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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
- 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)
- c++ - Why does g++ still require -latomic - Stack Overflow
In 29 5 Atomic types of the C++ Standard November 2014 working draft it states: There is a generic class template atomic The type of the template argument T shall be trivially copyable (3 9) [
- 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
- Are primitive data types in c# atomic (thread safe)?
Yes an operation can be atomic or not, but there are specific data types that are referred to as being atomic types because they allow atomic operations due to their memory size requirements in regards to the word size on the system
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