multithreading Archives - Page 2 of 16

Java, Programming

IT Nursery

Why is creating a Thread said to be expensive?

The Java tutorials say that creating a Thread is expensive. But why exactly is it expensive? What exactly is happening when a Java ...

June 2, 2022
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Java, Programming

IT Nursery

If I synchronized two methods on the same class, can they run simultaneously?

If I synchronized two methods on the same class, can they run simultaneously on the same object? For example: class A { public ...

June 2, 2022
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Programming, Python

IT Nursery

Run certain code every n seconds [duplicate]

This question already has answers here: What is the best way to repeatedly execute a function every x seconds? [closed] (21 answers) Closed ...

June 2, 2022
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multithreading, Programming

IT Nursery

Recursive Lock (Mutex) vs Non-Recursive Lock (Mutex)

POSIX allows mutexes to be recursive. That means the same thread can lock the same mutex twice and won’t deadlock. Of course it ...

June 1, 2022
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Java, Programming

IT Nursery

Waiting on a list of Future

I have a method which returns a List of futures List<Future<O>> futures = getFutures(); Now I want to wait until either all futures ...

June 1, 2022
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Java, Programming

IT Nursery

How to catch an Exception from a thread

I have Java main class, in the class, I start a new thread, in the main, it waits until the thread dies. At ...

June 1, 2022
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C#, Programming

IT Nursery

How can I convert this foreach code to Parallel.ForEach?

I am a bit of confused about Parallel.ForEach. What is Parallel.ForEach and what does it exactly do? Please don’t reference any MSDN link. ...

June 1, 2022
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multithreading, Programming

IT Nursery

How do I get the backtrace for all the threads in GDB?

Is there an equivalent command in GDB to that of WinDbg’s !process 0 7? I want to extract all the threads in a ...

June 1, 2022
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C++, Programming

IT Nursery

Mutex example / tutorial? [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. We don’t allow questions seeking recommendations for books, ...

June 1, 2022
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Programming, Python

IT Nursery

Are lists thread-safe?

I notice that it is often suggested to use queues with multiple threads, instead of lists and .pop(). Is this because lists are ...

June 1, 2022
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