https://b.hatena.ne.jp/entry/s/learn.microsoft.com/en-us/archive/msdn-magazine/2013/march/async-await-best-practices-in-asynchronous-programming Avoid Async Void There are three possible return types for async methods: Task, Task<T> and void, but the natural return types for async methods are just Task and Task<T>. When converting from sync... https://b.hatena.ne.jp/mslGt/20190129#bookmark-256757683 2019-01-29T04:08:54Z C# https://b.hatena.ne.jp/fops/20151228#bookmark-264328566 非同期プログラミングのベスト プラクティス 2015-12-28T10:31:27Z C# async_await https://b.hatena.ne.jp/hikobae/20150830#bookmark-264328566 2015-08-29T18:43:02Z C# https://b.hatena.ne.jp/nabinno/20150623#bookmark-256757683 2015-06-23T13:39:25Z microsoft https://b.hatena.ne.jp/manji0112/20150619#bookmark-256757683 2015-06-19T03:01:45Z async C# https://b.hatena.ne.jp/shigiryou/20141118#bookmark-174547706 2014-11-18T13:02:27Z C# asnc await