删除并重新安装ruby ,history
2155 cd ~/.rvm/ 2156 ll 2157 rvm use ree --default 2158 rm -rf gems/ruby-1.9.2-p290@* 2159 rm -rf gemsets/ruby/1.9.2* 2160 rm -rf rubies/ruby-1.9.2-p290 2161 ll 2162 cd src/ 2163 ll 2164 rm -rf ruby-1.9.2-* 2165 ll 2166 cd .. 2167 ll 2168 rvm list 2169 ll 2170 cd bin 2171 ll 2172 cd .. 2173 ll 2174 cd l 2175 cd lib 2176 ll 2177 cd .. 2178 ll 2179 cd patch 2180 ll 2181 cd wrappers/ 2182 ll 2183 rm -rf ruby-1.9.2-p290* 2184 ll 2185 cd .. 2186 rvm install 1.9.2 2187 rvm list 2188 rvm use 1.9.2 --default 2189 cd ~/code/ten 2190 ls 2191 gem list 2192 gem install bundler 2193 gem install bundler --no-ri --no-rdoc 2194 which bundle 2195 bundle install 2196 cat /etc/hosts 2197 sudo nano /etc/hosts 2198 bundle install 2199 gem install rake 2200 rake -T 2201 rake db:migrae 2202 rake db:migrate 2203 history?
