Xamarin.Forms: Validation using Behaviors
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View ArticleFeature Toggles: Client
Intro I’m totally in love with the concept of feature toggles. To make a long story short, a Feature Toggle is a strategy used for managing continuous delivery. Thus, it’s an alternative to branching...
View ArticleBuilding Mobile Apps with F# and Domain Driven Design
The video I provided below discusses an app that I’m building in which I harness Domain Driven Design with F#.
View ArticleF#: 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:
View ArticleF#: GPS Midpoint and Distance functions
I scoured the internet and hacked together some F# functions. These functions include the following: 1. Calculate distance between two coordinates 2. Calculate midpoint between two coordinates Here’s...
View ArticleXamarin: 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...
View ArticleMasterminds (Vol. 50)
Order fulfillment TDD applied prescriptively Thought leaders I agree with https://youtu.be/gh51wC-ARO0
View ArticleAzure Topic Subscription using Filter
Here's how I once implemented an Azure Topic subscription:
View ArticleAzure Topic Listener on Mobile
Here's my brain dump before for a mobile app running an Azure Topic Listener: SubscriptionInfo Listener
View ArticleImplementing F# inspired Result in C#
Here's a F# inspired Result type implemented in C#: public class Error { public Error(string error) => Value = error; public string Value { get; } } public class Result<T> { readonly string...
View ArticleF# SQLProvider: In Action
Intro There's an F# library that provides an ORM experience that is arguably superior to Entity Framework. This library is the SqlProvider. Establishing Connection The following code establishes a...
View ArticleF# Domain Modeling: IRS Tax Form 8889
I've discovered that IRS tax forms can serve as mind-numbing code katas. I attempted to domain model HSA Form 8889 in F#. The code can be found on my GitHub account. Language namespace HSATaxForm_2020...
View ArticleF#: Azure Service Bus (Topic Subscription)
Azure Topic Listener namespace Notifications.DataGateway open System open System.Text open System.Diagnostics open System.Threading.Tasks open Azure.Messaging.ServiceBus open Newtonsoft.Json open...
View ArticlePulumi Code Examples
My hobby project consists of building a mobile delivery platform. Thus, I needed some Infrastructure as Code (aka: IaC) to provision deployments. My goal was to have code structured as follows:...
View ArticleHow to Create a Bearer Token
Intro Here's the code that I learned to create for generating an authorization token: Writing the Test The following test was written to generate a bearer token: [<Test>] let ``get authorization...
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