Runar Ovesen Hjerpbakk hjerpbakk

🌝

Full-stack TypeScript

Passionate, empathic and experienced developer, software architect and manager.

hjerpbakk / UITableVIew.html

Created July 22, 2014 19:50

UITableView from iOS re-created using CSS and HTML

	<!DOCTYPE html>
	<html>
	<head>

	<meta content="width=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0" name="viewport" />

	<style type="text/css">

	* {
	box-sizing:border-box;

hjerpbakk / BindablePicker.cs

Created July 17, 2014 19:26

A Picker-control for Xamarin.Forms which enables data binding through an ItemsSource and the SelectedItem.

	using System;
	using Xamarin.Forms;
	using System.Collections;

	namespace YourNamespace.Views.Controls {
	public class BindablePicker : Picker
	{
	public BindablePicker()
	{
	this.SelectedIndexChanged += OnSelectedIndexChanged;

hjerpbakk / TimePicker24HRenderer.cs

Last active June 15, 2017 16:51

Custom renderer for Xamarin.Forms TimePicker on iOS. This will make the TimePicker always show time using 24H format (aka no AM or PM).

	using MonoTouch.Foundation;
	using MonoTouch.UIKit;
	using Xamarin.Forms;
	using Xamarin.Forms.Platform.iOS;
	using PersonalTrainer.iOS.View.Controls;

	[assembly: ExportRenderer (typeof (TimePicker), typeof (TimePicker24HRenderer))]

	namespace YourNamespace.iOS.View.Controls {
	public class TimePicker24HRenderer : TimePickerRenderer {

hjerpbakk / LocalizationTests.cs

Created May 29, 2014 19:12

Example using LocalizationTester to verify iOS localizations using Xamarin.iOS

	[Test]
	public void VerifyLocalizations() {
	const string Path = "/Users/hjerpbakk/Code/BookScanner/BookScanner/BookScanner.iOS";
	var localizationTester = new LocalizationTester(Path);

	localizationTester.VerifyLocalizations("no", "en");
	}

hjerpbakk / ViewModelWithAsyncMethodCaller.cs

Created October 1, 2013 19:37

	public class ViewModelWithAsyncMethodCaller {
	private readonly AsyncMethodCaller asyncMethodCaller;

	public ViewModelWithAsyncMethodCaller(AsyncMethodCaller asyncMethodCaller) {
	this.asyncMethodCaller = asyncMethodCaller ?? new AsyncMethodCaller();
	}

	public string Message { get; set; }
	public string Result { get; set; }

hjerpbakk / ViewModelWithBackgroundWorker.cs

Last active December 24, 2015 10:19

	public class ViewModelWithBackgroundWorker {
	private readonly BackgroundWorker worker;

	public ViewModelWithBackgroundWorker() {
	worker = new BackgroundWorker();
	worker.DoWork += DoSomething;
	worker.RunWorkerCompleted += WorkCompleted;
	}

	public string Message { get; set; }

hjerpbakk / GoodTest.cs

Last active December 23, 2015 20:29

A well designed unit test example where the current day is hidden behind an abstraction. From: http://hjerpbakk.com/blog/2013/9/24/the-little-test-that-could-not.html

	[TestFixture]
	public class GoodUnitTestExample {
	[Test]
	public void AgeMustReturnCorrectAge() {
	IClock clock = new StubClock(new DateTime(2013, 9, 2));

	var aPerson = new PersonGood(clock) { TimeOfBirth = new DateTime(1983, 9, 8) };

	Assert.AreEqual(29, aPerson.Age);
	}

hjerpbakk / BadTest.cs

Last active December 23, 2015 20:29

A unit test that will periodically fail as the current day changes. From: http://hjerpbakk.com/blog/2013/9/24/the-little-test-that-could-not.html

	[TestFixture]
	public class BadUnitTestExample {
	[Test]
	public void AgeMustReturnCorrectAge_Bad() {
	var aPerson = new PersonBad { TimeOfBirth = new DateTime(1983, 9, 25) };

	Assert.AreEqual(29, aPerson.Age);
	}
	}

hjerpbakk / AsyncMethodCaller Sequence Diagram.txt

Last active December 19, 2015 14:29

Example sequence diagram from http://hjerpbakk.com/blog/2013/7/10/easy-online-uml-sequence-diagrams.html

	title AsyncMethodCaller

	participant "View Model" as vm
	participant "Service" as service

	vm -> service: CallMethodAndContinue
	activate vm
	activate service

	alt Work completed

hjerpbakk / GoodAndBadMocks.cs

Last active December 18, 2015 19:29

Use mocks sparingly and keep them simple! Never make a mock more complex. From http://hjerpbakk.com/blog/2013/6/21/ndc-2013-day-3.html

	[TestClass]
	public class MockExample
	{
	/// <summary>
	/// An interface for an imaginary stock service.
	/// </summary>
	public interface IStockService
	{
	double QuoteForTicker(string ticker);
	}