James Montemagno
James Montemagno

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James Montemagno

MVVM

Free C# and Xamarin for Beginners Videos Series

Last week Hanselman announced all of the great new videos that are available at dot.net/videos. However, he forgot to mention that there is an entire new getting started series for iOS & Android development with Xamarin! The lovely developer advocate's and friends Matt Soucoup and Brandon Minnick just released the 11 part series! If you are new to C# then don't worry as there is a full C# 101 series. It has never beena better time to get started learning C# and building mobile apps with Xama…

James MontemagnoJames Montemagno

AsyncCommand & More Come to MVVM Helpers

Having to write boilerplate code over and over again is not only annoying, but it is a time sink when trying to build apps. That is why nearly 4 years ago I created a small little open source library to get rid of MVVM boilerplate code that I called MVVM Helpers. It contains all sorts of goodies including an ObservableObject, BaseViewModel, ObservableRangeCollection, and all sorts of small utlilities. I use it in every app that I have ever built since its original release and it has been downloa…

James MontemagnoJames Montemagno

Xamarin.Forms: Filtering a ListView with a Bindable Picker

In this edition of "Ask Motz", I will solve a very common problem when working with lists of data and how to filter them. I was recently asked how to do this completely with MVVM and data bindings without having any code behind in the page. @JamesMontemagno hi I had a bindable pucker with All,Open and Close as a items which is binding using MVVM pattern with Itemsource property.But I want to filter the list view based on the bindable picker view selection changed.may I know how i know…

James MontemagnoJames Montemagno

I crush code and share it, publish NuGet packages, speak at conferences, upload videos, pretend I am good at playing video games, micro blog, tweet up a storm, drink gallons of coffee, and ride my bike. Checkout my monthly newsletter that you should subscribe to!