Connecting a Database without Web Services
Hello! I am learning how to build apps by creating a small view to see what tickets I have in my queue for work. I am having trouble figuring out where I add the database connection string and sign in...
View ArticleXamarin.iOS project HttpClient implementation
Hi All, Among the options available for http client implementations, NSUrlSession is the mostly recommended option. Is there any difference how this implementation behave between debug and release...
View ArticleEmpty Layout
I'm new to xamarin android in visual studio and have a problem with the designer I cannot figure out. I used to have the source and the view side by side and I was very happy with that. I did...
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Blank view loads when we minimize the app using device back button and...
Hi All, I am new to Xamarin and trying to develop an application. There is an tiles when when i click on it will open new page with data from VM. It works fine when we stay in same app. or if we click...
View ArticleRequestPermission Is Null
Hi, Am new to Xamarin development, have found some code from these forums that gets me to connect to a usb device (a thermal printer in this case). Am trying to request permissions, but the request...
View Articlehow to validate mobile user in webapi on webapp
I have one mobile app and this mobile app are Authontication by using AzureADB2C and aslo webapp are Authontication use AzureADB2C. but webapp webapi are access any one i want to this access only...
View ArticleShell Search handler not showing in page
I have a page where the shell handler is not showing. And I am wondering if it is because if has been navigated to? It is not one of the base Shell Tab pages. View 1 -> View 1 -> View 3. In my...
View ArticleShell.SearchHandler
Cannot put SearchHandler when She'll.NavBar IsVisible = "False" does not appear ... is there any way?
View Articlei m unable to call delegate method this my code
public partial class CommentCell : UITableViewCell, IUITextViewDelegate { public static readonly NSString Key = new NSString("CommentCell"); public static readonly UINib Nib; nfloat...
View ArticleDoes Android try to "recover" from a crash?
Hi all, I am working on a suppose bug that causes the application not to recover properly. I was told that by default Android will try to restart the app when it crashes by relaunching the entry point...
View ArticleHamburger icon iOS (Xamarin.Forms)
I followed this wonderful blog post and my hamburger menu works great... on Android. The icon appears, and it is even animated. On iOS I don't get the hamburger. I have put a hamburger icon into the...
View ArticleIssue: starting the main activity in other package using an explicit intent.
Java.Lang.RuntimeException: 'Unable to instantiate activity ComponentInfo{com.ultimate.testgetintent/com.ultimate.testgetintent.MainActivity}: java.lang.ClassNotFoundException: Didn't find class...
View ArticleUpdated / In development Signature Pad?
Anyone know of an updated or still in development Signature Pad out there? Xamarin.Controls.SignaturePad.Forms hasn't been updated since 2018.
View ArticleAccess Picker Within ListView
I have a list and each item in the list has a picker. When the user changes the value of the picker I want to be able to access that in my ViewModel. However, the data binding never calls anything....
View ArticleGoogle places API in Xamarin Form app
Hi, i was googleing a bit but I didn't find the information I need: i would like to know if there a way to filter google places by category, I mean, say i would like to show on a map all the gas...
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Raise Property Changed from child
Hello, I would like to notify Basket property "Total" when a product value is updated. I really don't know how to do that. I'm using PRISM. ` public class Basket : BindableBase { public Basket() {...
View ArticleXamarin.Android and "Foreign" Languages
I have an App in the Play Store that works fine in English. I recently received a message from a user that it crashes upon launch on his Samsung Galaxy Tab A (Android 7) that was set up with French as...
View ArticleHow to display images that i will receive from my back end through AZURE...
I am trying to send an image along with notification from my backend code, i need to dispaly it in UI. I am not using service extension, and i am using UserNotificationCenterDelegate. i dont want as it...
View Articleproblem with the Xamarin IDE in VS.. how can I install an older version of...
hello everybody.. how can I install an older version of visual studio 2019 community? i am looking for V-16.5.5 installer first. with today latest version 16.6.1 the IDE (for win) constantly being...
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