Christian Findlay MelbourneDeveloper

🏠

Working from home

Director of Nimblesite, a Melbourne based software services company focusing on mobile apps with Flutter, .NET and Cloud

MelbourneDeveloper / expvsstat.cs

Created October 17, 2020 04:29

Expressions Vs Statements

	public static string ToUppercaseExpression(this string currentString) =>
	new string(currentString.Select(c => (char)(c < 97 \|\| c > 122 ? c : c - 32)).ToArray());

	public static string ToUppercaseStatements(this string currentString)
	{
	var returnValue = new StringBuilder();
	foreach(var c in currentString)
	{
	if(c < 97 \|\| c > 122)
	{

MelbourneDeveloper / fsharplists.cs

Created October 17, 2020 04:30

F# Lists

	using Microsoft.FSharp.Collections;
	using System;

	namespace ConsoleApp2
	{
	class Program
	{
	static void Main(string[] args)
	{
	var numbers = FSharpList<int>.Cons(

MelbourneDeveloper / Query.fs

Created October 17, 2020 04:32

F# Query

	let query1 =
	query {
	for customer in db.Customers do
	select customer
	}

MelbourneDeveloper / Point.cs

Created October 17, 2020 05:01

F# Point Record as C#

	using System;
	using System.Collections;
	using System.Diagnostics;
	using System.Runtime.CompilerServices;
	using Microsoft.FSharp.Core;

	namespace FSharpLibrary
	{
	// Token: 0x02000002 RID: 2
	[CompilationMapping(SourceConstructFlags.RecordType)]

MelbourneDeveloper / CsharpPoint.cs

Created October 17, 2020 05:06

C# Point Record

	using System;
	using System.Collections.Generic;
	using System.Runtime.CompilerServices;

	namespace FSharpFromCSharp
	{
	// Token: 0x02000006 RID: 6
	public class CsharpPoint : IEquatable<CsharpPoint>
	{
	// Token: 0x06000006 RID: 6 RVA: 0x0000209B File Offset: 0x0000029B

MelbourneDeveloper / Shape.fs

Last active October 17, 2020 07:00

F# Shape Discriminated Union

	type Shape =
	\| Rectangle of width : float * length : float
	\| Circle of radius : float
	\| Prism of width : float * float * height : float

MelbourneDeveloper / ShapeDS.cs

Created October 17, 2020 06:59

C# Use Discriminated Union

	static void Main(string[] args)
	{
	FSharpLibrary.Shape shape = FSharpLibrary.Shape.NewCircle(1);
	Console.WriteLine($"Is this a rectangle: {shape.IsRectangle}");
	}

MelbourneDeveloper / Program.cs

Last active October 24, 2020 22:28

Observable.Create Example

	using System;
	using System.Collections.Generic;
	using System.Linq;
	using System.Reactive.Linq;
	using System.Threading;
	using System.Threading.Tasks;

	namespace Example
	{
	internal class Program

MelbourneDeveloper / PubSub.cs

Last active October 24, 2020 02:27

An example of simple messaging with observables

MelbourneDeveloper / PubSub2.cs

Last active October 24, 2020 02:35

An example of simple messaging with observable