Ruby
Type these commands into Terminal:
curl -O ftp://ftp.ruby-lang.org/pub/ruby/1.8/ruby-1.8.7-p72.tar.gz
tar xzvf ruby-1.8.7-p72.tar.gz
cd ruby-1.8.7-p72
./configure --enable-shared --enable-pthread CFLAGS=-D_XOPEN_SOURCE=1
make
sudo make install
cd ..
To verify that Ruby is installed and in your path, just type:
which ruby
You should see:
/usr/local/bin/ruby
RubyGems
After installing ruby, move on to ruby gems the same way:
curl -O http://rubyforge.iasi.roedu.net/files/rubygems/rubygems-1.3.1.tgz
tar xzvf rubygems-1.3.1.tgz
cd rubygems-1.3.1
sudo /usr/local/bin/ruby setup.rb
cd ..
Ruby on Rails and other gems
Now you are ready to install important gems:
sudo gem install rails
sudo gem install mysql
or do it in a single step like:
sudo gem install RedCloth termios rspec sake capistrano mongrel
Congratulations! You are done with the basic setup of ruby and rails.