Jonas Stawski

Everything .NET and More

SFLXUG: Xamarin Forms Navigation and Other Advanced Features

Join us this afternoon at 6:30 PM at the Graduate School of Computer and Information Sciences, Nova Southeastern University for Xamarin Forms Navigation and Other Advanced Feature by David Silverlight.   "I want to punch Xamarin.Forms navi... [More]

nodejs suddenly stopped working on Visual Studio Online Build Server

If you are using nodejs during your build in Visual Studio Online and your builds started to fail then you can blame the VSO team :). You probably received the following error: node : The term 'node' is not recognized as the name of a cmdlet, functi... [More]

Another Year, Another MVP Award

I am proud to announce that I have been awarded, for the 8th year in a row, the Microsoft MVP Award. On Tuesday I received the much awaited email, which reads: Congratulations! We are pleased to present you with the 2014 Microsoft® MVP Award! Th... [More]

Introduction to Xamarin 3.0 on SFXUG

Please join Mir Majeed and myself today at 6 PM as we introduced Xamarin 3.0 at Nova Southeastern University.  Topics: Walkthrough of what is Xamarin for new members This would include the Xamarin Platform and Xamarin Test Cloud Go in depth on ... [More]

Join us at our first South Florida Xamarin User Group Meeting

Please join me and Mir Majeed at our very first South Florida Xamatin User Group Meeting: Introduction to Xamarin and Development Labs. We will introduce Xamarin and then work on some hands-on labs that introduces how to write Android and iOS ap... [More]

Join Me at dotNetMiami

Tomorrow, December 10th, 2013, I will be presenting at the dotNetMiami user group about building Real Life Single Page Applications. I will talk about how to build these apps for real world scenarios, no demo BS . Come join me and find out about bui... [More]

MVC Unobtrusive Validation with Twitter Bootstrap

ASP.NET MVC has great built-in support for client and server side validation. On the client side it uses jQuery Validation plugin with a custom client side library which parses the form’s elements and automatically creates validation rules from... [More]

Programmatically hiding the keyboard in Windows Phone 7 (WP7)

I was looking for a way to programmatically hide the keyboard in WP7 and was searching for some WP7 API method, but couldn’t find one. Then it dawn on me that the keyboard automatically hides when the TextBox control looses focus. So I decided ... [More]

Linq To Sql not updating on Context.SubmitChanges()

Tonight I ran into a weird problem that I haven’t seen before. I was getting an entity back from a query, changing some values, and calling the DataContext.SubmitChanges() and the database was not being updated. The code ran fine without any ex... [More]

Play Your iPod With Xbox 360

If you want to connect your iPod to your Xbox 360 and be able to play your music you are going to need to download the free Optional Media Update to play unprotected music (AAC format), which is the format that the iPod and Zune uses. I found this ho... [More]