All Questions

115
votes
3answers
49394 views

When to use Xamarin.Forms vs Xamarin Native?

I am in need to make a choice between Xamarin.Forms vs Xamarin native apps. I want to go with Xamarin.Forms as UI code will be shared as well. So what are the drawbacks of Xamarin.Forms as compared ...
44
votes
10answers
23749 views

Warning major version 52 is newer than 51, the highest major version supported by this compiler

Basicly I'm super newbie and started internship in IT company. I installed VS with Xamarin. The problem that I'm facing is very frustrating. So even when i create empty project I can't compile it and ...
1
votes
2answers
92 views

Do I know if I need Multi-Dex enabled? (ClassNotFoundException)

Suddenly and seemingly for no reason at all, the following error starts presenting itself. After fighting it all day, I discovered enabling Multi-Dex resolved it. Is this error potentially caused by m...
246
votes
6answers
148667 views

Xamarin 2.0 vs Appcelerator Titanium vs PhoneGap

After all IDE evolutions (all platforms on topic are changed) of this year, i'm looking to understand what is the state of technology for those platforms. What are strengths and weaknesses of each on...
460
votes
7answers
43606 views

Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamarin C# and Java?

I came across Xamarin claims that their Mono implementation on Android and their C# compiled apps are faster than Java code. Did anyone perform actual benchmarks on very similar Java and C# code on di...
33
votes
1answers
9103 views

Is this a bug in MonoTouch GC?

Note: I've created a simple project—you can see how switching types between UIButton and CustomButton in storyboard changes GC behavior. I'm trying to get my head wrapped around MonoTouch garba...
30
votes
1answers
12032 views

Xamarin Forms Android App Crashes Running Debug with VS Android Emulator

I have a basic Xamarin Forms app I created. It works fine against the iOS simulator. However when I try and run with a VS Android Emulator (5.1in Marshmallow) it crashes every time upon opening. Even...
0
votes
1answers
1083 views

There is no export android package file in Xamarin 4.2

After update Xamarin in Visual Studio to 4.2 version, there is no "Export Android Package" option, instead of it there is "Archive" option, and when I use archive to create package it just create an u...
155
votes
13answers
101847 views

Failure [INSTALL_FAILED_UPDATE_INCOMPATIBLE] even if app appears to not be installed

When trying to deploy my app to the Android device I am getting the following error: Deployment failed because of an internal error: Failure [INSTALL_FAILED_UPDATE_INCOMPATIBLE] I am aware of this ...
26
votes
8answers
44649 views

Xamarin.Forms ListView: Set the highlight color of a tapped item

Using Xamarin.Forms, how can I define the highlight/background color of a selected/tapped ListView item? (My list has a black background and white text color, so the default highlight color on iOS is...

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