std::future
The class template std::future provides a mechanism to access the result of asynchronous operations: An asynchronous operation (created via std::async, …
std::future<T>::get
The get member function waits (by calling wait ()) until the shared state is ready, then retrieves the value stored in the shared state (if any). Right after calling this function, valid …
std::future<T>::valid
Checks if the future refers to a shared state. This is the case only for futures that were not default-constructed or moved from (i.e. returned by std::promise::get_future (), …
What is a Future and how do I use it?
A future represents the result of an asynchronous operation, and can have two states: uncompleted or completed. Most likely, as you aren't doing this just for fun, you actually …
std::future<T>::wait_for
If the future is the result of a call to std::async that used lazy evaluation, this function returns immediately without waiting. This function may block for longer than …
Standard library header <future> (C++11)
future (const future &) = delete; ~future (); future & operator =(const future &) = delete; future & operator =(future &&) noexcept; shared_future <R> share () noexcept; // …
Pandas replace and downcasting deprecation since version 2.2.0
To opt-in to the future behavior, set `pd.set_option('future.no_silent_downcasting', True)` 0 1 1 0 2 2 3 1 dtype: int64 If I understand the warning correctly, the object dtype is …
std::future<T>::wait_until
If the future is the result of a call to async that used lazy evaluation, this function returns immediately without waiting. The behavior is undefined if valid () is false before the call …
std::shared_future
Unlike std::future, which is only moveable (so only one instance can refer to any particular asynchronous result), std::shared_future is copyable and multiple shared future …
std::future
The class template std::future provides a mechanism to access the result of asynchronous operations: An asynchronous operation (created via std::async, …
std::shared_future
Unlike std::future, which is only moveable (so only one instance can refer to any particular asynchronous result), std::shared_future is copyable and multiple shared future …