环境:Ubuntu8.04
1.安装build工具 sudo aptitude install build-essential linux-headers-$(uname -r)
2.安装readline zlib libncurses5apt-get install zlib1g-devapt-get install libreadline5 libreadline5-devapt-get install libncurses5 libncurses5-dev
3.安装ruby ruby的源代码下载:
wget ftp://ftp.ruby-lang.org/pub/ruby/1.8/ruby-1.8.6-p114.tar.gztar xvfz ruby-1.8.6-p114.tar.gzcd ruby-1.8.6-p114./configure –prefix=/usr/local/rubysudo makesudo make install
安装好以后,,加入/usr/local/ruby/bin到操作系统的PATH环境变量中
编辑/etc/environment gedit /etc/environment
在最后面加入:PATH=”/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/ruby/bin”
执行命令,使环境变量修改生效:
source /etc/environment
4.安装gem wget tar xzvf rubygems-1.0.1.tgzcd rubygems-1.0.1sudo ruby setup.rb
验证gem是否安装成功并升级 sudo gem update –system
5.安装rails sudo gem install rails –include-dependencies 安装好rails以后,验证是否安装成功,可以执行:
rails –v确认一下rails的版本。
为什么?答:点线杆上贴着”“此处不许小便!”