Forms9Patch: Simplify multi-device image management in your PCL Xamarin.Forms...
Announcement of Form9Patch Xamarin Forms is great for developing apps on Android and iOS but it is missing two important tools for developers: scalable images and PCL multi-screen image management....
View ArticleCopy/Paste menu not shown when Editor with wrapped text
I have been struggling with this problem for many years. I am surprised, no one faced this issue. While I was writing this question, I found the solution. I had an Editor control. The problem was that...
View ArticleHow Do I have access to groups name in Drag Over UWP
Best regards, I am trying to move an item between groups, so i need to calculate the destination group index and the index position inside that group. My data structucture is Groups[0] = Sales 0 Item 1...
View ArticleiOS 9.1 change in App Transport Security behaviour: breaks upload
I have an application which uses NSUrlSessionUploadTask to deliver files to my server. This is an application that is expected to work on an intranet, so host-names are not known at compile time. As...
View Article"CheckDuplicateJavaLibraries" task failed unexpectedly.
Any one could help me with my issue I can't fix it /Library/Frameworks/Mono.framework/External/xbuild/Xamarin/Android/Xamarin.Android.Common.targets(3,3): Error MSB4018: The...
View ArticleXamarin Forms MainActivity SetContentView app crash
Hello, If I try to use a axml resource on Android project the app crashes with the following error: 05-15 11:41:25.284 I/MonoDroid(22459): UNHANDLED EXCEPTION: 05-15 11:41:25.354 I/MonoDroid(22459):...
View ArticleIs there any way to implement a Xamarin App in a mobile phone through Bluetooth?
I know this question will probably was already ask by somebody, but, is there any way to implement apps for testing through bluetooth in your mobile phones?, so to say, for example debug?, or at least...
View Articledependency for SMS Retriever API
I am trying to implement SMS Retriever API. But I am unable to find classes like SmsRetrieverClient I have added following dependency from nuget "Xamarin.GooglePlayServices.Auth" still Not able to...
View ArticleSystem.ObjectDisposedException: Cannot access a disposed object
Hi, I am dealing with a very strange situation. I have a Xamarin.Android project, and I used to work on Xamarin Studio to build and debug the application. But, then my system broke down, so I have to...
View ArticleChange the declared font size
Hi, I'm sorry if this is a noob question but I'm just beginning with the xamarin.ios world. I've declared my custom font in my appDelegate class inside the FinishedLaunching method just like this:...
View ArticleXamarin Android HttpClient Not Working
hi all I use this code for httpclient private async void Btn_Click(object sender, System.EventArgs e) { var uri = new Uri("http://www.pizzaboy.de/app/pizzaboy.json"); HttpClient myClient = new...
View ArticleCannot register: Multiple constructors found in ViewModel but none marked...
Showing error. How to resolve it?
View ArticleSplash Screen
Hello, I'm working on a project using Xamarin.Forms for Android and iOS, with PCL support. Is there currently a place where I can put a splash for both Android and iOS, or would I have to add the...
View ArticleNeed to add Column Titles to a ListView
I am using a ListView Horizontally. Example of Data: John Smith 25 Male Jane Smith 24 Female Joe Smith 26 Male I want to add a Title to each of the Columns. I am new to Xamarin. Could anyone help....
View ArticleHow to use SQLCipher with SQLite net
I am using Sqlite according to documentation I can encrypt my database with SQLCipher but I dont know how to use it I just update my sqlite version but what is next...
View ArticleCarbon driver not been ported to 64bits . few parts of Windows.Forms will...
I'm getting a runtime crash in debug target with everything at the latest version from the stable channel. I get the following error and stack trace: WARNING: The Carbon driver has not been ported to...
View Articleerror : java.lang.IllegalArgumentException: already added :...
Hello, 2> Uncaught translation error: java.lang.IllegalArgumentException: already added: Landroid/support/v4/accessibilityservice/AccessibilityServiceInfoCompat; (TaskId:343) 2> Uncaught...
View ArticleRestSharp vs HttpClient
Hi, I need to consume the web api designed in our app (iOS/Android) and I inherited a wrapper of RestSharp. Everything was working fine until we realized dates sent form the server in UTC format (ie:...
View ArticleSponsors needed for conducting Xamarin Events in Hyderabad , India
My Self Venkataramana Madugula and i'm a Xamarin certified developer. I'm interested in conducting Xamarin Dev Days Event and i can present topics as well. I'm looking out for sponsors here for the...
View ArticleMetal texture doesn't disposed
Hi, I'm developing an enterprise (not game) app based on Metal API, and I have critical issue: Metal textures aren't releasing it's memory after dispose, what is leading to extensive memory leaks and...
View Article