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  1. 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. …

  2. 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...

  3. c++ - How to implement an atomic counter - Stack Overflow

    Sep 18, 2023 · Fortunately, the value initializing constructor of an integral atomic is constexpr, so the above leads to constant initialization. Otherwise you'd want to make it -say- a static member of a …

  4. c++ - How to use std::atomic efficiently - Stack Overflow

    Jan 6, 2012 · std::atomic is new feature introduced by c++11 but I can't find much tutorial on how to use it correctly. So are the following practice common and efficient? One practice I used is we have a buff...

  5. 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 …

  6. 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 …

  7. 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.

  8. atomic operations and atomic transactions - Stack Overflow

    Mar 27, 2013 · Can someone explain to me, whats the difference between atomic operations and atomic transactions? Its seems to me that these two are the same thing.Is that correct?

  9. How to Use std::atomic_bool or std::atomic_flag? - Stack Overflow

    why ? std::atomic_flag has a harder interface, it is designed as a building block for mutexes and spinlocks. for an atomic bool you should use std::atomic_bool. and before C++20 you couldn't even …

  10. In C#, what does "atomic" mean? - Stack Overflow

    Aug 2, 2016 · I read this in the book C# 6.0 and the .NET 4.6 framework: “assignments and simple arithmetic operations are not atomic”. So, what does it exactly mean?