Questions tagged as 'xamarin'

Tagged questions
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Refresh Page after PopAsync in XamarinForms

I have a page with the expense list that contains travel information such as Gross Amount, Expense and Net Amount and also a list with the expenses of my trip. The problem is that when I edit or create a new expense, and give the PopAsync comman...
asked by 12.10.2017 / 02:47
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Restricting the operation of some Android buttons

I've been trying for a few days, some alternatives to locking the buttons on a tablet, and then I need them to work again. I'll show you some ways I've done and which one is working the best possible way so far. This was the first attempt, ho...
asked by 20.10.2017 / 14:13
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How do I get my App to receive notification even closed or blocked

If I lock the cell's screen and leave the App open, I receive Notifications, but if I close the App I can not receive any more. The problem that when it started working, it was getting in every situation and it suddenly did not work anymore. I'm...
asked by 29.09.2017 / 19:05
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Doubt with project creation in firebase

I had several projects in the firebase and when I went to create another it triggered this message: 3 projects missing to reach the limit , even though I was dropping all, which was what I did and the message continues, but a question has aris...
asked by 01.10.2017 / 14:36
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How to show my cell in vs2017 and compile with it?

Today I use vysor to create my applications. Without Vysor, I can not see my cell (J500M) in the VS2017 debug bar. Is there another way for me to plug any mobile phone and appear on VS2017 without the use of third-party apps?     
asked by 27.09.2017 / 20:27
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Create Grid Master / Detail

How do I create two Grid Master / Detail in Xamarin.Forms (Android / IOS)? The difficulty is not in creating the grid, but rather implementing the Master / Detail     
asked by 08.10.2017 / 20:51
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Error while compiling project xamarin.forms

I'm having this error:    The "XamlCTask" task was not instantiated from   "C: \ Labs \ FCM-Xamarin-Forms-master \ FCM \ packages \ Xamarin.Forms.2.2.0.45 \ build \ portable-win + net45 + wp80 + win81 + wpa81 + MonoAndroid10 + MonoTouch10 + X...
asked by 26.09.2017 / 12:03
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Error of: Unauthorized

I downloaded a project to test push notification. I'm trying in many ways and without success. This project is from a guy named HabibAli . When Squeeze gives the error of    Unauthorized This is the program code for sending notifications...
asked by 26.09.2017 / 12:49
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How to use ConstraintLayout in Xamarin

Hello, I would like to know how to use ConstraintLayout in Xamarin for Android, I use Visual Studio Community 2017. I have already installed the NuGet packages, I have updated my Android SDK, set the minimum versions of the project to 7.1 (AP...
asked by 20.09.2017 / 23:38
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Application xamarin.forms stopped from nowhere

I was making a code to receive notification and suddenly the application does not run anymore. Compiles, Deploys, but it takes time to consume the service and this message appears: Android project stopped continue / ok. My MainActivity: us...
asked by 21.09.2017 / 22:05