1、问题
由于要使用Git,需要执行
sudo apt-get install git但是执行之前我需要先
sudo apt-get update麻痹的，当我执行这个的时候错误提示如下
Could not connect to 127.0.0.1:8081 (127.0.0.1). - connect (111: Connection refused)Err:1 http://archive.canonical.com/ubuntu xenial InReleaseCould not connect to 127.0.0.1:8081 (127.0.0.1). - connect (111: Connection refused)
Err:2 http://archive.ubuntu.com/ubuntu xenial InReleaseCould not connect to 127.0.0.1:8081 (127.0.0.1). - connect (111: Connection refused)
Err:3 http://archive.ubuntu.com/ubuntu xenial-updates InReleaseUnable to connect to 127.0.0.1:8081:
Err:4 http://archive.ubuntu.com/ubuntu xenial-backports InReleaseUnable to connect to 127.0.0.1:8081:
Err:5 http://archive.ubuntu.com/ubuntu xenial-security InReleaseUnable to connect to 127.0.0.1:8081:
Reading package lists... Done
W: Failed to fetch http://archive.ubuntu.com/ubunt
.ppt)
![Android studio导入项目提示The same input jar [*.jar] is specified twice](http://pic.xiahunao.cn/Android studio导入项目提示The same input jar [*.jar] is specified twice)
 -- Struts 1.x 概述)
