This is the keynote file of offline lecture on Rails Guides at the 1st round of ROR Lab. Season 2

1. ROR Lab. Season 2
- The 1st Round -
Getting Started
with Rails
June 23, 2012
Hyoseong Choi
ROR Lab.

2. ROR Lab Intro
• 1st Lab, Nov. 12, 2011
• http://rorlab.org/dry_labs/1
• website, http://rorlab.wordstory.net
• http://rorlab.org
• Season 1, to Biweekly Lectures 14 and
Special Lecture 1.
ROR Lab.

3. Translation Work
• http://rorlab.org/rails_guides/
• http://railscasts.com
• https://github.com/defaude/
asciicasts.com-translations/wiki/Korean
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4. Blog
• http://happyrails.rorlab.org
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5. Season 2
• Rails Guides, MVC
• Blog project, 10-minute presentation
• Useful Gem Sharing
ROR Lab.

6. Getting started
ROR Lab.

7. History
C 1971
Perl 1987
Python 1991 Django 2003
Ruby 1993 Ruby on Rails 2004
Java 1995
PHP 1995 http://
ASP 1998 david.heinemeier
hansson.com/
JSP 1999
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8. What is Rails?
• a web application development framework
• written in the Ruby language
• less code
• more fun
• “The Rails Way” : increase in productivity
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9. MVC
• Model
• View
• Controller
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10. Rails Philosophy
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11. Rails Philosophy
DRY
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12. Rails Philosophy
DRY CoC
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13. Rails Philosophy
DRY CoC REST
http://ko.wikipedia.org/wiki/REST
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14. REST
DELETE /photos/17
• A Network Architecture
• REpresentational State Transfer
• Two main principles
• URL resources
• Transferring the state of resource
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15. Dev Environment
• OS : Mac > Windows
• Ruby : ~ 1.9.3-p125
• Ruby on Rails : ~ 3.2.6
• RVM : ruby version manager with rubygems
• Git : as a source code manager(SCM)
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16. Rails Installer
• For Windows
• For Mac
http://railsinstaller.org/
- Engine Yard
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17. Code Editors
• Textmate
• Vim
• Sublime2
• IDE
• Rubymine
• Radrails
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18. References
http://rorlab.org/tutorials/5
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19. Creating
a New Rails Project
$ gem install rails # as the root user
$ rails -v
rails 3.2.6
$ rails new blog -d mysql
default database : SQLite3
a lightweight serverless database
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20. ROR Lab.

21. ROR Lab.

22. Config a DB
config/database.yml
development:
adapter: mysql2
encoding: utf8
reconnect: false
database: happyrails_development
pool: 5
• development
username: root
password:
socket: /tmp/mysql.sock
test:
• test
adapter: mysql2
encoding: utf8
reconnect: false
database: happyrails_test
pool: 5
• production
username: root
password:
socket: /tmp/mysql.sock
production:
adapter: mysql2
encoding: utf8
reconnect: false
database: happyrails_production
pool: 5
username: root
password:
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socket: /tmp/mysql.sock

23. Creating DB
$ rake db:create
$ rake -T
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24. $ rails server http://localhost:3000
Hello, Rails!
WEBrick ROR Lab.

25. Live Demo
Creating a project ~ First model, Post
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26. 감사합니다.

27.
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