update

docker.md

@@ -145,7 +145,7 @@ docker hub中搜索nginx
 
 EX：
 ```sh
-docker run --name nginx_docs -v /root/nginx_docs:/usr/share/nginx/html -v /root/nginx_docs_conf/nginx:/etc/nginx/  -p 4000:80 nginx
+docker run -d --name nginx_docs -v /root/nginx_docs:/usr/share/nginx/html -v /root/nginx_docs_conf/nginx:/etc/nginx/  -p 4000:80 nginx
 ```
 
 

index.html

@@ -1 +0,0 @@
-www

mysql.md

@@ -173,6 +173,8 @@ use mysql;
 select user,host from user;
 update user set host ='%' where host ='root';
 flush privileges;
+
+
 ```