diff --git a/.gitignore b/.gitignore
deleted file mode 100644
index bce2578e..00000000
--- a/.gitignore
+++ /dev/null
@@ -1,25 +0,0 @@
-# directory
-/out/
-/.idea/
-*.iml
-
-# Compiled class file
-*.class
-
-# Log file
-*.log
-
-# BlueJ files
-*.ctxt
-
-# Mobile Tools for Java (J2ME)
-.mtj.tmp/
-
-# Package Files #
-#*.jar
-*.war
-*.nar
-*.ear
-*.zip
-*.tar.gz
-*.rar
\ No newline at end of file
diff --git a/LICENSE b/LICENSE
deleted file mode 100644
index 64f99fe9..00000000
--- a/LICENSE
+++ /dev/null
@@ -1,21 +0,0 @@
-MIT License
-
-Copyright (c) 2020 武培轩
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
diff --git a/README.md b/README.md
index ea31a328..a9b156a0 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,14 @@
 # JDK 1.8 源码解析
 
-![微信公众号](https://img-blog.csdnimg.cn/20200110151256933.png)
-
-专注分享后端技术干货，包括 Java 基础、Java 并发、JVM、Nginx、Zookeeper、微服务、消息队列、源码解析、数据库、设计模式、面经等，助你编程之路少走弯路。
-
 ## 基础
 
+```sh
+git commit -m "first commit"
+git branch -M main
+git remote add origin git@github.com:Gliangquan/JDKSource1.8.git
+git push -u origin main
+```
+
 <a href="https://github.com/wupeixuan/JDKSourceCode1.8/blob/master/src/java/lang/String.java">String 源码</a>
 
 ## 集合