December 2018
Beginner to intermediate
668 pages
15h 30m
English
book
C# 7 and .NET: Designing Modern Cross-platform Applications
by Mark J. Price, Ovais Mehboob Ahmed Khan
Content preview from C# 7 and .NET: Designing Modern Cross-platform Applications
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Improving responsiveness for console apps
One of the limitations with console applications is that you can only use the await keyword inside methods that are marked as async..., and C# 7 and earlier do not allow the Main method to be marked as async!
Luckily, a new feature in C# 7.1 is support for async on Main.
Create a new console app named AsyncConsole.
Import the System.Net.Http and System.Threading.Tasks namespaces, and statically import System.Console, as shown in the following code:
using System.Net.Http;using System.Threading.Tasks;using static System.Console;
Add statements to the Main method to create an HttpClient instance, make a request for Apple's home page, and output how many bytes it has, as shown in the following code:
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.