1.install xcode

2.install homebrew

$ ruby -e "$(curl -fsSkL raw.github.com/mxcl/homebrew/go)"
$ brew update

3.install git

$ brew install git

4.install RVM

$ bash -s stable < <(curl -s https://raw.github.com/wayneeseguin/rvm/master/binscripts/rvm-installer)

5.install ruby

$ rvm install 1.9.3

6.install Pow

curl get.pow.cx | sh

7.download octopress

$ git clone git://github.com/imathis/octopress.git octopress
$ cd octopress

8.install some tools

$ gem install bundler
$ rbenv rehash
$ bundle install
$ rake install

9.test localhost view

rake preview

10.go to github website,and new a repository with the name “yourusername.github.com”

11.set octopress data

$ rake setup_github_pages

12.generate html files

$ rake generate

13.deploy it

$ rake deploy

then wait several minutes for github update the site.

14.post an article

rake new_post['article_title']

in octopress/source/_post/ will make a markdown file