- Install Homebrew. Homebrew simplifies the installation of software on Apple’s macOS operating system. Open Terminal and run the following command:
/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
- Install Xcode. Xcode is a software package to help you develop iOS and OS X applications. You don’t need the full Xcode package to get the Command Line Tools. Check if the full Xcode package is already installed:
if you see:
it means the full package is already installed. If you don’t have it, type this command to install:
then will appear this :
xcode-select: note: install requested for command line developer tools.
An update popup window will appear to install the command line developer tools. You can choose to confirm by clicking “install”. Wait for the Command Line Tools package download to complete.
- Install Ruby. Run the following commands in your Terminal:
brew install rbenv ruby-build
rbenv install 2.4.1
rbenv global 2.4.1
#ruby 2.4.1p111 (2017-03-22 revision 58053) [x86_64-darwin15]
- Install Rails
gem install rails -v 5.0.1
- Execute the Rails with this command:
- Verify Rails version:
- Setting up a database using mySQL
brew install mysql
To have launchd start mysql now and restart at login:
brew services start mysql
Or, if you don’t want/need a background service you can just run:
- Final steps to create your first Rails application:
rails new myfirstapp rails new myfirstapp -d mysql
#move to the folder directory cd myfirstapp
#Create the database rake db:create
- Open your browser and type http://localhost:3000 to view your website.
Enter the split view
- Hold down the full-screen button in the upper-left corner of a window.
- When you hold the button, you can drag it to the left or right side of the screen.
- Release the button and do it for another window and put side by side.
- To exit split view you can move the pointer to the top of the screen to show the window buttons, then click the full-screen button .
- Press Command + Space key to launch Spotlight search.
- Type ” Activity Monitor”
it’s the same like Task Manager in Windows.
If you want to force quit an application that doesn’t respond, press this key combination: Command + Option + Esc to bring up Force Quit Appplication. Select the application that you want to close, and click on Force Quit.