What is the best back-end web development language?
What is the best back-end web development language?
View ArticleHow to solve Newtonsoft.Json.JsonReaderException:
I am adding some data to API. But I am getting an error Newtonsoft.Json.JsonReaderException: .. While debugging in response variable I am getting {StatusCode: 500, ReasonPhrase: 'Internal Server...
View ArticleUnable to scan Driving Licence(Barcode PDF417) using Zxing
I am using following code for DL scan. DL scan is not working. var options = new MobileBarcodeScanningOptions { AutoRotate = false, UseFrontCameraIfAvailable = false, TryHarder = true,...
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Xamarin Forms - FontAwesome works iOS,Android but UWP display [x]
Hello dear Xamariners ! I'm wasting a lot of time trying to figure out why FontAwesome doesn't work on Android & iOS. No need to tell you that I've tried several solutions I found on this forum. To...
View ArticleInvoke javascript from button click to highlight the html content.
I have a button and web view in the page. On click of button i need to run a external JavaScript function on web view(html content). Javascript is not linked to html page anywhere, ts separate file....
View ArticleBasic Local Storage - How to?
Hi, I have seen sqlite but I am asking what if I want a simple local storage just to save one variable user_id to determine the user ID? What's the best way yo do it so even if the user closes the app...
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MM2001: Could not link assemblies.
I was trying to build an app in release configuration, but I'm getting an error I don't have the reference to System.Web in my project. The only file that contains "system.web" text is machine.config...
View ArticleXamarin Forms not Debugging and ZXing freezing all the application
Hey you guys, I made an application to read some QR Codes using Zxing on Xamarin. Days before yesterday, it was working good, but since yesterday I have this problem: I put a breakpoint in...
View ArticleAnimate button when pushed by entry set to visible?
I have a button that is centered, and when a entry is set to visible - the button is pushed sideways. Right now the motion happens to quickly - is there anyway I can slow the motion down?
View ArticleHow to Work With Xam.Plugin.PushNotification
Severity Code Description Project File Line Suppression State Warning NU1701 Package 'Newtonsoft.Json 8.0.3' was restored using '.NETFramework,Version=v4.6.1' instead of the project target framework...
View ArticleDouble-tapping in Xamarin.Forms on Android
We've found some rather annoying issues with multiple taps and navigation on Android using Xamarin.Forms. Let's say there's a button press and in the handler there's a bog-standard await...
View ArticleChangeCanExecute is not working, why?
Hello there! I have some commands on my ViewModels, and I realized that I can them multiple times at the same time, and is getting me some troubles with updating data from a WebApi. The basic structure...
View ArticleDisplayAlert not showing on Xamarin.Forms
I am a real beginner in cross-platform programming, .NET and C#. I wrote a simple program, at the end it should pop up a window about who won the game. I'm using XAML with MVVM, I have an event in the...
View ArticleUse Wifi network with no internet
Hello, i need to create app which needs to use wi-fi network which has no internet. I found possibility to do it using connectivitymanager and network callback, but I found code only in Java and I have...
View ArticleHow to use NEW Upload Key to sign app update and upload to Google Play store?
Hi, Somehow I managed to save the wrong keystore for my Android app that I developed using Xamarin and already published. When I wanted to upload an update to the Google Play Store with the keystore...
View ArticleDetect if Image not visible to user | ScrollView | COntentPage
Hi. I Have 1 problem. I have ContentPage. In the start of this page i have Image element and another content in stack layout etc... All content inside Scroll View Now I want to catch, when user scroll...
View ArticleUnable to share file using chooser intent and FileProvider
Hi I am currently having an issue when trying to share a file using a FileProvider. In all but one test instance, the file is not available to the application selected from the chooser intent. Running...
View ArticleForms or Android ?
I want to building apps "fastly". IOS not importand for me. Which one i must use? xamarin.android or xamarin.forms ? Which one is easyer?
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Grid Column expands when Label break line
Greetings everyone, I'm having a problem when my Label binded with the text "displayString" inside the listview stacklayout is too large and breaks the line, expanding the column it belongs, its shown...
View Articlehow to display .gif image as launch screen(splash screen) in xamarin forms ios
how to display .gif image as launch screen(splash screen) in xamarin forms ios.i have idea in xamarin forms android but i don't have idea in ios.please share with me if any one have idea
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