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IT色々お勉強中のブログ

新規railsアプリ作成 postgres編

hogehogeアプリを作成

mkdir hogehoge
cd hogehoge
echo 2.2.4 > .ruby-version
ruby -v
rbenv local 2.2.4
ll -a
rbenv versions
gem install bundler
rbenv gemset list
rbenv gemset create 2.2.4 hoge
echo >.rbenv-gemsets hoge
ll -a
bundle init
vim Gemfile

rails4.2.6をインストール

# frozen_string_literal: true
# A sample Gemfile
source "https://rubygems.org"

gem "rails", "4.2.6"

# DB
gem 'pg', '0.18.4'
bundle install
ll
# 同じディレクトリにrails作成
bundle exec rails new . -T -d postgresql
ll
vim config/database.yml
rbenv gemset active
gem list
vim Gemfile
git init
git st
git add .
git commit -m "initial commit"
git st
git remote add origin https://github.com/Hogehoge/hoge.git
git push -u origin master or git push origin master
git st

参考

qiita.com

qiita.com

fuzz-jpn.com