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Author Archives: Jesse Liberty
Last week we began creating an iOS application. We covered most of what is required but we did not tackle persistence, which we will do today. This post is based on my Pluralsight course Beginning Mobile Development with Xamarin. We begin … Continue reading
This week, Krystin Stutesman of Xamarin talks about iOS 9. Xamarin Forms and iOS 9 Getting Started With iOS 9 Listen | Yet Another Podcast
In the previous two posts in this series, I demonstrated how to create a simple to-do list using Xamarin.Forms. In this and the next post, I’ll show how to create pretty much the same program for iOS using Xamarin native code. … Continue reading
In the previous posting I started a new project in Xamarin.Forms that I will reproduce in iOS and Android in coming posts. Today, we’ll take a look at the second page in the Xamarin.Forms version: ListTasksPage. This lists the tasks that … Continue reading
[Originally posted Oct. 12, 2009] Spent the early hours of this morning reading a great blog post by Jeff Atwoodwhich makes reference to a Elizer S. Yudkowsky’s Intuitive Explanationof Bayesian Probability. The timing was good as I had just finished the … Continue reading
In this and a number of following posts, I’ll build the same program three times: once in Xamarin.Forms, once in iOS and once in Android. This is directly based on my Pluralsight course, Beginning Mobile Development with Xamarin To … Continue reading
Last week we looked at a simple example of customizing a control and creating a custom renderer. This week we go a bit deeper. Our goal is to give a BoxView a border, and to adjust that border dynamically. [ … Continue reading
Xamarin.Forms is a killer framework, and it has a wide variety of very flexible controls. But sometimes you run into restrictions on the control that you really need to override. The answer to this dilemma is to create a customized … Continue reading
Last week we created the code to add and find a “person” in our SQLite database. This week we’ll finish up by creating the View and the ViewModel. The View is where most of the action is, in this small demo … Continue reading
Working with SQLite as your database in Xamarin.Forms is not difficult but it does involve some specific steps: Add the SQLite-.Net PCL library to all three projects Create the ISQLite interface Add a singleton to your app class Open your … Continue reading
Until now, our tests have focused on the model, Projects. The point of MVVM, however, is to enable sufficient separation of concerns to allow testing of the program’s logic in the ViewModel. Today, we turn to ViewModel tests, using these tests … Continue reading