locking Archives - IT Nursery

Seeing various locking related question and (almost) always finding the ‘loop because of spurious wakeups’ terms1 I wonder, has anyone experienced such kind ...

May 28, 2022
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Java, Programming

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Java synchronized method lock on object, or method?

If I have 2 synchronized methods in the same class, but each accessing different variables, can 2 threads access those 2 methods at ...

May 27, 2022
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std::lock_guard or std::scoped_lock?

C++17 introduced a new lock class called std::scoped_lock. Judging from the documentation it looks similar to the already existing std::lock_guard class. What’s the ...

May 22, 2022
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Is there an advantage to use a Synchronized Method instead of a Synchronized Block?

Can any one tell me the advantage of synchronized method over synchronized block with an example? 23 Answers 23

May 7, 2022
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Why is lock(this) {…} bad?

The MSDN documentation says that public class SomeObject { public void SomeOperation() { lock(this) { //Access instance variables } } } is “a ...

May 2, 2022
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What is the difference between lock, mutex and semaphore?

I’ve heard these words related to concurrent programming, but what’s the difference between lock, mutex and semaphore? 10 s 10 A lock allows ...

May 1, 2022
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