Category: Multithreading
C++11 Multithreading – Part 9: std::async Tutorial & Example
In this article we will discuss how to execute tasks asynchronously with std::async in C++11. std::async is introduced in c++11. what is std::async() std::async() is a function template that accepts a callback(i.e. function or function object) as an argument and potentially executes them asynchronously. Advertisements template <class Fn, class… Args> future<typename result_of<Fn(Args…)>::type>Â async (launch policy, Fn&& …
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C++11 Multithreading – Part 10: packaged_task Example and Tutorial
In this example we will discuss c++11 std::packaged_task feature and its uses. std::packaged_task<> Details std::packaged_task<> is a class template and represents a asynchronous task. It encapsulates, Advertisements A callable entity i.e either function, lambda function or function object. A shared state that stores the value returned or thrown exception by associated callback. Need of std::packaged_task<> Suppose …
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C++11 : How to Stop or Terminate a Thread
In this article, we will discuss how to stop or terminate a thread in C++11. C++11 does not provides a direct method to stop a running thread and that’s because that thread might have some resources to release or close before exit i.e. What if a thread has acquired a lock and we kill that …
C++11 : How to use std::thread as a member variable in class ?
In this article we will discuss how to use std::thread object as member variable inside class and its benefits. As std::thread objects are move only, therefore while designing a class that use std::thread as member variable, we need to take care that objects of this class should also be move only. Advertisements Creating Move-only class with …
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C++11: How to create Vector of Thread Objects ?
In this article we will create a vector thread and discuss things which we need to take care while using it. Creating & Using vector of std::thread Let’s Create a vector of std::thread objects i.e. Advertisements // Create a vector of threads std::vector<std::thread> vecOfThreads; Now let’s create a std::function<> object that we will pass to …