====
Ruby
====

build & admin tools
===================
.. toctree::
  :maxdepth: 2

  rake
  buildr
  capistrano
  ssh
  gems

web framework
=============
.. toctree::
  :maxdepth: 2

  passenger
  rack
  sinatra
  ror
  tilt

db
==
.. toctree::
  :maxdepth: 2

  sequel

event driven
============
.. toctree::
  :maxdepth: 2

  rev

GUI
===
.. toctree::
  :maxdepth: 2

  vruby
  wxruby

Graphix
=======
.. toctree::
  :maxdepth: 2

  ruby-sdl-ffi

encoding
========
* http://d.hatena.ne.jp/xibbar/20090126/1232946944

=======
Version
=======
複数バージョンの使い分け

ruby-1.8.7
==========
::

 ./configure --prefix=/usr/local/ruby1.8.7 --program-suffix=1.8.7 --enable-shared

ruby-1.9.2
==========
::

 ./configure --prefix=/usr/local/ruby1.9.2 --program-suffix=1.9.2 --enable-shared


JRuby
=====

update-alternatives
===================
::

 #!/bin/sh
 set -x
 
 JRUBY_PRIORITY=80
 RUBY19_HOME=/usr/local/ruby1.9.2
 RUBY19_PRIORITY=90
 RUBY18_HOME=/usr/local/ruby1.8.7
 RUBY18_PRIORITY=100
 
 sudo update-alternatives --install \
   /usr/bin/ruby ruby $JRUBY_HOME/bin/jruby $JRUBY_PRIORITY\
   --slave /usr/bin/irb ruby-irb $JRUBY_HOME/bin/irb\
   --slave /usr/bin/gem ruby-gems $JRUBY_HOME/bin/gem\
   --slave /usr/bin/rake ruby-rake $JRUBY_HOME/bin/rake\
   --slave /usr/bin/buildr ruby-buildr $JRUBY_HOME/bin/buildr\
   --slave /usr/bin/rails ruby-rails $JRUBY_HOME/bin/rails\
   --slave /usr/bin/bundle ruby-bundle $JRUBY_HOME/bin/bundle\
 
 sudo update-alternatives --install \
   /usr/bin/ruby ruby $RUBY19_HOME/bin/ruby1.9.2 $RUBY19_PRIORITY\
   --slave /usr/bin/irb ruby-irb $RUBY19_HOME/bin/irb1.9.2\
   --slave /usr/bin/gem ruby-gems $RUBY19_HOME/bin/gem1.9.2\
   --slave /usr/bin/rake ruby-rake $RUBY19_HOME/bin/rake1.9.2\
   --slave /usr/bin/buildr ruby-buildr $RUBY19_HOME/bin/buildr\
   --slave /usr/bin/rails ruby-rails $RUBY19_HOME/bin/rails\
   --slave /usr/bin/bundle ruby-bundle $RUBY19_HOME/bin/bundle\
 
 sudo update-alternatives --install \
   /usr/bin/ruby ruby $RUBY18_HOME/bin/ruby1.8.7 $RUBY18_PRIORITY\
   --slave /usr/bin/irb ruby-irb $RUBY18_HOME/bin/irb1.8.7\
   --slave /usr/bin/gem ruby-gems $RUBY18_HOME/bin/gem1.8.7\
   --slave /usr/bin/rake ruby-rake $RUBY18_HOME/bin/rake\
   --slave /usr/bin/buildr ruby-buildr $RUBY18_HOME/bin/buildr\
   --slave /usr/bin/rails ruby-rails $RUBY18_HOME/bin/rails\
   --slave /usr/bin/bundle ruby-bundle $RUBY18_HOME/bin/bundle\