Initial commit: .NET practice project

Added CSharp, Nots, and Wpf directories with various practice exercises and projects.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Wpf/Prism1/ModuleB/Views/ViewB.xaml

@@ -0,0 +1,13 @@
+<UserControl x:Class="ModuleB.Views.ViewB"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:ModuleB.Views"
+             mc:Ignorable="d" 
+             d:DesignHeight="450" d:DesignWidth="800">
+    <Grid>
+        <TextBlock FontSize="30"  Text="模块B 中 页面A" />
+        <TextBlock Text="{Binding Name}" FontSize="40" Margin="30"/>
+    </Grid>
+</UserControl>

Wpf/Prism1/ModuleB/Views/ViewB.xaml.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace ModuleB.Views
+{
+    /// <summary>
+    /// ViewB.xaml 的交互逻辑
+    /// </summary>
+    public partial class ViewB : UserControl
+    {
+        public ViewB()
+        {
+            InitializeComponent();
+        }
+    }
+}