环境：centos遇到了下面的问题，有没有遇到过类似问题的，指导一下。。。1、权限问题解决2、不能下载？？？？？是网络问题？？？
The problem has been solvedThe second problem is the network problem, just execute it a few times
It is recommended to change to the Ruby China mirror within the wall. . .
Why not use rails 4?
Change the imagesource 'https://ruby.taobao.org/'
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
The problem has been solved
The second problem is the network problem, just execute it a few times
It is recommended to change to the Ruby China mirror within the wall. . .
Why not use rails 4?
Change the image
source 'https://ruby.taobao.org/'