diff --git a/articles/notes/excel.md b/articles/notes/excel.md
index b57aeed..5badc97 100644
--- a/articles/notes/excel.md
+++ b/articles/notes/excel.md
@@ -3,6 +3,11 @@
 
 [Excel JavaScript API 概述](https://learn.microsoft.com/zh-cn/office/dev/add-ins/reference/overview/excel-add-ins-reference-overview)
 
+## 概念
+
+### 自动筛选器
+就是设置过滤器，过滤一列的数据中的某种模式
+
 ## [Handsontable](https://github.com/handsontable/handsontable)
 > Handsontable is a JavaScript component that combines data grid features with spreadsheet-like UX.
 It provides data binding, data validation, filtering, sorting, and CRUD operations.
@@ -15,9 +20,6 @@ It provides data binding, data validation, filtering, sorting, and CRUD operatio
 > Reverse engineered from Excel spreadsheet files as a project.
 >> 读写和解析excel
 
-### 术语
-
-
 
 - [中文内容](https://github.com/exceljs/exceljs/blob/master/README_zh.md)
 
diff --git a/cpl/language.md b/cpl/language.md
index b6f7150..ad8fbb8 100644
--- a/cpl/language.md
+++ b/cpl/language.md
@@ -38,4 +38,5 @@ rust语言的安全，就是通过所有权的确定来保证在运行期不会
 ### Composable
 > 可组合的，强调函数，是大型软件和云开发的一些概念基础
 
-- [A build system for development of composable software.JS版的可组合的管理开发](https://github.com/teambit/bit)
\ No newline at end of file
+- [A build system for development of composable software.JS版的可组合的管理开发](https://github.com/teambit/bit)
+- [Android Jetpacketpack 是一个由多个库组成的套件，可帮助开发者遵循最佳做法、减少样板代码并编写可在各种 Android 版本和设备中一致运行的代码，让开发者可将精力集中于真正重要的编码工作](https://developer.android.google.cn/jetpack?hl=zh-cn)
\ No newline at end of file
diff --git a/dev-note/index.md b/dev-note/index.md
index 297473d..bb1f2eb 100644
--- a/dev-note/index.md
+++ b/dev-note/index.md
@@ -18,3 +18,9 @@
 - [maven](/dev-note/maven.md)
 
 - [硬件配置](/dev-note/hardware.md)
+
+
+## 其他资源
+
+- [MDN--Documenting web technologies, including CSS, HTML, and JavaScript, since 2005.](https://developer.mozilla.org/en-US/docs/Web)
+- [Google的开发工具,面向开发者的Android](https://developer.android.google.cn/?hl=zh-cn)