Book Image

Microsoft .NET Framework 4.5 Quickstart Cookbook

By : Jose Luis Latorre
Book Image

Microsoft .NET Framework 4.5 Quickstart Cookbook

By: Jose Luis Latorre

Overview of this book

With about ten years since its first release, Microsoft's .NET Framework 4.5 is one of the most solid development technologies to create casual, business, or enterprise applications. It has evolved into a very stable framework and solid framework for developing applications, with a solid core, called the CLR (Common Language Runtime) Microsoft .NET Framework 4.5 includes massive changes and enables modern application and UI development."Microsoft .Net Framework 4.5 Quickstart Cookbook" aims to give you a run through the most exciting features of the latest version. You will experience all the flavors of .NET 4.5 hands on. The “How-to” recipes mix the right ingredients for a final taste of the most appetizing features and characteristics. The book is written in a way that enables you to dip in and out of the chapters.The book is full of practical code examples that are designed to clearly exemplify the different features and their applications in real-world development. All the chapters and recipes are progressive and based on the fresh features on .NET Framework 4.5.The book will begin by teaching you to build a modern UI application and improve it to make it Windows 8 Modern UI apps lifecycle model-compliant. You will create a portable library and throttle data source updating delays. Towards the end of the book, you will create you first Web API.
Table of Contents (19 chapters)
Microsoft .NET Framework 4.5 Quickstart Cookbook
About the Author
About the Reviewers

Using the HttpClient and the new System.Net.Http namespaces

HttpClient is a new .NET 4.5 class using the HTTP protocol, similar to WebClient or HttpWebRequest. A highlight of this class is the full support of Async.

In fact it's not such a novelty, since we already had it on the REST Starter Kit and the implementation of the .NET 4.0 We API.

The HttpClient class resides on the System.Net.Http namespace, which is a brand new .NET 4.5 namespace. Basically, we use HttpClient to create HTTP requests, manage the response, and process the response's content.

Some of the most interesting capabilities are:

  • Helper methods that create requests and process the responses

  • The possibility of defining a default header to apply to all sent messages

  • Timeout and cancellation management

Getting ready

In order to use this recipe you should have Visual Studio 2012 installed.

How to do it...

Here we will create a basic application that exemplifies the clear usage of HTTPClient:

  1. First open Visual Studio 2012 and create...