![Async void is only for top-level event handlers. Use TaskCompletionSource to wrap Tasks around events. Use the threadpool for CPU-bound code, but not. - ppt download Async void is only for top-level event handlers. Use TaskCompletionSource to wrap Tasks around events. Use the threadpool for CPU-bound code, but not. - ppt download](https://images.slideplayer.com/19/5780189/slides/slide_13.jpg)
Async void is only for top-level event handlers. Use TaskCompletionSource to wrap Tasks around events. Use the threadpool for CPU-bound code, but not. - ppt download
![c# - The 'await' operator can only be used within an async method. Consider marking this method with the 'async' modifier and changing its return type - Stack Overflow c# - The 'await' operator can only be used within an async method. Consider marking this method with the 'async' modifier and changing its return type - Stack Overflow](https://i.stack.imgur.com/wLwbV.jpg)
c# - The 'await' operator can only be used within an async method. Consider marking this method with the 'async' modifier and changing its return type - Stack Overflow
![c# - Async lambda expression converted to a 'Task' returning delegate cannot return a value - Stack Overflow c# - Async lambda expression converted to a 'Task' returning delegate cannot return a value - Stack Overflow](https://i.stack.imgur.com/OyiuE.png)