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- What does atomic mean in programming? - Stack Overflow
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
- c++ - What exactly is std::atomic? - Stack Overflow
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 In addition, accesses to atomic objects may establish inter-thread synchronization and order non-atomic memory accesses as specified by std::memory_order
- Is there a difference between the _Atomic type qualifier and type . . .
Why the standard make that difference? It seems as both designate, in the same way, an atomic type
- sql - What is atomicity in dbms - Stack Overflow
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 part of the value Eg: The current Wikipedia article on First NF (Normal Form) section Atomicity actually quotes from the introductory parts above
- When do I really need to use atomic lt;bool gt; instead of bool?
Closed 12 years ago Isn't atomic<bool> redundant because bool is atomic by nature? I don't think it's possible to have a partially modified bool value When do I really need to use atomic<bool> instead of bool?
- What are atomic operations for newbies? - Stack Overflow
Everything works Note that "atomic" is contextual: in this case, the upsert operation only needs to be atomic with respect to operations on the answers table in the database; the computer can be free to do other things as long as they don't affect (or are affected by) the result of what upsert is trying to do
- What are atomic types in the C language? - Stack Overflow
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 what are
- linux - How to use atomic variables in C? - Stack Overflow
The atomic counter is 10000 The non-atomic counter is 8644 The non-atomic counter is very likely to be smaller than the atomic one due to racy access across threads to the non atomic variable Disassembly analysis at: How do I start threads in plain C?
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