ubuntu更换软件源 /etc/apt/source.list 163: deb http://mirrors.163.com/ubuntu/ trusty main restricted universe multiverse deb http://mirrors.163.com/ubuntu/ trusty-security main restricted universe multiverse deb http://mirrors.163.com/ubuntu/ trusty-up
yum makecache:将服务器上的软件包信息在本地缓存,以提高 搜索安装软件的速度. yum update:更新所有的rpm包 yum upgrade:大规模的版本升级,与yum update不同的是,连旧的淘汰的包也升级 centos7源: 一下文件放到Centos-Base.repo当中,把原先的这个文件改个备份名不动 # CentOS-Base.repo # # The mirror system uses the connecting IP address of the clien
比较少用brew,只有之前安装Opencv的时候用过一次,后面有人问我怎么装,于是帮他研究了一下.MacOS的brew其实就是通过两个git仓库(brew和homebrew-core)来实现的源更新机制,如果程序员没有科学的Internet方法,就只好换国内源了,国内brew源不是很多,首选中科大或者清华的源: 一.更换 下面这个更换步骤应该是大部分更换brew源的文章里都会介绍的,已经做了还存在bug的可以跳过. ###首选中科大源 cd "$(brew --repo)" git r
Rust编译时遇到如下问题: Downloading futures v0.1.19 warning: spurious network error (2 tries remaining): [28] Timeout was reached (Operation timed out after 30857 milliseconds with 0 out of 0 bytes received) error: unable to get packages from source Caused by
新安装了redhat6.5.安装后,登录系统,使用yum update 更新系统.提示: Loaded plugins: product-id, security, subscription-managerThis system is not registered to Red Hat Subscription Management. You can us e subscription-manager to register. 1.删除redhat自带的yum包 [root@localhost