MartinZikmund

Programming Achievements: How to Level Up as a Developer

1. Select a particular experience to pursue.
2. Pursue that experience to completion. (Achievement unlocked!)
3. Reflect on that experience. Really soak it in. Maybe a blog post would be in order?
4. Return to Step 1, this time selecting a new experience.

This gist is a fork of the gist from this blog post.

MartinZikmund

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"             
             x:Class="MyAwesomeApp.HomePage"
             xmlns:viewModels="clr-namespace:MyAwesomeApp.ViewModels"
             x:DataType="viewModels:HomeViewModel">
    <ContentPage.BindingContext>
        <viewModels:HomeViewModel />
    </ContentPage.BindingContext>
    <ContentPage.Content>

MartinZikmund

using Xamarin.Forms;

namespace MyAwesomeApp.ViewModels
{
    public class HomeViewModel : BindableObject
    {
        private string _greeting = "Hello";

        public string Greeting
        {

MartinZikmund

[XamlCompilation (XamlCompilationOptions.Compile)] 
public class MainPage : ContentPage 
{
   ... 
}

MartinZikmund

[assembly: XamlCompilation (XamlCompilationOptions.Compile)]

MartinZikmund

<DataTemplate x:DataType="viewModels:ListItemViewModel">
   ...
</DataTemplate>

MartinZikmund

<Grid x:DataType="viewModels:SomeViewModel">  
   <!-- compiled bindings are applied here -->
   <Grid x:DataType="{x:Null}">
      <!-- compiled bindings no longer apply here -->
   </Grid>
</Grid>

MartinZikmund

var result = (ushort)(data[position + 1] << 8 + data[position]);

MartinZikmund

var result = (ushort)((data[position + 1] << 8) + data[position]); //note the additional parentheses

MartinZikmund

8 + data[position]