Xamarin.Forms Custom WebView Headers (iOS WKWebView + Android WebView)

On a recent app I worked on, there was a requirement for authentication within a WebView.  For this to work custom request headers had to be sent through a Xamarin.Forms WebView.  This is quite standard for a lot of hybrid web applications.  I found some resources on the topic, however, all were quite outdated

By |2025-04-12T23:23:40+10:00August 19th, 2021|Categories: Xamarin, Xamarin.Android, Xamarin.Forms, Xamarin.iOS|Tags: , , , |0 Comments

Keeping your UI fast by using this HTTP trick to check if a remote resource exists

Frequently I find a requirement in mobile projects is to consume remote resources, whether it’s images, video, audio etc, the requirement comes up fairly frequently. A common problem I found myself hitting was that when you’re trying to do this with a backend or customisable content that relies on a URL is that sometimes

Xamarin.iOS April 2021 bug: System.EntryPointNotFoundException: xamarin_timezone_get_data

Having been successfully developing a recent feature a project, I came across an issue suddenly with Xamarin.iOS builds that had gone out to the client. All of a sudden the apps were crashing immediately on startup. Running the same configuration up locally, everything was working fine. When I ran the code on a device however

By |2025-04-12T18:58:34+10:00April 20th, 2021|Categories: iOS, Xamarin, Xamarin.iOS|Tags: , |0 Comments
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