XDarinor

 public class NavigationItemDestination
 {
     #region Fields

     public static readonly DependencyProperty ViewModelTypeProperty = DependencyProperty.RegisterAttached("ViewModelType",
                                                                                                           typeof(Type),
                                                                                                           typeof(NavigationItemDestination),
                                                                                                           new PropertyMetadata(null));
     #endregion

XDarinor

public interface INavigationParameters
{
    #region Properties

    Type NavigationPageViewModel { get; }
    object? OptionalTransitionData { get; }
    object? Parameter { get; }

    bool ForceNavigation
    {

XDarinor

    public class TextBoxUpdateSourceOnTextChangedBehavior 
        : Behavior<TextBox>
    {
        #region Properties

        public static readonly DependencyProperty UpdateSourceOnTextChangedProperty = DependencyProperty.Register(nameof(UpdateSourceOnTextChanged),
                                                                                                                  typeof(bool),
                                                                                                                  typeof(TextBoxUpdateSourceOnTextChangedBehavior),
                                                                                                                  new PropertyMetadata(false));

XDarinor

# Useful pckages for all kind of projects

Install-Package Microsoft.Extensions.DependencyInjection
Install-Package Microsoft.Extensions.Logging
Install-Package Microsoft.Extensions.Logging.Debug
Install-Package Microsoft.Extensions.Logging.Configuration
Install-Package Microsoft.Extensions.Configuration
Install-Package Microsoft.Extensions.Configuration.Json
Install-Package Microsoft.Extensions.Configuration.Binder

XDarinor

 public class ByteArrayToImageConverter
     : IValueConverter
 {
     #region Methods

     public object? Convert(object? value, Type? targetType, object? parameter, string? language)
     {
         if (value is byte[] bytes && bytes.Length > 0)
         {
             return LoadImage(bytes);

XDarinor

 public class EnumerableCountToBoolConverter
     : IValueConverter
 {
     #region Methods
     public object? Convert(object? value, Type targetType, object? parameter, string? language)
     {
         if (value is IEnumerable enumerable)
         {
             foreach (var item in enumerable)
                 // Return true if theres at least one element in the collection