$ rails g model User
belongs_to
has_one
| # We will assume installation in the /opt/ directory | |
| mkdir /opt/openssh/ | |
| cd /opt/openssh/ | |
| # gather and install the dependencies | |
| wget http://zlib.net/zlib-1.2.7.tar.bz2 | |
| tar jxvf zlib-1.2.7.tar.bz2 | |
| cd zlib-1.2.7 | |
| ./configure --prefix=/opt/openssh/dist/ |