Google SubramanyamRaju Xamarin & Windows App Dev Tutorials

Sunday 4 October 2020

How to auto-capitalize keyboard/entry in xamarin forms


The Keyboard class also has a Create factory method that can be used to customize a keyboard by specifying capitalization, spellcheck, and suggestion behavior

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Thursday 30 April 2020

Resolved: ScrollTo not working with grouped ListView in Xamarin.Forms


Sometimes ListView contains a grouped ItemsSource represented by a custom model class, and we may need to scroll to first item programatically.

Thursday 23 April 2020

How to get a keyboard start capital letter in Entry in xamarin.Forms (C# - Xaml)


The Entry control defines a Keyboard property that allows an app to select the virtual keyboard that is displayed for the control. For example, a keyboard for entering a phone number should be different from a keyboard for entering an email address.

Monday 13 April 2020



Android considers accessing device location to be a secure 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 location permission.

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. 

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.
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