#dev-setup

1. Install Git

   sudo apt-get install git
   

2. Install Java(Oracle 8)

   sudo add-apt-repository ppa:webupd8team/java
   sudo apt-get update
   sudo apt-get install oracle-java8-installer
   sudo apt-get install oracle-java8-set-default
   

3. Install Ruby with rbenv(ruby version manager)

   git clone https://github.com/sstephenson/rbenv.git ~/.rbenv
   
   echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
   echo 'eval "$(rbenv init -)"' >> ~/.bashrc
   source ~/.bashrc
   type rbenv
   

   • install ruby-build

     git clone https://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build
     

   • install ruby 2.2.3

     rbenv install 2.2.3
     

     if requires dependencies, try

     sudo apt-get install -y libssl-dev libreadline-dev zlib1g-dev
     

     and try again

   • install ruby on rails

     to install ruby on rails, have to install nodejs first

     sudo apt-get install nodejs
     gem install rails -v 4.2.4
     rbenv global 2.2.3
     

4. Install Android Studio

   download from http://developer.android.com/intl/ko/sdk/index.html#top

   sudo unzip android-studio-ide-141.2288178-linux.zip -d /opt
   run /opt/android-studio/bin/studio.sh
   

   if it show unable to run mksdcard SDK tool

   sudo apt-get install lib32z1 lib32ncurses5 lib32bz2-1.0 lib32stdc++6
   

   try again

   to add android studio icon to lancher,

   vim /usr/share/applications/android-studio.desktop
   

   [Desktop Entry]
   Version=1.0
   Type=Application
   Name=Android Studio
   Icon=/opt/android-studio/bin/studio.ico
   Exec="/opt/android-studio/bin/studio.sh" %f
   Comment=Develop with pleasure!
   Categories=Development;IDE;
   Terminal=false
   

5. Install Rubymine

   download from https://www.jetbrains.com/ruby/download/

   cd /opt
   sudo tar -zxvf ~/Downloads/RubyMine-X.X.X.tar.gz
   

6. Install Postgresql

   if didn't install 3rd party applications on os installation

   Create the file /etc/apt/sources.list.d/pgdg.list, and add a line for the repository

   vim /etc/apt/sources.list.d/pgdg.list
   

   add the following line

   deb http://apt.postgresql.org/pub/repos/apt/ trusty-pgdg main
   

   run below command

   wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | \
     sudo apt-key add -
   sudo apt-get update
   sudo apt-get install libpq-dev
   sudo apt-get install postgresql-contrib
   

   install pg gem

   gem install pg
   

   error might be occured if libpq-dev has not installed

7. Create Rails project

   gem install rails
   
   rails new {project}
   

   if error occurs with sqlite3

   try

   sudo apt-get install ruby-dev
   sudo apt-get install sqlite3 libsqlite3-dev
   

   and bundle again

   if don't want to see the error with sqlite

   rails new {project} --database=postgresql

8. Rspec setup