1.安装：
$ curl
get.pow.cx | sh
To set up a Rack app, just symlink it into ~/.pow:
$ cd
~/.pow
$ ln -s /path/to/myapp
2.Error
Error starting application
Your Rack app raised an exception when Pow tried to run it.
LoadError: cannot load such file -- bundler/setup /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in `require' /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in `require' ~/Workspace/ruby/beixin/fgcc_menxu/config/boot.rb:6:in `<top (required)>' /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in `require' /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/rubygems/core_ext/kernel_require.rb:45:in `require' Show 17 more lines
3.解决
echo "export POW_RVM_PATH=/usr/local/rvm/scripts/rvm" >> ~/.powconfig
appdir/.powrc
if [ -f "$rvm_path/scripts/rvm" ]; then source "$rvm_path/scripts/rvm" rvm use . fi
show rvm list gemsets
gem install bundler
4.重启
touch ~/.pow/tmp/restart.txt