File list (Check if you may need any files):
C#程序开发各种实例\新建文件夹\DataBase\db_02.mdf
..................\..........\........\db_02_log.LDF
..................\..........\Desktop_.ini
..................\..........\Ex02_01\Desktop_.ini
..................\..........\.......\Ex02_01\bin\Debug\Desktop_.ini
..................\..........\.......\.......\...\.....\Ex02_01.exe
..................\..........\.......\.......\...\.....\Ex02_01.pdb
..................\..........\.......\.......\...\.....\Ex02_01.vshost.exe
..................\..........\.......\.......\...\Desktop_.ini
..................\..........\.......\.......\Desktop_.ini
..................\..........\.......\.......\Ex02_01.csproj
..................\..........\.......\.......\Form1.cs
..................\..........\.......\.......\Form1.Designer.cs
..................\..........\.......\.......\Form1.resx
..................\..........\.......\.......\obj\Debug\Desktop_.ini
..................\..........\.......\.......\...\.....\Ex02_01.csproj.GenerateResource.Cache
..................\..........\.......\.......\...\.....\Ex02_01.exe
..................\..........\.......\.......\...\.....\Ex02_01.Form1.resources
..................\..........\.......\.......\...\.....\Ex02_01.pdb
..................\..........\.......\.......\...\.....\Ex02_01.Properties.Resources.resources
..................\..........\.......\.......\...\.....\TempPE\Desktop_.ini
..................\..........\.......\.......\...\Desktop_.ini
..................\..........\.......\.......\...\Ex02_01.csproj.FileList.txt
..................\..........\.......\.......\...\Ex02_01.csproj.FileListAbsolute.txt
..................\..........\.......\.......\Program.cs
..................\..........\.......\.......\...perties\AssemblyInfo.cs
..................\..........\.......\.......\..........\Desktop_.ini
..................\..........\.......\.......\..........\Resources.Designer.cs
..................\..........\.......\.......\..........\Resources.resx
..................\..........\.......\.......\..........\Settings.Designer.cs
..................\..........\.......\.......\..........\Settings.settings
..................\..........\.......\Ex02_01.sln
..................\..........\.......\Ex02_01.suo
..................\..........\......2\Desktop_.ini
..................\..........\.......\Ex02_02\bin\Debug\Desktop_.ini
..................\..........\.......\.......\...\.....\Ex02_02.exe
..................\..........\.......\.......\...\.....\Ex02_02.pdb
..................\..........\.......\.......\...\.....\Ex02_02.vshost.exe
..................\..........\.......\.......\...\Desktop_.ini
..................\..........\.......\.......\Desktop_.ini
..................\..........\.......\.......\Ex02_02.csproj
..................\..........\.......\.......\Form1.cs
..................\..........\.......\.......\Form1.Designer.cs
..................\..........\.......\.......\Form1.resx
..................\..........\.......\.......\obj\Debug\Desktop_.ini
..................\..........\.......\.......\...\.....\Ex02_02.csproj.GenerateResource.Cache
..................\..........\.......\.......\...\.....\Ex02_02.exe
..................\..........\.......\.......\...\.....\Ex02_02.Form1.resources
..................\..........\.......\.......\...\.....\Ex02_02.pdb
..................\..........\.......\.......\...\.....\Ex02_02.Properties.Resources.resources
..................\..........\.......\.......\...\.....\TempPE\Desktop_.ini
..................\..........\.......\.......\...\Desktop_.ini
..................\..........\.......\.......\...\Ex02_02.csproj.FileList.txt
..................\..........\.......\.......\...\Ex02_02.csproj.FileListAbsolute.txt
..................\..........\.......\.......\Program.cs
..................\..........\.......\.......\...perties\AssemblyInfo.cs
..................\..........\.......\.......\..........\Desktop_.ini
..................\..........\.......\.......\..........\Resources.Designer.cs
..................\..........\.......\.......\..........\Resources.resx
..................\..........\.......\.......\..........\Setti