Page 1 Page 2 Ø Ø Ø ØPage 3 Ø◦ Ø◦ Ø◦Page 4 Ø Ø ØPage 5 Page 6 Ø Ø◦◦◦ Ø◦◦Page 7 Ø d:¥usr¥ ruby18 ruby20 ruby23 devkit1x devkit64 folder packageruby18 ruby1.8.7-p374ruby20 ruby2.0.0-p647(x64)ruby23 ruby2.3.0-p0(x64)devkit1x devkit-tdm-32-4.5.2-*devkit64 devkit-mingw64-64-4.7.2-*Page 8 Ø◦Page 9 Øruby dk.rb init ◦ ◦- d:/usr/ruby18 ◦- d:/usr/ruby20- d:/usr/ruby23 ◦> ruby dk.rb install ØPage 10 Ø Ø◦◦ Ø uru_rt admin install ØPage 11 ØPage 12 Ø◦ Ø◦ Ø◦ Ø◦ Ø◦Page 13 Page 14 Ø◦◦ Ø◦Page 15 Ø> bundle init Øgem “rails” Ø> bundle install –path vendor/bundle Ø railsPage 16 Ø ØPage 17 Ø Ø ØPage 18