diff --git a/docs/JDK/ConcurrentHashMap.md b/docs/JDK/ConcurrentHashMap.md
index 65e6594..f3077ed 100644
--- a/docs/JDK/ConcurrentHashMap.md
+++ b/docs/JDK/ConcurrentHashMap.md
@@ -1,4 +1,4 @@
-HashMap 源码中主要了解其核心源码及实现逻辑。ConcurrentHashMap 就不再重复那些数据结构相关的内容咯，这里重点看一下它的并发安全实现。源码如下。
+HashMap 源码中主要了解其核心源码及实现逻辑。ConcurrentHashMap 就不再重复那些数据结构相关的内容咯，这里重点看一下它的并发安全实现。源码如下。
 
 ```java
 public class ConcurrentHashMap<K,V> extends AbstractMap<K,V> implements ConcurrentMap<K,V>, 
diff --git a/docs/Redis/Redis.md b/docs/Redis/Redis.md
new file mode 100644
index 0000000..753e53e
--- /dev/null
+++ b/docs/Redis/Redis.md
@@ -0,0 +1 @@
+努力编写中...
\ No newline at end of file
diff --git a/docs/Redis/占位文件.stkj b/docs/Redis/占位文件.stkj
deleted file mode 100644
index e69de29..0000000