JSUG - Tim aka EPROG2 by Martin Schuerrer
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TIMaka EPROG V2.0
Martin Schürrer
2. März 2009
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Ruby Examples
Rails ExamplesWhy Rails?
TIMaka EPROG 2.0
What we didWhen to choose Rails
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Ruby
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Ruby
Dynamic typing
Fully object oriented
Metaprogramming
Interpreted
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JSUGJSUGJSUGJSUGJSUG
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„When I see a bird that walks like a duck and swims like a duck and
quacks like a duck, I call that bird a duck.“
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Ruby on Rails
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TIM
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Lessons learned
Avoid Second-System SyndromeIf in doubt leave it out!
KISS Keep it Simple, Stupid
YAGNI You Ain't Gonna Need It
Release Early, Release Often
Use git ;)
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When to choose Railsand when not to
Starting from a clean slate
WebAPP not WebSITE
CRUD Create Read Update Delete
RAD Rapid Application Development
Rails is Opinionated Software
Ruby
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GET POST PUT DELETE
find create update destroy
SELECT INSERT UPDATE DELETE
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POST /people/createGET /people/show/1POST /people/update/1POST /people/destroy/1
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POST /peopleGET /people/1PUT /people/1DELETE /people/1
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