There are many scenarios where a UI component might not have a Command or bindable property available for certain features that you need to access from the view model. There is a simple, but powerful, thing you can do to allow this and not break MVVM or testing capability, leverage the Interface. Scenario Let’s imagine […]
Easily install an SDK in your Azure DevOps Hosted VS2017 Agent using a simple PowerShell script
Almost every developer I speak with agrees that getting a nicely working OAuth flow can be difficult. After much trial and error, I’ve built a UWP ContentDialog that makes this easy and has built-in refresh token support. Using the LoginDialog This is very simple to use, when the app launches, instantiate the dialog by passing […]
If you’re in the process of updating a Xamarin.Forms app to a more modern style project set up (NET Standard 2.0, PackageReference, etc), you may get the following error. Error XF001: Xamarin.Forms targets have been imported multiple times. Please check your project file and remove the duplicate import(s). This can be because of […]
This post will walk you through setting up a Xamarin Platform Effect and show you how to wire up an event handler so you can leverage native APIs in the case that the Xamarin.Forms wrapper doesn’t yet have. For this example, I’ll use the Telerik UI for Xamarin RadCalendar. tl;dr Full source code on GitHub […]
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If you’re a Xamarin Forms developer, you’ve likely used PCLStorage (or other Dependency Service) to interact with the target platform’s file system in the portable class library’s code. However, since November 2017, Xamarin.Forms now uses a .NET Standard 2.0 class library and PCLStorage is no longer supported. System.IO.File This isn’t a problem because in .NET […]
I was given the honor of having early access to Windows 10 on ARM (WoA) so that I could chronicle the experience and provide you with tips to ensure that your development experience is smooth. I’ll go through a list of potential issues you might encounter, along my fix for each. What this post is: This article […]
Telerik UI for Xamarin comes with two themes out of the box, Default and Blue. You can easily style individual items, but you can also define an entire theme at once in a separate ResourceDictionary. With this approach you can swap out ResourceDictionaries at runtime for a nice user-selected theme feature in your app’s settings. […]
Microsoft has opened up the ability to have a 3D app launcher to all developers in the Fall Creator’s Update. In this blog post, I’m going to show you how to build your own 3D app launcher from scratch (accompanying YouTube tutorial video embedded below). What is a 3D app launcher? App Launchers Up until […]