Average household income is lower in the north than the south but this does not affect the performance of its primary schools. The function template std::async runs the function f asynchronously (potentially in a separate thread which might be a part of a thread pool) and returns a std::future that will eventually hold the result of that function call. The meaning of DOES is present tense third-person singular of do; plural of doe.

Understanding the Context

DOES definition: a plural of doe. See examples of does used in a sentence. Definition of does verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Key Insights

Do and does are forms of the verb โ€œto do.โ€ They appear frequently in English sentences, especially when forming questions, negative statements, or emphasizing an idea. DOES definition: 1. he/she/it form of do 2. he/she/it form of do 3. present simple of do, used with he/she/it.

Final Thoughts

Learn more. Weโ€™ve put together a guide to help you use do, does, and did as action and auxiliary verbs in the simple past and present tenses. Note that std::future references shared state that is not shared with any other asynchronous return objects (as opposed to std::shared_future). The code above might look ugly, but all you have to understand is that the FutureBuilder widget takes two arguments: future and builder, future is just the future you want to use, while builder is a function that takes two parameters and returns a widget. FutureBuilder will run this function before and after the future completes. A std::future<T> is a handle to a result of work which is [potentially] not, yet, computed.

You can imagine it as the receipt you get when you ask for work and the receipt is used to get the result back. For example, you may bring a bike to bike store for repair. You get a receipt to get back your bike. While the work is in progress (the bike being repaired) you can go about other business ...