Installing Ruby On Rails

1 .Web Science Stream Installing ROR Dr Alexiei Dingli 1 

2 . What is Instant Rails? Instant Rails is a one-stop Rails runtime solution containing Ruby, Rails, Apache, and MySQL, all pre-configured and ready to run. No installer, you simply drop it into the directory of your choice and run it. It does not modify your system environment. 2 

3 . Step 1 – Download and Unzip • Download Instant Rails from – http://rubyforge.org/projects/instantrails/ – Files > InstantRails-2.0-win.zip • Unzip the file into C:\InstantRails 3 

4 . Step 2 – Start railing • Double click on InstantRails.exe • Just click OK or Continue • You should be presented with the InstantRails console 4 

5 .Instant Rails Console Web Server Database 5 

6 . Updating Instant Rails • Opening a Ruby Console 6 

7 .Type: gem update --system 7 

8 .Type: gem update 8 

9 .Welcome to ROR 9 

10 . Let’s get our hands dirty! Create a ToDo application in 5 minutes ... 10 

11 . Steps (1) 1. Open a ruby console Instant Rails Menu > Rails Applications > Open Ruby Console 2. Where you want to create your application type rails todo 11 This will create the whole directory structure 

12 . Steps (2) 3. Go into the todo dir cd todo 4. Load the server by typing ruby script/server 5. Access it through a normal browser by going to http://127.0.0.1:3000 12 

13 .So far so good ... 13 

14 . Steps (3) 6. Let’s use some scaffolding ... ruby script/generate scaffold Item name:string description:text 7. Let’s make the database rake db:migrate 8. Let’s try it out 14 http://localhost:3000/items 

15 .Here’s your 5 minutes ToDo list 15 

16 . Exercise Create a simple recipe database which contains the name of the recipe, the ingredients, the quantities and the description 16