Following are the steps for installation of Ruby on Rails on Windows platform:
Step 1: Download ruby(The latest final release) from http://rubyforge.org/frs/?group_id=167
Step 2: Install ruby on your prefered drive, in my case, I have installed in c drive C:\ruby . Remember to select a gem while you install..
Step 3: Downlaod Instant rail package from http://rubyforge.org/frs/?group_id=904 (Zip package)
Step 4: Extract it on the same directory where ruby installed.
Step 5: Then goto InstantRails directory and click “InstantRails.exe”
Step 6: Instant Rails will detect that it is being started from a new directory and ask if you want to have it update the paths in the all of the configuration files… Just say yes.
Step 7: Click on the I button to drop down the main menu and select Configure > Windows Hosts file.
Step 8: In the editor that pops up, add this line to the end of the file: 127.0.0.1 http://www.mycookbook.com
Step 9: Save the change and exit the editor.
Step 10: In the main menu, select Rails Applications > Manage Rails Applications…
Step 11: Check the checkbox next to the cookbook application.
Step 12: Click on the “Start with Mongrel” button.
Step 13: Once the Mongrel server says “Mongrel available at 0.0.0.0:3001”, open our browser and go to: http://www.mycookbook.com/