2. aws c9에서 Rails 시작하기

ubuntu:~/environment $ rails -v

Rails 5.0.0

ubuntu:~/environment $

rails new hello_world

 

ubuntu:~/environment $ cd hello_world/ (cd hel 까지 치고 tab 누르면 자동완성) 

ubuntu:~/environment/hello_world $

 

 

ls 명령어로 확인 가능 & 좌측 파일트리에서도 확인 가능

 

ubuntu:~/environment/hello_world $ rails s -b $IP -p $PORT

[에러발생]

Gem::LoadError (Specified 'sqlite3' for database adapter, but the gem is not loaded. Add gem 'sqlite3' to your Gemfile (and ensure its version is at the minimum required by ActiveRecord).):

 

 

ubuntu:~/environment/hello_world $ gem install sqlite3 Building native extensions. This could take a while... Successfully installed sqlite3-1.4.2 Parsing documentation for sqlite3-1.4.2 Done installing documentation for sqlite3 after 0 seconds 1 gem installed

계속 에러 뜸

Specified 'sqlite3' for database adapter, but the gem is not loaded. Add gem 'sqlite3' to your Gemfile (and ensure its version is at the minimum required by ActiveRecord).

Gemfile에 sqlite3을

gem 'sqlite3', '~> 1.3.0' 으로 수정

 

그리고 bundle install 실행

 

 

 

ubuntu:~/environment/hello_world $ rails s => Booting Puma => Rails 5.0.7.2 application starting in development on http://localhost:8080 => Run rails server -h for more startup options Puma starting in single mode...

• Version 3.12.6 (ruby 2.6.3-p62), codename: Llamas in Pajamas
• Min threads: 5, max threads: 5
• Environment: development
• Listening on tcp://localhost:8080 Use Ctrl-C to stop

잘 된다!