5. Ruby1.9.1
What is it?
“ Ruby 1.9 is a new series of Ruby. It is modern,
faster, with clearer syntax, multilingualized,
a much improved version of Ruby.
41. Cleaner Syntax
Ruby1.9.1
Debugging
-w whitespace
Method#owner
#=> module the method belongs to
Method#source_location
#=> where the method is defined
42. Ruby1.9.1
Installation
http://gist.github.com/59130
wget ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.1-p0.tar.bz2
tar -xjvf ruby-1.9.1-p0.tar.bz2
cd ruby-1.9.1-p0
./configure --prefix=/usr --program-suffix=19 --enable-shared
make && make install