diff --git "a/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-22-21.md" "b/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-22-21.md"
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+++ "b/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-22-21.md"
@@ -0,0 +1,8 @@
+## 在VSCODE上API的各种指令
+
+```
+dotnet ......
+
+详情见D盘API截图
+
+```
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diff --git "a/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-23-21.md" "b/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-23-21.md"
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index 0000000000000000000000000000000000000000..6adb90f6396574d139eef9dab471a83842d1fad1
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@@ -0,0 +1,15 @@
+## dotnet初始化webapi项目并且进行restfull测试的demo
+
+```
+有四个插件
+
+C# Extensions
+C# XML Documentation Comments
+Prettier - Code formatter 2.0.7
+REST Client 
+```
+
+```
+实现增删查改
+
+```
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diff --git "a/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-25-21.md" "b/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-25-21.md"
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index 0000000000000000000000000000000000000000..6007a6b3b7f25d43236d36d86bd072f953b21468
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+++ "b/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-25-21.md"
@@ -0,0 +1 @@
+# 考试的第一天
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diff --git "a/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-26-21.md" "b/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-26-21.md"
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index 0000000000000000000000000000000000000000..d338bda641ebfb637a1668adee988b672f6e0a30
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+++ "b/\346\254\247\351\230\263\347\276\216\346\235\217/note-06-26-21.md"
@@ -0,0 +1,24 @@
+## API增删查改第二弹
+
+```
+安装EF Core
+
+先进项目目录
+
+cd .\Admin.Backend.Api\   (以Admin.Backend.Api为例)
+
+安装程序包
+dotnet add package Microsoft.EntityFrameworkCore.Sqlite
+
+创建模型
+
+安装dotent-ef工具
+dotnet tool install --global dotnet-ef
+
+创建数据库
+dotnet add package Microsoft.EntityFrameworkCore.Design
+dotnet ef migrations add InitialCreate(这个就好像一个注释)
+dotnet ef database update
+
+
+```
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