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Asymmetric encryption using keystore with fingerprint authentication
Hello, For my project I try to create a private and public key on keystore and keychain. But I would like protect the access of the keys with fingerprint authentification. I find a lot example to...
View ArticleHow to display .gif image as launchscreen in xamarin forms ios project
hi all, How to display .gif image as launchscreen in xamarin forms ios project ,i have idea in android project but i don't know how to do this in ios project if any one have idea about this please post...
View ArticleTrigger a Picker programmatically
Hi there, I have a picker as a children on my stacklayout. If i press it, the items at the picker are shown, and i can select one. So far so good. However i want to show it without having to press it,...
View Articleloading HTML with resources in application internal storage directory
My application tries to load a HTML string to webview. The HTML refers to an image file which is stored in the application internal storage directory "/data/data//files". The HTML is displayed, but a...
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Line Chart with OxyPlot.Xamarin.Forms show track on point tabbed
Hi, I'm working with a line chart with the OxyPlot.Xamarin.Forms plugin, this is the plot function: public PlotModel GetLineChart() { OnPropertyChanged("GraphModel"); var model = new PlotModel {...
View ArticleMismatch between the processor architecture
Hi. I am using Xamarin.Forms on Visual Studio 2017. I am trying to use a dll that is compiled on 64bit. When i run the app on android emulator, it has a warning of "mismatch between the processor...
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trying to add binding library
I am trying to add binding library "JiaoZiVideoPlayer" to my xamarin.android project but I am getting the following error _invokedynamic requires --min-sdk-version >= 26 _what this means and how I...
View ArticleAndroid 8.1/9 crash reports in AwaitTaskContinuation.RunOrScheduleAction on...
Hello, I am unable to track this crash, it seems to happen on very specific devices but it's outside my code and I believe it's xamarin related. The exception reported is...
View ArticleVideo can not start after clicking the play button after stop button.
Help me..... This is my Code..... button = FindViewById(Resource.Id.btnplay); button.Click += Button_Click; button1 = FindViewById<Button>(Resource.Id.btnstop); button1.Click += Button1_Click; }...
View Articlehow to add,update and delete the item to listview using grouping. this is my...
public ObservableCollection news { get; set; } public MainPage() { InitializeComponent(); news = new ObservableCollection<Listgrouping>(); news.Add( new Listgrouping("A", "A") { new Data() { Name...
View ArticleVideo can not start after clicking the play button after stop button.
Help me....... This is My Code.................................. button = FindViewById(Resource.Id.btnplay); button.Click += Button_Click; button1 = FindViewById<Button>(Resource.Id.btnstop);...
View Article[XAMARIN FORMS] problem of the link between my xaml view (with a picker) and...
Hello everyone, I have a small problem, I explain myself: here's what I did, I have a page with buttons (with different values) and a picker (see xaml code), when the user clicks on a button, normally...
View ArticleChange Button Text
I'm using Xamarin Forms to develop a Cross-Platform app. I want to change the Text of the button "Start Job" to something like "Finish". When clicking StartJob and then change to Finish Job.
View ArticleIssue with committing project in Gitlab
I created a new xamarin forms project in Visual Studio(Not a new one, took a copy of my old project) and tried to commit the entire project to Gitlab. For that, I created a new project in Gitlab and...
View ArticleAre bugs going to be fixed ever in xamarin.ios storyboard designer?
Hi there, there are millions of bugs, errors, half-done stuffs in the storyboard designer of xamarin.ios in VS (windows). Menus which empty with empty submenus, or with default texts (clearly the...
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Reproduce carousel view behaviour/animation/transition to a horizontal scroll...
Hey developers, I have so far tried to use a carousel view due to its ease of use and of course its performance. But I tried to show the tail of each UI elements (let's say we've a bunch of cards)...
View ArticleIssue in Xamarin Forms Carousel view in Android
Hi, I am trying to implement a carousel view in Xamarin.Forms. It is working fine on IOS but on Android I am getting an exception : System.DivideByZeroException: Attempted to divide by zero. I am stuck...
View ArticleI am unable to set the particular page in Carousel view
Hi, I am implemented the Carousel view using https://blog.xamarin.com/flip-through-items-with-xamarin-forms-carouselview/. And I am able to implement the Carousel, **But My Problem I want to set the...
View ArticleCan I keep a ListView Header in a fixed position?
Is there a way to force the ListView header to remain fixed at the top of the screen? On my Android emulator, its scrolling off the page.
View ArticleHow to download a file from url
Hi, I need to download a file from url but I cannot do that, How can I?
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