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Friday, 13 March 2020

Xamarin.Forms: How to identify website link broken or not reachable in Webview (C# - Xaml)

We know that WebView is a view for displaying web and HTML content in your app. Due to security, sometimes website links will not work with outside network, so we need to identify it to show custom dialog to user. 
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Thursday, 5 March 2020

Xamarin.Forms: how to prevent to open specific Url links from WebView (C# - Xaml)

We know that WebView is a view for displaying web and HTML content in your app. Due to security, sometimes we may need to restrict to open specific urls in our app. 

Wednesday, 19 February 2020

Xamarin.Forms Resolved: Cleartext HTTP traffic not permitted in Android

Starting with Android 9 (API level 28) cleartext(non-HTTPS) support is disabled by default? It is always recommended to make connections over HTTPS to ensure that any web communication is secure. This policy may have an impact on your development cycle if your app needs to download an image or file on a server hasn’t been configured for HTTPS.

Tuesday, 18 February 2020

Xamarin.Forms Custom Renderer: Borderless Entry (C# - Xaml)

In this article, we can learn how to create entry without border using custom renderer

In Xamarin.Forms, there is no way to set border less properties to Entry in Xaml. Alternately we have to use custom renderers in platform specific projects like below

Thursday, 19 December 2019

Xamarin: How to sign an Android APK file in Visual Studio for Mac for beginners

After an application has been coded and tested, it is necessary to prepare a package for distribution. The first task in preparing this package is to build the application for release, which mainly entails setting some application attributes. In this article, we can learn how o sign Android APK in Visual studio for Mac.

Tuesday, 17 December 2019

Format DatePicker value to MM/dd/yyyy or MM-dd-yyyy in Xamarin.Forms (C# - Xaml)

In Xamarin.Forms, we can format datepicker value to specific date format using "Format" property in Xaml or C# code. But you might be faced the issues with date format. For example if you set datepicker Format to "MM/dd/yyyy", value will be shown in different format for some devices like "MM-dd-yyyy". In this article, we can learn how to fix this issues.

Friday, 13 December 2019

Resolved: UnauthorizedAccessException for write or read file in Xamarin.Forms Android (C# - Xaml)


Android considers accessing external storage to be a dangerous permission, which typically requires the user to grant their permission to access the resource. The user may revoke this permission at any time. This means that a run time permission request should be performed prior to any file access. Apps are automatically granted permissions to read and write their own private files. It is possible for apps to read and write the private files that belong to other apps after being granted permission by the user.

Sunday, 28 April 2019

MSAL: Azure Active Directory Authentication in Xamarin.Forms (C# - Xaml)

Microsoft Authentication Library (MSAL) is Latest generation of Microsoft authentication libraries. Allow you to acquire tokens for users signing-in to your application with Azure AD (work and school accounts), Microsoft (personal) accounts (MSA) and Azure AD B2C. It will also soon support a direct connection to ADFS 2019.

Wednesday, 3 April 2019

Visual Studio 2019 for Mac Update: Support for multiple instances


Visual Studio for Mac has always had support for opening multiple solutions in one window. But we’ve heard a lot of requests to support multiple windows for the IDE. Previously there is no option to open multiple instance’s of visual studio in Mac, manually I was used below command to open new instance of visual studio for mac.

Fortunately, Visual Studio for Mac now supports opening multiple instances of the IDE from the dock.


Step 1: Install latest Visual Studio 2019 for Mac from here.
Step 2: To open a new instance, right-click on the icon in the dock and select New Instance:

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Monday, 1 April 2019

Xamarin.Forms: How To Change GitHub Repository Language For C# Projects

We all know that Xamarin.Forms programming language is "C#". But I was struggling to get my GitHub repository to show my Xamarin.Forms project as “C#” and not as Java/other language. If you have this same problem, this article can teach you about "how to manually change GitHub repository language for xamarin.forms project to Csharp Language".
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