Notification based on the state of the App
Hi, Please help me with my queries. (1) I would like to notify the user every (x) minutes only when the app is in sleep state. Also, I would like to resume the app to active state. (2) If the app is in...
View Article"LinkAssemblies" task failed unexpectedly. System.NullReferenceException:...
Hi, After updating to the latest Xamarin I'm now unable to do a release build on either Visual Studio 2015 or 2017. Please see below the output log using SDK Assemblies Only. I am using a Min build of...
View ArticleCannot fully hide middle row when bottom row has data
I'm pretty new to Xamarin so I may be missing something simple, but I cannot for the life of me get a layout going in a ListView which can dynamically adjust the vertical height of the element when...
View ArticleHow can I setup a Xamarin Forms project that uses MvvmCross as the framework?
I'm running into trouble when I try to install MvvmCross.Forms on my Project.Core project. To give as much information as possible, I'll share a step by step guide to how I setup my project. Step 1:...
View ArticleMulti-Dex and "java.exe" exited with code 2
Hello, I had an error: "java.exe" exited with code 2, then activate multi-dex and now shows this warning: 1>can't write resource [META-INF/MANIFEST.MF] (Duplicate zip entry...
View ArticleImage not showing
Hey guys, I am trying to make a very basic contentPage with just 2 buttons and an image. But no matter what I am trying, the image does not show .. Am I getting crazy or just missing something ? I made...
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Question about TouchEffect xamarin sample
Hi guys, today I copy the implementation of DraggableBoxViewDraggingPage.xaml from...
View ArticleAutomatic expandable editor
Basically I want an input field, which expands whenever the user puts too much text in it. There are several approaches out there trying to achieve this. The problem exists in web developement too and...
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Error:Execution failed for task ':app:processDebugManifest'
Error:Execution failed for task ':app:processDebugManifest'. Manifest merger failed with multiple errors, see logs please help
View ArticleInitializeComponent does not exist in the current context error
Hi, The error CS0103 (The name 'InitializeComponent' does not exist in the current context) has started appearing after doing a build of our Xamarin Forms solution. The build, however, appears to have...
View ArticleCountdown Timer in Xamain.Forms App
I am trying to convert Xamarin.Android app to Xamarin.Forms, I nedd to have a countdown timer for exam format which will keep updating a label while we use the app. Once timer goes off message is...
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Have a countdown timer in Listview items
Hey guys , i'm having a small issue and no idea how to approach it . I have a listview with several items , each have a time limit . I can display the time on the listview when creating it but i have...
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The "LinkAssemblies" task failed unexpectedly error while building the...
Hi, I'm getting the below error while building the application using linking SDK assemblies option and with out shared runtime (as shared run time causing error while release the application.) Severity...
View ArticleSporadic libsqlite3_xamarin crashes on Android
Hi, according to Android vitals in Google Play Store, sporadic crashes around libsqlite3_xamarin.so occur on different devices, Android versions (5/6/7) and processor architectures (arm, arm64,...)....
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Newly created pages just sporadically stop working. Solution doesn't compile,...
So I’ve been working merrily for a few weeks on an App and all has been OK. Today I’ve had nothing but issues and now I’ve hit a total roadblock. My solution now has 227 errors across the three pages...
View ArticleHow to delete images from the filesystem?
Hello. I'm tryng to delete some image from my app, but I can't find anything that help me to do it. I'm using xamarin forms. I would like to delete a picture after take it. After taking the photo, with...
View ArticleXamarin
I'm Start read application in Xamarin and have Problem I'm when read this Code Not working the program ` private int p = 11; private int p1 = 1000; private int temp1; private int temp2; protected...
View ArticleCurious if DataBinding can support nested properties?
I am looking to do something like this <Grid BindingContext={StaticResource model}"> <Label Grid.Row="6" Grid.Column="2" Text="{Binding MySystem.SystemName}" Font="Large"/> </Grid or...
View ArticleExtended DatePicker? How to disable certains days from DatePicker?
Hello there, I'm trying to disable certain days, like weekends, from a datepicker, but it seems I can only set min and max selectable dates. Is there anyway to achieve that? or is there any compatible...
View ArticleIs it possible to get Microsoft.Azure.Devices SDK working on Xamarin.Forms...
Xamarin.Forms PCL Installing Microsoft.Azure.Devices 1.3.2 on Portable Class Library (Windows 8/8.1 removed as targets) Could not install package 'Microsoft.Azure.Devices 1.3.2'. You are trying to...
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