Xamarin: Building a Real-time Listener for an Azure Topic

Recently, I had to implement an Azure Topic subscription within my Xamarin app. AzureTopicListener The code below is what I built to get my Xamarin app to subscribe to Azure topic that relies on a filter rule: Test Here's a test that I wrote:

Implementing a custom Checkbox control

Building a Custom Checkbox Control This post is a code dump for a custom checkbox control. There's four main parts for this: Custom Control * Bindings * XAML Host Page * XAML * Viewmodel Bindings XAML Host Page Viewmodel

Xamarin.Forms: ShellContent Navigation

Intro I came across a scenario in which my app exposed multiple methods for navigating to a particular page. Method 1: XAML One exposed method was from the app menu in which the navigation was implemented in XAML: Method 2: Code-behind of  Initial page Another exposed method was to perform navigation from another page's code-behind: Method …

F#: Implementing a Countdown Timer

I wrote the following F# code to implement a countdown timer: Here's the UI that reflects the countdown timer:

Xamarin.Forms: Conditional StringFormat

The following is a technique used for formatting data-bound text within XAML: Here's the result:

F# & Xamarin: Filtering Restaurant Menu

F#: Remove First Occurrence in List

The following function removes the first occurrence of an item in a list: I needed the code to remove items from a shopping cart that I built: Here's how I referenced it:

Xamarin.Forms: Implementing Navigation Item styling

Xamarin.Forms – Obfuscate Bankcard Number

   

Xamarin.Forms: Validation using Behaviors

xmlns:converters="clr-namespace:Account.UI.Converters"