Questions tagged as 'xamarin'

Tagged questions
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Error Can not convert to color: type = 0x2

In xamarin, when debugging the application, this error appears    Can not convert to color: type = 0x2 in method SetSupportActionBar(...); Excerpt: Android.Support.V7.Widget.Toolbar myToolbar = FindViewById<Android.Suppor...
asked by 28.04.2016 / 21:33
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UIPickerView 3 columns

I want to do a uipickerview with three columns, but only the first appears loaded other empty, I can not find the error if someone knows how to solve thank you. Here is the code: staticstring[]nomesPeso=newstring[]{"Back Squat",...
asked by 04.04.2016 / 18:21
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Mismatch between processor architectures

I'm completely new to the mobile application development world. When trying to run a test application I get this error twice:   C: \ Windows \ Microsoft.NET \ Framework \ v4.0.30319 \ mscorlib.dll "," x86 ", and" .   This mismatch may cause r...
asked by 28.09.2015 / 15:14
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Script for first charge sqlite Xamarin Android

I need to create a first load script for our application, the problem and that we have two BLOB fields in our table, it is very large with this would like to see the best way to implement this first load?     
asked by 06.07.2015 / 22:20
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Open PDF on iOS mobile using Xamarin - C #

Does anyone know how I can open a PDF that is in the local iOS folder using the Xamarin platform? I've researched and tested it in many ways, but none of it works.     
asked by 07.07.2015 / 15:17
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Added components in Xamarin Studio 4.x / 5.x and Android Designer

When using the Xamarin Studio 4.x / 5.x Interface Designer tool on the Windows 8 / 8.1 platform I can not add components to the screen, when trying to drag and drop a toolbar component to the interface, the same is not applied (stays on the scre...
asked by 29.06.2014 / 14:53
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How to show an exception message if the user does not check a radio button on Xamarin Android?

I need to display an error message on the screen if the user does not check a radio button. In this code, there are 13 radio buttons separated into 4 radio groups I tried to use try / catch and if / else, but the screen does not show the Toast e...
asked by 17.10.2017 / 15:03
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Two fields in a picker - Xamarin Forms

Is it possible to have 2 fields in Picker ? Today I have a Category listing and would like to be able to put the Category Code up front. TheXAMLcodeforPicker:<Pickerx:Name="pckCategoria" Title="Selecione uma...
asked by 04.07.2018 / 23:00
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Error restoring nuget packets, UWP project

I have a Xamarin UWP project, and while doing the build of the project, a series of errors p>    Severity Code Description Project File Line Suppression State   Error System.Collections.Concurrent 4.0.10 is not compatible with   U...
asked by 30.09.2016 / 18:07
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How does development work for Xamarin?

If I want to create an app in Xamarin for Ios, am I required to have a Mac? Xamarin creates the native code of other platforms in real time?
asked by 08.10.2016 / 03:20