ObservableCollection < T > has a constructor overload which takes IEnumerable < T > Example for a List of int: ObservableCollection<int> myCollection = new ObservableCollection<int>(myList); One more example for a List of ObjectA: ObservableCollection<ObjectA> myCollection = new ObservableCollection<ObjectA>(myList as List<ObjectA>);
WinRT is a replacement for the age-old C-based Winapi. It is an api that must be usable in many runtime environments. Back 20 years ago, a C api was relatively easy to interop with. That has moved on since then, COM became the universal glue in the last half of the 1990s. Practically any language … Read more
A quick and dirty solution is to use the ServicePointManager.ServerCertificateValidationCallback delegate. This allows you to provide your own certificate validation. The validation is applied globally across the whole App Domain. ServicePointManager.ServerCertificateValidationCallback += (sender, cert, chain, sslPolicyErrors) => true; I use this mainly for unit testing in situations where I want to run against an endpoint … Read more
A later answer, but because no one gave this solution… If you do not want to set the header on the HttpClient instance by adding it to the DefaultRequestHeaders, you could set headers per request. But you will be obliged to use the SendAsync() method. This is the right solution if you want to reuse … Read more
At the lowest level, WinRT is an object model defined on ABI level. It uses COM as a base (so every WinRT object implements IUnknown and does refcounting), and builds from there. It does add quite a lot of new concepts in comparison to COM of old, most of which come directly from .NET – … Read more
So the way to do it is the following, httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue(“Bearer”, “Your Oauth token”);