Secrets behind
Ruby on Rails
David Heinemeier Hansson

An integrated stack of
web-application
frameworks

A bunch of stuff that
makes web developers
happy!

150,000 downloads

400+ professionals
from 55 countries

Convention
over
Configuration

<situps>
<situp position="up" />
<situp position="down" />
</situps>

Change is instant

Use it, break it, fix it,
trash it, change it
No compilation
No deployment
No server restarts
No code generation

It’s in the Ruby
Introspection
Open classes
Execute code in class definitions

Complete, integrated,
and familiar stack

Connecting front to back
From Ajax to Active Record
One language rules all tiers

The buck stops here
Responsible for the whole experience
Taking care of all the little things

Flexibility is overrated

Constraints are liberating

www.rubyonrails.org