manbooo/LikeLion_rails-asked

4차 산업 선도 인력

AI 빅데이터 분석가 양성 과정

---

Week 1: Ruby

• day 1 : Ruby 입문
  • Ruby 기초
    • 랜덤 함수 : sample.rb
  • Ruby 활용 Scraping : Nokogiri, HTTParty
  • create file & rename file : File.open, File.rename
• day 2 : Sinatra 입문
  • Sinatra : http://www.sinatrarb.com/intro-ko.html
  • Sinatra 활용
    1. 점심 메뉴 추천 : hash
    2. 로또 번호 추천
    3. op.gg 스크래핑 : Nokogiri, HTTParty, logging(csv, http://ruby-doc.org/stdlib-2.0.0/libdoc/csv/rdoc/CSV.html)
  • 서버 : Heroku
• day 3 :
  1. rails CRUD
     • rails 맛보기
       1. routing(routes.rb)
       2. controller 생성(rails g controller post) : app/controllers/post_controller.rb
       3. model 생성(rails g model post) : app/modles/post.rb, db/migrate/20171108022640_create_posts.rb, db/schema.rb
          • rails_db : https://github.com/igorkasyanchuk/rails_db
          • Active Record
            • ex) Post.all, Post.first, Post.last ..
            • primary key를 정수값으로 자동 생성 : id
     • Create : create 1) CSV 2) ORM(데이터베이스를 사용했지만 사용하지 않은 것 처럼) : create
     • Read : show
     • destroy : destory
     • update : modify, update
     • Bootstrap을 이용한 CSS 맛보기
  2. Ruby Test
     • block
     • Unit Test(잘 모르겠다)
       1. calculator.rb
       2. calculator_test.rb
     • RSpec : http://rspec.info/
• day 4 :
  1. rspec
     • 설치 : gem install rspec

     require 'rspec'

     • 실행 : rspec intro_spec.rb
     • ruby_intro
       • reduce(:+) array의 원소를 더하면서 압축 : https://ruby-doc.org/core-2.1.0/Enumerable.html
       • %w, %q : https://simpleror.wordpress.com/2009/03/15/q-q-w-w-x-r-s/
       • .include? : https://apidock.com/ruby/String/include%3F
       • 정규 표현식
         • http://www.tutorialspoint.com/ruby/ruby_regular_expressions.htm
         • http://www.nextree.co.kr/p4327/
  2. rails signUp
     • user list
     • user create : 암호화(md5, 이제 뚫을 수 있다. 테스트에서만 사용할 것)
       • MD5 Decrypter가 존재
     • user modify
     • user destroy
     • login
       • session : session['key']
• day 5:
  1. rails lotto
     • cf : http://konkuk.likelion.org/challenge-w3-lotto
     • lotto/index : 추천 버튼
     • lotto/show : arr.sample(6)
     • lotto/api
       1. lotto API : http://www.nlotto.co.kr/common.do?method=getLottoNumber&drwNo=
       2. JSON 파싱

       require 'httparty'
       require 'json'
       
       response = HTTParty.get(uri)
       info = JSON.parse(response.body)

       3. Array 연산 : https://stackoverflow.com/questions/13558461/how-to-find-matching-values-in-ruby-array

       arr1 = [1, 2, 3, 4]
       arr2 = [1, 5, 4, 2]
       
       arr1 & arr2 #=> [1, 2, 4]

  2. ASCII art

     • artii : https://github.com/miketierney/artii

       • gem 'artii'

       require 'artii'
       a = Artii::Base.new(font:'사용할 폰트')
       a.asciify('바꿔줄 문자열')

       • http://patorjk.com/software/taag/#p=display&f=Doh&t=Type%20Something%20
       • font : http://www.figlet.org/fontdb.cgi

     • 개발을 위해 필요한 Gem

       1. gem 'rails_db'
       2. gem 'pry-rails' : https://github.com/rweng/pry-rails
       3. gem 'awesome_print'
  3. rails-asked
     • question : 질문을 받는 페이지와 보여주는 페이지(작성자를 입력안할 경우 익명으로 DB에 입력)
     • sign-up
     • login/logout

---

Week 2: ???