Phusion Passenger (Modrails) on Ubuntu

Follow instructions from modrails.com

but at the end don't forget this.

cd /usr/local/lib/ruby/gems/1.8/gems/sqlite3-ruby-1.2.2
sudo find . -perm 0662 -exec chmod 664 {} \;

Some people messed up with permissions.

Ruby/Rails from Source

wget ftp://ftp.ruby-lang.org/pub/ruby/ruby-1.8.6.tar.gz
wget http://rubyforge.org/frs/download.php/20989/rubygems-0.9.4.tgz

sudo cp -r ~/ruby-1.8.6 /usr/local/src/
sudo cp -r ~/rubygems-0.9.4 /usr/local/src/

# Ubuntu
sudo apt-get install zlib*

cd /usr/local/src/ruby-1.8.6/ext/zlib/

ruby extconf.rb --with-zlib-include=/usr/include --with-zlib-lib=/usr/lib
make
sudo make install

cd /usr/local/src/rubygems-0.9.4/
sudo ruby setup.rb config
sudo ruby setup.rb setup
sudo ruby setup.rb install

cd
sudo gem install rails --with-dependencies