c++ - What exactly is std::atomic? - Stack Overflow
Aug 13, 2015 · Objects of atomic types are the only C++ objects that are free from data races; that is, if one thread writes to an atomic object while another thread reads from it, the behavior is well-defined. …
What does "atomic" mean in programming? - Stack Overflow
May 8, 2015 · In the Effective Java book, it states: The language specification guarantees that reading or writing a variable is atomic unless the variable is of type long or double [JLS, 17.4.7]. What do...
What are atomic types in the C language? - Stack Overflow
Apr 30, 2016 · I remember I came across certain types in the C language called atomic types, but we have never studied them. So, how do they differ from regular types like int,float,double,long etc., and …
Is there a difference between the _Atomic type qualifier and type ...
Oct 20, 2014 · Why the standard make that difference? It seems as both designate, in the same way, an atomic type.
Is incrementing an int effectively atomic in specific cases?
The reason num++ appears to be atomic is because on x86 machines, incrementing a 32-bit integer is, in fact, atomic (assuming no memory retrieval takes place). But this is neither guaranteed by the c++ …
sql - What is atomicity in dbms - Stack Overflow
Jun 4, 2014 · The definition of atomic is hazy; a value that is atomic in one application could be non-atomic in another. For a general guideline, a value is non-atomic if the application deals with only a …
linux - Is rename () atomic? - Stack Overflow
But rename() is still atomic in a very important sense: if you use it to overwrite a file, then you will end up with either the old or the new version and nothing else. [update: but as @jonas-wielicki points out in …
How do I use atomicMax on floating-point values in CUDA?
May 7, 2021 · As you can see from the atomic function documentation, only integer arguments are supported for atomicMax and 64 bit integer arguments are only supported on compute capability 3.5 …
When to use AtomicReference in Java? - Stack Overflow
May 12, 2021 · When do we use AtomicReference? Is it needed to create objects in all multithreaded programs? Provide a simple example where AtomicReference should be used.
How do I add an atomic counter to a powershell ForEach -Parallel loop
Jan 26, 2023 · 7 In this question, it was explained how to add to a concurrent ThreadSafe collection Powershell: How to add Result to an Array (ForEach-Object -Parallel) I have a simpler use case , …