Install Ruby 1.9 with require performance patch

For Ruby 1.9.2-p290

Go to source dir of ruby-1.9.2-p290

wget https://gist.github.com/raw/1008945/4edd1e1dcc1f0db52d4816843a9d1e6b60661122/ruby-1.9.2p290.patchpatch -p0 

Then as ussualy ./configure, make & make install

Reed more

• Gist Ruby 1.9.2 require performance patch
• Speeding up Rails startup time