async-ctp Questions
3
Solved
I have this async method inside ASP.NET MVC 4 WEB API Controller that I got from this blog:
http://www.strathweb.com/2012/04/html5-drag-and-drop-asynchronous-multi-file-upload-with-asp-net-webapi/
...
Placeman asked 11/8, 2012 at 13:33
1
Solved
I have one asynchronous method:
public async Task<BitmapSource> GetBitmapAsync(double[] pixels);
Let's say I also have this class:
public class PixelData
{
public double[] Pixels { get; ...
Aperient asked 8/8, 2012 at 8:2
1
Solved
In C# with async ctp or the vs.net 2011 beta we can write recursive code like this:
public async void AwaitSocket()
{
var socket = await this.AcceptSocketAsync(); //await socket and >>retur...
3
Solved
Using latest CTP5 with async/await keywords, I wrote some code, which apparently cannot compile:
class Program
{
public class MyClass
{
async public Task<int> Test()
{
var result = aw...
3
Solved
The way I understand it, The new Async-Await functionality in the C# 5 CTP should be all implemented in the compiler. This should mean that code compiled with the CTP should be able to run on vanil...
Chatelain asked 2/11, 2010 at 20:55
5
Solved
I'm currently starting to create an application that would profit a lot from C# 5's async-await feature. But I'm not sure which version of VS and of the async runtime to use.
Looking at OS popular...
Penult asked 2/2, 2012 at 10:11
3
Solved
I'm converting some async/await code to chained tasks, so I can use it in the released framework. The await code looks like this
public async Task<TraumMessage> Get() {
var message = await ...
Sturrock asked 30/7, 2011 at 16:29
2
Solved
I am trying the async CTP, the versión 4.5 that allow use async methods without needing to write the Begin/End methods.
My first probe is to execute an async method that return void. I see a few e...
Boatel asked 6/4, 2012 at 11:37
5
Solved
I recently read an article about c#-5 and new & nice asynchronous programming features . I see it works greate in windows application. The question came to me is if this feature can increase AS...
Mascle asked 26/3, 2012 at 5:24
3
I have been playing around with the new async CTP and MVVM patterns. I have been converting an old program of mine that was using a background worker and report progress to update a collection in m...
Preliminaries asked 10/12, 2011 at 22:8
3
I'm trying to understand when to use TaskEx.Run. I have provided two code sample i wrote below that produce the same result. What i fail to see is why i would take the Task.RunEx TaskEx.RunEx appro...
Hydrosome asked 17/2, 2012 at 20:17
1
Solved
Attempting to write a HTML crawler using the Async CTP I have gotten stuck as to how to write a recursion free method for accomplishing this.
This is the code I have so far.
private readonly Conc...
Willey asked 13/2, 2012 at 11:28
4
Solved
Browsing through the channel 9 msdn videos I found the following unanswered comment and was hoping someone could possibly explain it?
I dont get the point of the async keyword. Why not just all...
Macmullin asked 10/2, 2012 at 9:46
2
Solved
I don't really understand why await and async don't improve the performance of my code here like they're supposed to.
Though skeptical, I thought the compiler was supposed to rewrite my method so ...
Ammadis asked 15/1, 2012 at 23:58
2
Solved
Here is an article on how the Async CTP refresh can take advantage of the async "fast path".
It mentions things like greater efficiency etc, but I dont even know what the "fast path" is? I would l...
Photozincography asked 7/1, 2012 at 11:29
1
Solved
I'm currently working on a largely asynchronous application which uses TAP throughout. Every class which has methods for spawning Tasks also has a TaskScheduler injected into it. This allows us to ...
Electrolysis asked 6/1, 2012 at 15:36
2
Solved
Last month I asked the following question which resulted in my learning of TaskEx.Yield:
Can async methods have expensive code before the first 'await'?
However, I have since realized tha...
Goodwill asked 5/1, 2012 at 12:31
1
Solved
I am using the Async CTP library for Windows Phone. Does anyone know how to cancel a pending webrequest?
Request = (HttpWebRequest)WebRequest.Create(url);
Request.Credentials = new NetworkCredenti...
Fine asked 26/12, 2011 at 12:21
2
Solved
Is it bad to have expensive code at the start of an async method, before the first await is called? Should this code be wrapped with a TaskEx.Run instead?
public async Task Foo()
{
// Do some ini...
Tempi asked 9/12, 2011 at 17:9
2
Solved
A few related questions about the async CTP:
I can iterate over an Iterator Block (an IEnumerable<T> yield-returning T) using GetEnumerator() and then enumerator methods MoveNext(), and Cur...
Berglund asked 8/12, 2011 at 14:56
1
Solved
With Iterators, the following generic delegate is possible:
public delegate IEnumerable<TOut> MyDelegate<TIn>(TIn param1);
With the new async/await in C# 5.0 CTP, I expect to be able...
2
I have a method which takes long to run: it calls the DB and makes certain calculations synchronously:
public static MyResult MyMethod(int param1, int param2)
{
// run a DB query, wait for result...
6
Solved
How would you implement something that works similarly to the Async CTP await keyword? Is there a simple implementation that works like await in all cases, or does await require different implement...
Makell asked 23/3, 2011 at 6:24
3
Solved
I am trying to see how new C# 5.0 asynchronous (CTP) features will work. I also use ReSharper. But because it is only a CTP, ReSharper doesn't support new keywords (async/await) and highlights them...
4
Solved
In looking at various C# Async CTP samples I see some async functions that return void, and others that return the non-generic Task. I can see why returning a Task<MyType> is useful to return...
Ole asked 7/11, 2011 at 22:7
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