修改ubuntu的sources.list源

• 1. 首先备份源列表

首先备份源列表
sudo cp /etc/apt/sources.list /etc/apt/sources.list_backup

• 2. 而后打开sources.list文件修改

sudo vim /etc/apt/sources.list

• 3. 用下面阿里原替换掉文件中所有的内容，保存编辑好的文件

deb http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse

• 4. 然后刷新列表，注意一定要执行刷新

sudo apt-get update
sudo apt-get upgrade
sudo apt-get install build-essential

参考：http://blog.csdn.net/u010053463/article/details/49300625
 

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