Questions tagged as 'xamarin.forms'

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Problem connection to WCF service in xamarin forms windows uwp

Good afternoon, you see, I'm trying to connect a xamarin forms solution with the sqlserver database. I have developed a wcf service in visual studio, which makes this connection. In Android and I have been able to add that service as a web refer...
asked by 26.01.2018 / 12:26
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Background tasks-Xamarin forms

The specific question is, if in xamarin forms can tasks be executed in the background or does it have to be native in each platform?     
asked by 22.01.2018 / 20:56
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How to rotate an image converted into a byte array in C #?

I'm using Xamarin.Forms to take a photo which I take it vertically and I have a photo more or less like this: This photo is a byte array and I save it in a SQL Server database, but when I show it it is rotated like this: This o...
asked by 23.01.2018 / 16:55
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TabbedPage with icons in UWP

Good morning, I tried to place icons to my UWP app but they did not show me someone could help me create a styles file ' <local:IconConverter x:Key="IconConverter" /> <Style x:Key="TabbedPageStyle2" TargetType="uwp:FormsPivot">...
asked by 02.01.2018 / 13:11
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Visual Studio Error "Could not locate Java 6 or 7 SDK"

Hello everyone, I have an error compiling my Xamarin Forms project solution, I get the following error Gravedad Código Descripción Proyecto Archivo Línea Estado de supresión Error Could not locate Java 6 or 7 SDK. (Download...
asked by 28.11.2017 / 16:49
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how to remove pins from the map?

I am developing a multiplatform application in xamarin with google maps, to start I used the next xamarin sample. Sample custom renderer The only thing that I have added to that example is that the values of the pins are given dynamicall...
asked by 08.10.2017 / 22:17
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How do I solve this problem in Xamarin Visual Studio?

Create a new project and at the start I got this error: Did someone go through this?     
asked by 25.10.2017 / 03:14
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Create a Local DB in xamarin form using SQLite and Linq for a model obtained from an API Service

Greetings, I need a mobile application that obtains data from an API Service to work also offline, for this I must create a local table that stores the model with the information that I bring from the API when there is an internet connection,...
asked by 23.09.2017 / 03:34
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Problem with Google Maps map for Xamarin Forms

I'm doing a small project about integrating Google Maps in Xamarin Forms and I do not get any errors just that it does not show me the map, it shows me the screen in gray. public class MapPage : ContentPage { Map map; public MapPage()...
asked by 27.07.2017 / 00:45
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Connection to SQL SERVER xamarin forms for uwp

Hi, can anyone by any chance know how to connect to a database of sqlserver through xamarin forms ? for the android and ios solutions, the sqlconnection of system.data.sqlclient serves me, but for the solution I...
asked by 26.07.2017 / 07:03