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- Is there a difference between the _Atomic type qualifier and type . . .
Atomic type specifiers :-:) Syntax: _Atomic ( type-name ); You can declare an atomic integer like this: _Atomic(int) counter; The _Atomic keyword can be used in the form _Atomic(T), where T is a type, as a type specifier equivalent to _Atomic T Thus, _Atomic(T) x, y; declares x and y with the same type, even if T is a pointer type This allows for trivial C++0x compatibility with a C++ only
- 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 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
- 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
- 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
- Regex lookahead, lookbehind and atomic groups - Stack Overflow
Atomic groups (?>) An atomic group exits a group and throws away alternative patterns after the first matched pattern inside the group (backtracking is disabled)
- What is the difference between using explicit fences and std::atomic?
The semantics of fences are defined only with respect to atomic objects and atomic operations Whether your target platform and your implementation offer stronger guarantees (such as treating any pointer type as an atomic object) is implementation-defined at best
- c++ - Why does g++ still require -latomic - Stack Overflow
Relevant reading on the GCC homepage on how and why GCC makes library calls in certain cases regarding <atomic> in the first place GCC and libstdc++ are only losely coupled libatomic is the domain of the library, not the compiler -- and you can use GCC with a different library (which might provide the necessary definitions for <atomic> in its main proper, or under a different name), so GCC
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