Questions tagged as 'xamarin'

Tagged questions
2
answers

What is the difference between the Xamarin versions?

What's the difference between the Xamarin.Forms, Xamarin.iOS, and Xamarin.Android versions?     
asked by 23.03.2017 / 15:13
2
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Back application version

Is it possible to go back to the app version? We initially put the Version Number field in the 2 field just to see how it would look and after that we are not able to return to the number we would like (0.1.0), the app gives following error:...
asked by 04.09.2018 / 22:34
2
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How to read xml with C #

I want to create an application for android with C # using Xamarin, it takes an information "xml" and puts it on the screen, but I can not manipulate xml. I need to look for the "symbol" in the xml and if I find the information and put it in v...
asked by 05.08.2014 / 01:18
1
answer

Xamarin - DependencyService NULL

Dear, good morning! I started to see a tutorial to develop a simple app in Xamarin with SQLite, but I'm having a problem with an object that calls DependencyService, it is always null, and I can not find the solution. The following is the...
asked by 02.05.2016 / 16:44
3
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How can I tell if an ItemTapped was clicked?

I have ListView with a function so that every 30 seconds ListView is updated. When clicked on above an item from my ListView another screen at that time is called and unfortunately the ListView screen still keeps u...
asked by 28.08.2018 / 22:53
2
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Develop for iOS using C # in Visual Studio

I already developed in Java / Android, and wanted to develop for iOS, however the cost of having a Mac is expensive, I already have an iPhone. I saw that it was possible to develop using C # in Visual Studio for iOS. So, is Xamarin worth it?...
asked by 13.08.2014 / 02:17
1
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How to make an event work with xamarin.forms and C #

When I declare an event in my MainPage.xaml, I can not do the deployment. In the visual it says that the implantation was done successfully, but in my cell everything is white and can not even navigate in it, even music if I am listening I can n...
asked by 29.08.2017 / 21:58
1
answer

Login with facebook on Xamarin Forms with Azure Mobile Apps

I'm building an app (with xamarin.forms pcl ), where I have a facebook login using the Azure Mobile Client SDK . It is possible to perform the authentication, however, soon after the authentication, I try to make a listing in the api url: lin...
asked by 01.06.2017 / 04:14
1
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How to convert Byte [] to Image in Xamarin MVVM?

How to convert an array from bytes to Image to Xamarin ? I'm returning an image that is with the string type through a WebApi and therefore I need to make it appear in the Image component.     
asked by 09.11.2016 / 14:16
4
answers

Update ListView after return with PopAsync in Xamarin Forms

How to update ListView after returning to View using PopAsync ? I need the ListView to load its items after the Address Insertion View to record a new address. OBS: The PushAsync or PushModalAsync re...
asked by 10.01.2017 / 19:30