What are the best practices for using the C++14 threading model?

What are the best practices for using the C++14 threading model?

The C++14 threading model introduces several features. Key best practices include using std::thread for creating threads, ensuring proper synchronization with std::mutex, and avoiding data races by using atomic operations when necessary.

Can you explain how to use std::mutex effectively?

Certainly! To use std::mutex, you should lock it before accessing shared resources and unlock it afterward. It's best to use RAII with std::lock_guard to ensure the mutex is always released, even if an exception occurs.

What are data races and how can I avoid them?

Data races occur when two or more threads access shared data simultaneously, and at least one of them modifies it. You can avoid data races by using synchronization mechanisms like mutexes or by using atomic types for shared variables.

Are there any performance considerations I should keep in mind?

Yes, excessive locking can lead to performance bottlenecks. It's important to minimize the scope of locks and consider lock-free programming techniques when appropriate.