什么叫惊喜？
什么他妈的叫惊喜！
什么他妈的叫他妈的惊喜！

moumoudeMacBook-Pro:octopress evan$ rake deploy
## Deploying branch to Github Pages 
## Pulling any updates from Github Pages 
cd _deploy
warning: no common commits
remote: Counting objects: 31, done.
remote: Total 31 (delta 0), reused 0 (delta 0), pack-reused 31
Unpacking objects: 100% (31/31), done.
From https://github.com/yeshengwu/yeshengwu.github.io
 * [new branch]      master     -> origin/master
There is no tracking information for the current branch.
Please specify which branch you want to merge with.
See git-pull(1) for details

    git pull <remote> <branch>

If you wish to set tracking information for this branch you can do so with:

    git branch --set-upstream-to=origin/<branch> master

cd -

rm -rf _deploy/assets
rm -rf _deploy/atom.xml
rm -rf _deploy/blog
rm -rf _deploy/favicon.png
rm -rf _deploy/images
rm -rf _deploy/index.html
rm -rf _deploy/javascripts
rm -rf _deploy/robots.txt
rm -rf _deploy/sitemap.xml
rm -rf _deploy/stylesheets

## Copying public to _deploy
cp -r public/. _deploy
cd _deploy

## Committing: Site updated at 2015-12-15 15:51:57 UTC
On branch master
nothing to commit, working directory clean

## Pushing generated _deploy website
Username for 'https://github.com': yeshengwu510168@gmail.com
Password for 'https://yeshengwu510168@gmail.com@github.com': 
To https://github.com/yeshengwu/yeshengwu.github.io
 ! [rejected]        master -> master (non-fast-forward)
error: failed to push some refs to 'https://github.com/yeshengwu/yeshengwu.github.io'
hint: Updates were rejected because the tip of your current branch is behind
hint: its remote counterpart. Integrate the remote changes (e.g.
hint: 'git pull ...') before pushing again.
hint: See the 'Note about fast-forwards' in 'git push --help' for details.

## Github Pages deploy complete
cd -

moumoudeMacBook-Pro:_deploy evan$ git branch --set-upstream-to=origin/master master
Branch master set up to track remote branch master from origin.