocking I/O and non blocking I/O and I found several people ... ? Is there more to it? See Question&Answers more detail:os...

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

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multithreading - deciding among subprocess, multiprocessing, and thread in Python?

I'd like to parallelize my Python program so that it can make use of multiple processors on the machine ... simplest solution that's portable. See Question&Answers more detail:os...

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

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multithreading - iphone ios running in separate thread

What is the best way to run code on a separate thread? Is it: [NSThread detachNewThreadSelector: @selector(doStuff ... reading uses the first. See Question&Answers more detail:os...

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

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multithreading - How JavaFX application thread works?

I have a problem with Java FX application thread. Here is a pseudo-code: showMenu(); //Contoller which waits ... this?? Thank you in advance! See Question&Answers more detail:os...

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

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multithreading - Why does Java not see the updated value from another thread?

Please look at this code(taken from Effective Java book) import java.util.concurrent.TimeUnit; public class Main { ... doesn't work. thanks See Question&Answers more detail:os...

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

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multithreading - Is the Swing repaint() method still safe to use outside the EDT in Java 7+?

I know that it used to be considered safe to call repaint() and a few other selected methods from any ... /guides/awt/enhancements-7.html See Question&Answers more detail:os...

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

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multithreading - Run external program from Java, read output, allow interruption

I want to launch a process from Java, read its output, and get its return code. But while it's executing, I want ... of how to do this in Java? See Question&Answers more detail:os...

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

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multithreading - How to terminate a thread in C#?

I wanted to try my luck in threading with C#, I know a few things about threading in C. So I just wanted to ... like pthread_exit() in C in C#? See Question&Answers more detail:os...

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

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multithreading - Thread safety of static blocks in Java

Let's say I have some Java code: public class SomeClass { static { private final double PI = 3.14; private ... ? Or does something else happen? See Question&Answers more detail:os...

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

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multithreading - How to share data between threads in this threaded TCPServer?

I'm working on a project which involves sending data over TCP. Using the ThreadedTCPServer I'm able to do ... thread from my server thread? See Question&Answers more detail:os...

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

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multithreading - Constructor synchronization in Java

Someone somewhere told me that Java constructors are synchronized so that it can't be accessed concurrently during ... a multi-threaded system. See Question&Answers more detail:os...

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

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multithreading - Android how to runOnUiThread in other class?

In my application, in MainActivity, there is a thread which works fine. But when I call another class to get data from the ... ........... } } See Question&Answers more detail:os...

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

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